<!-- CANARY: REQ=REQ-DOCS-001; FEATURE="Docs"; ASPECT=Documentation; STATUS=TESTED; OWNER=docs; UPDATED=2026-01-15 --> <h2 id="quick-start-guide" class="position-relative d-flex align-items-center group"> <span>Quick Start Guide</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="quick-start-guide" aria-haspopup="dialog" aria-label="Share link: Quick Start Guide"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h2><div id="headingShareModal" class="heading-share-modal" role="dialog" aria-modal="true" aria-labelledby="headingShareTitle" hidden> <div class="hsm-dialog" role="document"> <div class="hsm-header"> <h2 id="headingShareTitle" class="h6 mb-0 fw-bold">Share this section</h2> <button type="button" class="hsm-close" aria-label="Close"> <i class="fa-solid fa-xmark"></i> </button> </div> <div class="hsm-body"> <label for="headingShareInput" class="form-label small text-muted mb-1 text-uppercase fw-bold" style="font-size: 0.7rem; letter-spacing: 0.5px;">Permalink</label> <div class="input-group mb-4 hsm-url-group"> <input id="headingShareInput" type="text" class="form-control font-monospace" readonly aria-readonly="true" style="font-size: 0.85rem;" /> <button class="btn btn-primary hsm-copy" type="button" aria-label="Copy" title="Copy"> <i class="fa-duotone fa-clipboard" aria-hidden="true"></i> </button> </div> <div class="small fw-bold mb-2 text-muted text-uppercase" style="font-size: 0.7rem; letter-spacing: 0.5px;">Share via</div> <div class="hsm-share-grid"> <a id="share-twitter" class="btn btn-outline-secondary w-100" target="_blank" rel="noopener noreferrer"> <i class="fa-brands fa-twitter me-2"></i>Twitter </a> <a id="share-linkedin" class="btn btn-outline-secondary w-100" target="_blank" rel="noopener noreferrer"> <i class="fa-brands fa-linkedin me-2"></i>LinkedIn </a> <a id="share-facebook" class="btn btn-outline-secondary w-100" target="_blank" rel="noopener noreferrer"> <i class="fa-brands fa-facebook me-2"></i>Facebook </a> </div> </div> </div> </div> <style> .heading-share-modal { position: fixed; inset: 0; display: flex; justify-content: center; align-items: center; background: rgba(0, 0, 0, 0.6); z-index: 1050; padding: 1rem; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); } .heading-share-modal[hidden] { display: none !important; } .hsm-dialog { max-width: 420px; width: 100%; background: var(--bs-body-bg, #fff); color: var(--bs-body-color, #212529); border: 1px solid var(--bs-border-color, rgba(0,0,0,0.1)); border-radius: 1rem; box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); overflow: hidden; animation: hsm-fade-in 0.2s ease-out; } @keyframes hsm-fade-in { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } } [data-bs-theme="dark"] .hsm-dialog { background: #1e293b; border-color: rgba(255,255,255,0.1); color: #f8f9fa; } .hsm-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; border-bottom: 1px solid var(--bs-border-color, rgba(0,0,0,0.1)); background: rgba(0,0,0,0.02); } [data-bs-theme="dark"] .hsm-header { background: rgba(255,255,255,0.02); border-color: rgba(255,255,255,0.1); } .hsm-close { background: transparent; border: none; color: inherit; opacity: 0.5; padding: 0.25rem 0.5rem; border-radius: 0.25rem; font-size: 1.2rem; line-height: 1; transition: opacity 0.2s; } .hsm-close:hover { opacity: 1; } .hsm-body { padding: 1.5rem; } .hsm-url-group { display: flex !important; align-items: stretch; } .hsm-url-group .form-control { flex: 1; min-width: 0; margin: 0; background: var(--bs-secondary-bg, #f8f9fa); border-color: var(--bs-border-color, #dee2e6); border-top-right-radius: 0; border-bottom-right-radius: 0; height: 42px; } .hsm-url-group .btn { flex: 0 0 auto; margin: 0; margin-left: -1px; border-top-left-radius: 0; border-bottom-left-radius: 0; height: 42px; display: flex; align-items: center; justify-content: center; padding: 0 1.25rem; z-index: 2; } [data-bs-theme="dark"] .hsm-url-group .form-control { background: #0f172a; border-color: #334155; color: #e2e8f0; } .hsm-share-grid { display: flex; flex-direction: column; gap: 0.5rem; } .hsm-share-grid .btn { display: flex; align-items: center; justify-content: center; font-size: 0.9rem; padding: 0.6rem; border-color: var(--bs-border-color); width: 100%; } [data-bs-theme="dark"] .hsm-share-grid .btn { color: #e2e8f0; border-color: #475569; } [data-bs-theme="dark"] .hsm-share-grid .btn:hover { background: #334155; border-color: #cbd5e1; } </style> <script> (function(){ const modal = document.getElementById('headingShareModal'); if(!modal) return; const input = modal.querySelector('#headingShareInput'); const copyBtn = modal.querySelector('.hsm-copy'); const twitter = modal.querySelector('#share-twitter'); const linkedin = modal.querySelector('#share-linkedin'); const facebook = modal.querySelector('#share-facebook'); const closeBtn = modal.querySelector('.hsm-close'); let lastFocus=null; let trapBound=false; function buildUrl(id){ return window.location.origin + window.location.pathname + '#' + id; } function isOpen(){ return !modal.hasAttribute('hidden'); } function hydrate(id){ const url=buildUrl(id); input.value=url; const enc=encodeURIComponent(url); const text=encodeURIComponent(document.title); if(twitter) twitter.href=`https://twitter.com/intent/tweet?url=${enc}&text=${text}`; if(linkedin) linkedin.href=`https://www.linkedin.com/sharing/share-offsite/?url=${enc}`; if(facebook) facebook.href=`https://www.facebook.com/sharer/sharer.php?u=${enc}`; } function openModal(id){ lastFocus=document.activeElement; hydrate(id); if(!isOpen()){ modal.removeAttribute('hidden'); } requestAnimationFrame(()=>{ input.focus(); }); trapFocus(); } function closeModal(){ if(!isOpen()) return; modal.setAttribute('hidden',''); if(lastFocus && typeof lastFocus.focus==='function') lastFocus.focus(); } function copyCurrent(){ try{ navigator.clipboard.writeText(input.value).then(()=>feedback(true),()=>fallback()); } catch(e){ fallback(); } } function fallback(){ input.select(); try{ document.execCommand('copy'); feedback(true);}catch(e){ feedback(false);} } function feedback(ok){ if(!copyBtn) return; const icon=copyBtn.querySelector('i'); if(!icon) return; const prev=copyBtn.getAttribute('data-prev')||icon.className; if(!copyBtn.getAttribute('data-prev')) copyBtn.setAttribute('data-prev',prev); icon.className= ok ? 'fa-duotone fa-clipboard-check':'fa-duotone fa-circle-exclamation'; setTimeout(()=>{ icon.className=prev; },1800); } function handleShareClick(e){ e.preventDefault(); const btn=e.currentTarget; const id=btn.getAttribute('data-share-target'); if(id) openModal(id); } function bindShareButtons(){ document.querySelectorAll('.h-share').forEach(btn=>{ if(!btn.dataset.hShareBound){ btn.addEventListener('click', handleShareClick); btn.dataset.hShareBound='1'; } }); } bindShareButtons(); if(document.readyState==='loading'){ document.addEventListener('DOMContentLoaded', bindShareButtons); } else { requestAnimationFrame(bindShareButtons); } document.addEventListener('click', function(e){ const shareBtn=e.target.closest && e.target.closest('.h-share'); if(shareBtn && !shareBtn.dataset.hShareBound){ handleShareClick.call(shareBtn, e); } }, true); document.addEventListener('click', e=>{ if(e.target===modal) closeModal(); if(e.target.closest && e.target.closest('.hsm-close')){ e.preventDefault(); closeModal(); } if(copyBtn && (e.target===copyBtn || (e.target.closest && e.target.closest('.hsm-copy')))) { e.preventDefault(); copyCurrent(); } }); document.addEventListener('keydown', e=>{ if(e.key==='Escape' && isOpen()) closeModal(); }); function trapFocus(){ if(trapBound) return; trapBound=true; modal.addEventListener('keydown', f=>{ if(f.key==='Tab' && isOpen()){ const focusable=[...modal.querySelectorAll('a[href],button,input,textarea,select,[tabindex]:not([tabindex="-1"])')].filter(el=>!el.hasAttribute('disabled')); if(!focusable.length) return; const first=focusable[0]; const last=focusable[focusable.length-1]; if(f.shiftKey && document.activeElement===first){ f.preventDefault(); last.focus(); } else if(!f.shiftKey && document.activeElement===last){ f.preventDefault(); first.focus(); } } }); } if(closeBtn) closeBtn.addEventListener('click', e=>{ e.preventDefault(); closeModal(); }); })(); </script><p>Get up and running with Geode in just 5 minutes. This guide walks you through installation, creating your first graph, and running basic queries.</p> <h3 id="prerequisites" class="position-relative d-flex align-items-center group"> <span>Prerequisites</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="prerequisites" aria-haspopup="dialog" aria-label="Share link: Prerequisites"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><ul> <li>Docker installed (recommended) OR</li> <li>Go 1.24.0+ (for building from source)</li> </ul> <h3 id="step-1-start-geode" class="position-relative d-flex align-items-center group"> <span>Step 1: Start Geode</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-1-start-geode" aria-haspopup="dialog" aria-label="Share link: Step 1: Start Geode"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3> <h4 id="using-docker-recommended" class="position-relative d-flex align-items-center group"> <span>Using Docker (Recommended)</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="using-docker-recommended" aria-haspopup="dialog" aria-label="Share link: Using Docker (Recommended)"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">docker run -d <span class="se">\ </span></span></span><span class="line"><span class="cl"><span class="se"></span> --name geode <span class="se">\ </span></span></span><span class="line"><span class="cl"><span class="se"></span> -p 3141:3141 <span class="se">\ </span></span></span><span class="line"><span class="cl"><span class="se"></span> -v geode-data:/var/lib/geode <span class="se">\ </span></span></span><span class="line"><span class="cl"><span class="se"></span> geodedb/geode:latest serve --listen 0.0.0.0:3141 </span></span></code></pre></div> <h4 id="using-docker-compose" class="position-relative d-flex align-items-center group"> <span>Using Docker Compose</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="using-docker-compose" aria-haspopup="dialog" aria-label="Share link: Using Docker Compose"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><p>Create <code>docker-compose.yml</code>:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-yaml" data-lang="yaml"><span class="line"><span class="cl"><span class="nt">version</span><span class="p">:</span><span class="w"> </span><span class="s1">&#39;3.8&#39;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">services</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">geode</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">image</span><span class="p">:</span><span class="w"> </span><span class="l">geodedb/geode:latest</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">ports</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span>- <span class="s2">&#34;3141:3141&#34;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">volumes</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span>- <span class="l">geode-data:/var/lib/geode</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">environment</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span>- <span class="l">GEODE_LOG_LEVEL=info</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">command</span><span class="p">:</span><span class="w"> </span><span class="p">[</span><span class="s2">&#34;serve&#34;</span><span class="p">,</span><span class="w"> </span><span class="s2">&#34;--listen&#34;</span><span class="p">,</span><span class="w"> </span><span class="s2">&#34;0.0.0.0:3141&#34;</span><span class="p">]</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nt">volumes</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nt">geode-data</span><span class="p">:</span><span class="w"> </span></span></span></code></pre></div><p>Start:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">docker-compose up -d </span></span></code></pre></div> <h4 id="from-source" class="position-relative d-flex align-items-center group"> <span>From Source</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="from-source" aria-haspopup="dialog" aria-label="Share link: From Source"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">git clone https://gitlab.com/devnw/codepros/geode/geode </span></span><span class="line"><span class="cl"><span class="nb">cd</span> geode </span></span><span class="line"><span class="cl">make build </span></span><span class="line"><span class="cl">./zig-out/bin/geode serve --listen 0.0.0.0:3141 </span></span></code></pre></div> <h3 id="step-2-install-client" class="position-relative d-flex align-items-center group"> <span>Step 2: Install Client</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-2-install-client" aria-haspopup="dialog" aria-label="Share link: Step 2: Install Client"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Choose your preferred language:</p> <div class="docs-tabs mb-4"> <ul class="nav nav-tabs" id="tabs-1774880881716879876" role="tablist"><li class="nav-item" role="presentation"> <button class="nav-link active" id="tabs-1774880881716879876-tab-0-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881716879876-tab-0" type="button" role="tab" aria-controls="tabs-1774880881716879876-tab-0" aria-selected="true" > Go </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881716879876-tab-1-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881716879876-tab-1" type="button" role="tab" aria-controls="tabs-1774880881716879876-tab-1" aria-selected="false" > Python </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881716879876-tab-2-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881716879876-tab-2" type="button" role="tab" aria-controls="tabs-1774880881716879876-tab-2" aria-selected="false" > Rust </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881716879876-tab-3-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881716879876-tab-3" type="button" role="tab" aria-controls="tabs-1774880881716879876-tab-3" aria-selected="false" > Node.js </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881716879876-tab-4-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881716879876-tab-4" type="button" role="tab" aria-controls="tabs-1774880881716879876-tab-4" aria-selected="false" > Zig </button> </li></ul> <div class="tab-content border border-top-0 rounded-bottom p-3" id="tabs-1774880881716879876-content"><div class="tab-pane fade show active" id="tabs-1774880881716879876-tab-0" role="tabpanel" aria-labelledby="tabs-1774880881716879876-tab-0-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">go get geodedb.com/geode </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881716879876-tab-1" role="tabpanel" aria-labelledby="tabs-1774880881716879876-tab-1-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">pip install geode-client </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881716879876-tab-2" role="tabpanel" aria-labelledby="tabs-1774880881716879876-tab-2-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-toml" data-lang="toml"><span class="line"><span class="cl"><span class="c"># Add to Cargo.toml</span> </span></span><span class="line"><span class="cl"><span class="p">[</span><span class="nx">dependencies</span><span class="p">]</span> </span></span><span class="line"><span class="cl"><span class="nx">geode-client</span> <span class="p">=</span> <span class="s2">&#34;0.1&#34;</span> </span></span><span class="line"><span class="cl"><span class="nx">tokio</span> <span class="p">=</span> <span class="p">{</span> <span class="nx">version</span> <span class="p">=</span> <span class="s2">&#34;1&#34;</span><span class="p">,</span> <span class="nx">features</span> <span class="p">=</span> <span class="p">[</span><span class="s2">&#34;full&#34;</span><span class="p">]</span> <span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881716879876-tab-3" role="tabpanel" aria-labelledby="tabs-1774880881716879876-tab-3-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">npm install @geodedb/client </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881716879876-tab-4" role="tabpanel" aria-labelledby="tabs-1774880881716879876-tab-4-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Add to build.zig.zon dependencies</span> </span></span><span class="line"><span class="cl">.geode_client <span class="o">=</span> .<span class="o">{</span> </span></span><span class="line"><span class="cl"> .url <span class="o">=</span> <span class="s2">&#34;https://gitlab.com/devnw/codepros/geode/geode-client-zig/-/archive/main/geode-client-zig-main.tar.gz&#34;</span>, </span></span><span class="line"><span class="cl"><span class="o">}</span>, </span></span></code></pre></div> </div></div> </div> <h4 id="cli-tool" class="position-relative d-flex align-items-center group"> <span>CLI Tool</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="cli-tool" aria-haspopup="dialog" aria-label="Share link: CLI Tool"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Debian/Ubuntu</span> </span></span><span class="line"><span class="cl">curl -fsSL https://apt.geodedb.com/geode.gpg <span class="p">|</span> sudo gpg --dearmor -o /usr/share/keyrings/geode-archive-keyring.gpg </span></span><span class="line"><span class="cl"><span class="nb">echo</span> <span class="s2">&#34;deb [signed-by=/usr/share/keyrings/geode-archive-keyring.gpg] https://apt.geodedb.com stable main&#34;</span> <span class="p">|</span> sudo tee /etc/apt/sources.list.d/geode.list </span></span><span class="line"><span class="cl">sudo apt update <span class="o">&amp;&amp;</span> sudo apt install geode </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Or via Docker</span> </span></span><span class="line"><span class="cl">docker <span class="nb">exec</span> -it geode geode shell </span></span></code></pre></div> <h3 id="step-3-verify-connection" class="position-relative d-flex align-items-center group"> <span>Step 3: Verify Connection</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-3-verify-connection" aria-haspopup="dialog" aria-label="Share link: Step 3: Verify Connection"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">geode ping localhost:3141 </span></span></code></pre></div><p>Expected output:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">Connected to Geode v0.1.0 </span></span><span class="line"><span class="cl">Latency: 2ms </span></span></code></pre></div> <h3 id="step-4-create-your-first-graph" class="position-relative d-flex align-items-center group"> <span>Step 4: Create Your First Graph</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-4-create-your-first-graph" aria-haspopup="dialog" aria-label="Share link: Step 4: Create Your First Graph"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Let&rsquo;s create a simple social network. First, here&rsquo;s the GQL:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="err">//</span><span class="w"> </span><span class="py">Create</span><span class="w"> </span><span class="py">people</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="p">(:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">,</span><span class="w"> </span><span class="nc">age</span><span class="p">:</span><span class="w"> </span><span class="nc">30</span><span class="p">,</span><span class="w"> </span><span class="py">city</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;New York&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">CREATE</span><span class="w"> </span><span class="p">(:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Bob&#34;</span><span class="p">,</span><span class="w"> </span><span class="nc">age</span><span class="p">:</span><span class="w"> </span><span class="nc">25</span><span class="p">,</span><span class="w"> </span><span class="py">city</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;San Francisco&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">CREATE</span><span class="w"> </span><span class="p">(:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Charlie&#34;</span><span class="p">,</span><span class="w"> </span><span class="nc">age</span><span class="p">:</span><span class="w"> </span><span class="nc">35</span><span class="p">,</span><span class="w"> </span><span class="py">city</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Seattle&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="nc">Create</span><span class="w"> </span><span class="py">relationships</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">alice</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">bob</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Bob&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">CREATE</span><span class="w"> </span><span class="p">(</span><span class="py">alice</span><span class="p">)</span><span class="err">-</span><span class="p">[:</span><span class="nc">KNOWS</span><span class="w"> </span><span class="p">{</span><span class="py">since</span><span class="p">:</span><span class="w"> </span><span class="nc">2020</span><span class="p">}]</span><span class="err">-&gt;</span><span class="p">(</span><span class="py">bob</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">bob</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Bob&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">charlie</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Charlie&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">CREATE</span><span class="w"> </span><span class="p">(</span><span class="py">bob</span><span class="p">)</span><span class="err">-</span><span class="p">[:</span><span class="nc">KNOWS</span><span class="w"> </span><span class="p">{</span><span class="py">since</span><span class="p">:</span><span class="w"> </span><span class="nc">2019</span><span class="p">}]</span><span class="err">-&gt;</span><span class="p">(</span><span class="py">charlie</span><span class="p">)</span><span class="w"> </span></span></span></code></pre></div> <h4 id="using-client-libraries" class="position-relative d-flex align-items-center group"> <span>Using Client Libraries</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="using-client-libraries" aria-haspopup="dialog" aria-label="Share link: Using Client Libraries"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="docs-tabs mb-4"> <ul class="nav nav-tabs" id="tabs-1774880881719750116" role="tablist"><li class="nav-item" role="presentation"> <button class="nav-link active" id="tabs-1774880881719750116-tab-0-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881719750116-tab-0" type="button" role="tab" aria-controls="tabs-1774880881719750116-tab-0" aria-selected="true" > Go </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881719750116-tab-1-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881719750116-tab-1" type="button" role="tab" aria-controls="tabs-1774880881719750116-tab-1" aria-selected="false" > Python </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881719750116-tab-2-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881719750116-tab-2" type="button" role="tab" aria-controls="tabs-1774880881719750116-tab-2" aria-selected="false" > Rust </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881719750116-tab-3-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881719750116-tab-3" type="button" role="tab" aria-controls="tabs-1774880881719750116-tab-3" aria-selected="false" > Node.js </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881719750116-tab-4-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881719750116-tab-4" type="button" role="tab" aria-controls="tabs-1774880881719750116-tab-4" aria-selected="false" > Zig </button> </li></ul> <div class="tab-content border border-top-0 rounded-bottom p-3" id="tabs-1774880881719750116-content"><div class="tab-pane fade show active" id="tabs-1774880881719750116-tab-0" role="tabpanel" aria-labelledby="tabs-1774880881719750116-tab-0-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-go" data-lang="go"><span class="line"><span class="cl"><span class="kn">package</span> <span class="nx">main</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="kn">import</span> <span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s">&#34;context&#34;</span> </span></span><span class="line"><span class="cl"> <span class="s">&#34;database/sql&#34;</span> </span></span><span class="line"><span class="cl"> <span class="s">&#34;log&#34;</span> </span></span><span class="line"><span class="cl"> <span class="nx">_</span> <span class="s">&#34;geodedb.com/geode&#34;</span> </span></span><span class="line"><span class="cl"><span class="p">)</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="kd">func</span> <span class="nf">main</span><span class="p">()</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">db</span><span class="p">,</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">sql</span><span class="p">.</span><span class="nf">Open</span><span class="p">(</span><span class="s">&#34;geode&#34;</span><span class="p">,</span> <span class="s">&#34;localhost:3141&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="k">defer</span> <span class="nx">db</span><span class="p">.</span><span class="nf">Close</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="nx">ctx</span> <span class="o">:=</span> <span class="nx">context</span><span class="p">.</span><span class="nf">Background</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Create people </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="p">=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">ExecContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">`CREATE (:Person {name: ?, age: ?, city: ?})`</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="s">&#34;Alice&#34;</span><span class="p">,</span> <span class="mi">30</span><span class="p">,</span> <span class="s">&#34;New York&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="p">=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">ExecContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">`CREATE (:Person {name: ?, age: ?, city: ?})`</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="s">&#34;Bob&#34;</span><span class="p">,</span> <span class="mi">25</span><span class="p">,</span> <span class="s">&#34;San Francisco&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="p">=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">ExecContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">` </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (a:Person {name: ?}), (b:Person {name: ?}) </span></span></span><span class="line"><span class="cl"><span class="s"> CREATE (a)-[:KNOWS {since: ?}]-&gt;(b) </span></span></span><span class="line"><span class="cl"><span class="s"> `</span><span class="p">,</span> <span class="s">&#34;Alice&#34;</span><span class="p">,</span> <span class="s">&#34;Bob&#34;</span><span class="p">,</span> <span class="mi">2020</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;Graph created!&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881719750116-tab-1" role="tabpanel" aria-labelledby="tabs-1774880881719750116-tab-1-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="kn">import</span> <span class="nn">asyncio</span> </span></span><span class="line"><span class="cl"><span class="kn">from</span> <span class="nn">geode_client</span> <span class="kn">import</span> <span class="n">Client</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="k">async</span> <span class="k">def</span> <span class="nf">main</span><span class="p">():</span> </span></span><span class="line"><span class="cl"> <span class="n">client</span> <span class="o">=</span> <span class="n">Client</span><span class="p">(</span><span class="n">host</span><span class="o">=</span><span class="s2">&#34;localhost&#34;</span><span class="p">,</span> <span class="n">port</span><span class="o">=</span><span class="mi">3141</span><span class="p">,</span> <span class="n">skip_verify</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">async</span> <span class="k">with</span> <span class="n">client</span><span class="o">.</span><span class="n">connection</span><span class="p">()</span> <span class="k">as</span> <span class="n">conn</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="c1"># Create people</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s2">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span><span class="s2">&#34;name&#34;</span><span class="p">:</span> <span class="s2">&#34;Alice&#34;</span><span class="p">,</span> <span class="s2">&#34;age&#34;</span><span class="p">:</span> <span class="mi">30</span><span class="p">,</span> <span class="s2">&#34;city&#34;</span><span class="p">:</span> <span class="s2">&#34;New York&#34;</span><span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s2">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span><span class="s2">&#34;name&#34;</span><span class="p">:</span> <span class="s2">&#34;Bob&#34;</span><span class="p">,</span> <span class="s2">&#34;age&#34;</span><span class="p">:</span> <span class="mi">25</span><span class="p">,</span> <span class="s2">&#34;city&#34;</span><span class="p">:</span> <span class="s2">&#34;San Francisco&#34;</span><span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">)</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1"># Create relationship</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s2">&#34;&#34;&#34; </span></span></span><span class="line"><span class="cl"><span class="s2"> MATCH (a:Person {name: $from}), (b:Person {name: $to}) </span></span></span><span class="line"><span class="cl"><span class="s2"> CREATE (a)-[:KNOWS {since: $since}]-&gt;(b) </span></span></span><span class="line"><span class="cl"><span class="s2"> &#34;&#34;&#34;</span><span class="p">,</span> <span class="p">{</span><span class="s2">&#34;from&#34;</span><span class="p">:</span> <span class="s2">&#34;Alice&#34;</span><span class="p">,</span> <span class="s2">&#34;to&#34;</span><span class="p">:</span> <span class="s2">&#34;Bob&#34;</span><span class="p">,</span> <span class="s2">&#34;since&#34;</span><span class="p">:</span> <span class="mi">2020</span><span class="p">})</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="s2">&#34;Graph created!&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">asyncio</span><span class="o">.</span><span class="n">run</span><span class="p">(</span><span class="n">main</span><span class="p">())</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881719750116-tab-2" role="tabpanel" aria-labelledby="tabs-1774880881719750116-tab-2-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-rust" data-lang="rust"><span class="line"><span class="cl"><span class="k">use</span><span class="w"> </span><span class="n">geode_client</span>::<span class="p">{</span><span class="n">Client</span><span class="p">,</span><span class="w"> </span><span class="n">Value</span><span class="p">};</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">use</span><span class="w"> </span><span class="n">std</span>::<span class="n">collections</span>::<span class="n">HashMap</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="cp">#[tokio::main]</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">async</span><span class="w"> </span><span class="k">fn</span> <span class="nf">main</span><span class="p">()</span><span class="w"> </span>-&gt; <span class="nb">Result</span><span class="o">&lt;</span><span class="p">(),</span><span class="w"> </span><span class="nb">Box</span><span class="o">&lt;</span><span class="k">dyn</span><span class="w"> </span><span class="n">std</span>::<span class="n">error</span>::<span class="n">Error</span><span class="o">&gt;&gt;</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="n">client</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">Client</span>::<span class="n">new</span><span class="p">(</span><span class="s">&#34;127.0.0.1&#34;</span><span class="p">,</span><span class="w"> </span><span class="mi">3141</span><span class="p">).</span><span class="n">skip_verify</span><span class="p">(</span><span class="kc">true</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="k">mut</span><span class="w"> </span><span class="n">conn</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">connect</span><span class="p">().</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="c1">// Create people </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="k">mut</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">HashMap</span>::<span class="n">new</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;Alice&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">int</span><span class="p">(</span><span class="mi">30</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;city&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;New York&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query_with_params</span><span class="p">(</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="s">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="o">&amp;</span><span class="n">params</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;Bob&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">int</span><span class="p">(</span><span class="mi">25</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;city&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;San Francisco&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query_with_params</span><span class="p">(</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="s">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="o">&amp;</span><span class="n">params</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="k">mut</span><span class="w"> </span><span class="n">rel_params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">HashMap</span>::<span class="n">new</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">rel_params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;from&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;Alice&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">rel_params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;to&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;Bob&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">rel_params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;since&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">int</span><span class="p">(</span><span class="mi">2020</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query_with_params</span><span class="p">(</span><span class="sa">r</span><span class="s">#&#34; </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (a:Person {name: $from}), (b:Person {name: $to}) </span></span></span><span class="line"><span class="cl"><span class="s"> CREATE (a)-[:KNOWS {since: $since}]-&gt;(b) </span></span></span><span class="line"><span class="cl"><span class="s"> &#34;#</span><span class="p">,</span><span class="w"> </span><span class="o">&amp;</span><span class="n">rel_params</span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="fm">println!</span><span class="p">(</span><span class="s">&#34;Graph created!&#34;</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nb">Ok</span><span class="p">(())</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span><span class="w"> </span></span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881719750116-tab-3" role="tabpanel" aria-labelledby="tabs-1774880881719750116-tab-3-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-typescript" data-lang="typescript"><span class="line"><span class="cl"><span class="kr">import</span> <span class="p">{</span> <span class="nx">createClient</span> <span class="p">}</span> <span class="kr">from</span> <span class="s1">&#39;@geodedb/client&#39;</span><span class="p">;</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="kr">async</span> <span class="kd">function</span> <span class="nx">main() {</span> </span></span><span class="line"><span class="cl"> <span class="kr">const</span> <span class="nx">client</span> <span class="o">=</span> <span class="k">await</span> <span class="nx">createClient</span><span class="p">(</span><span class="s1">&#39;quic://localhost:3141&#39;</span><span class="p">);</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Create people </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">exec</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s1">&#39;CREATE (:Person {name: $name, age: $age, city: $city})&#39;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span> <span class="nx">params</span><span class="o">:</span> <span class="p">{</span> <span class="nx">name</span><span class="o">:</span> <span class="s1">&#39;Alice&#39;</span><span class="p">,</span> <span class="nx">age</span>: <span class="kt">30</span><span class="p">,</span> <span class="nx">city</span><span class="o">:</span> <span class="s1">&#39;New York&#39;</span> <span class="p">}</span> <span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">);</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">exec</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s1">&#39;CREATE (:Person {name: $name, age: $age, city: $city})&#39;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span> <span class="nx">params</span><span class="o">:</span> <span class="p">{</span> <span class="nx">name</span><span class="o">:</span> <span class="s1">&#39;Bob&#39;</span><span class="p">,</span> <span class="nx">age</span>: <span class="kt">25</span><span class="p">,</span> <span class="nx">city</span><span class="o">:</span> <span class="s1">&#39;San Francisco&#39;</span> <span class="p">}</span> <span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">);</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">exec</span><span class="p">(</span><span class="sb">` </span></span></span><span class="line"><span class="cl"><span class="sb"> MATCH (a:Person {name: $from}), (b:Person {name: $to}) </span></span></span><span class="line"><span class="cl"><span class="sb"> CREATE (a)-[:KNOWS {since: $since}]-&gt;(b) </span></span></span><span class="line"><span class="cl"><span class="sb"> `</span><span class="p">,</span> <span class="p">{</span> <span class="nx">params</span><span class="o">:</span> <span class="p">{</span> <span class="kr">from</span><span class="o">:</span> <span class="s1">&#39;Alice&#39;</span><span class="p">,</span> <span class="nx">to</span><span class="o">:</span> <span class="s1">&#39;Bob&#39;</span><span class="p">,</span> <span class="nx">since</span>: <span class="kt">2020</span> <span class="p">}</span> <span class="p">});</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">&#39;Graph created!&#39;</span><span class="p">);</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">close</span><span class="p">();</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="nx">main</span><span class="p">();</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881719750116-tab-4" role="tabpanel" aria-labelledby="tabs-1774880881719750116-tab-4-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-zig" data-lang="zig"><span class="line"><span class="cl"><span class="kr">const</span><span class="w"> </span><span class="n">std</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="nb">@import</span><span class="p">(</span><span class="s">&#34;std&#34;</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">const</span><span class="w"> </span><span class="n">geode</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="nb">@import</span><span class="p">(</span><span class="s">&#34;geode_client&#34;</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">pub</span><span class="w"> </span><span class="k">fn</span><span class="w"> </span><span class="n">main</span><span class="p">()</span><span class="w"> </span><span class="o">!</span><span class="kt">void</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kr">var</span><span class="w"> </span><span class="n">gpa</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">std</span><span class="p">.</span><span class="n">heap</span><span class="p">.</span><span class="n">GeneralPurposeAllocator</span><span class="p">(.{}){};</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">defer</span><span class="w"> </span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">gpa</span><span class="p">.</span><span class="n">deinit</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kr">const</span><span class="w"> </span><span class="n">allocator</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">gpa</span><span class="p">.</span><span class="n">allocator</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kr">var</span><span class="w"> </span><span class="n">client</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">geode</span><span class="p">.</span><span class="n">GeodeClient</span><span class="p">.</span><span class="n">init</span><span class="p">(</span><span class="n">allocator</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;localhost&#34;</span><span class="p">,</span><span class="w"> </span><span class="mi">3141</span><span class="p">,</span><span class="w"> </span><span class="kc">true</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">defer</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">deinit</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">connect</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendHello</span><span class="p">(</span><span class="s">&#34;quickstart&#34;</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;1.0.0&#34;</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="c1">// Create people with parameterized queries </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="w"> </span><span class="kr">var</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">std</span><span class="p">.</span><span class="n">json</span><span class="p">.</span><span class="n">ObjectMap</span><span class="p">.</span><span class="n">init</span><span class="p">(</span><span class="n">allocator</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">defer</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">deinit</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">integer</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">30</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;city&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;New York&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">object</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">clearRetainingCapacity</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;Bob&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">integer</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">25</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;city&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;San Francisco&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">2</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;CREATE (:Person {name: $name, age: $age, city: $city})&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">object</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">clearRetainingCapacity</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;from&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;to&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;Bob&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;since&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">integer</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">2020</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">3</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\MATCH (a:Person {name: $from}), (b:Person {name: $to})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\CREATE (a)-[:KNOWS {since: $since}]-&gt;(b)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">object</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">std</span><span class="p">.</span><span class="n">debug</span><span class="p">.</span><span class="n">print</span><span class="p">(</span><span class="s">&#34;Graph created!</span><span class="se">\n</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span><span class="w"> </span></span></span></code></pre></div> </div></div> </div> <h4 id="using-cli" class="position-relative d-flex align-items-center group"> <span>Using CLI</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="using-cli" aria-haspopup="dialog" aria-label="Share link: Using CLI"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">geode shell </span></span><span class="line"><span class="cl">geode&gt; CREATE <span class="o">(</span>:Person <span class="o">{</span>name: <span class="s1">&#39;Alice&#39;</span>, age: 30, city: <span class="s1">&#39;New York&#39;</span><span class="o">})</span> </span></span><span class="line"><span class="cl">geode&gt; CREATE <span class="o">(</span>:Person <span class="o">{</span>name: <span class="s1">&#39;Bob&#39;</span>, age: 25, city: <span class="s1">&#39;San Francisco&#39;</span><span class="o">})</span> </span></span><span class="line"><span class="cl">geode&gt; MATCH <span class="o">(</span>a:Person <span class="o">{</span>name: <span class="s1">&#39;Alice&#39;</span><span class="o">})</span>, <span class="o">(</span>b:Person <span class="o">{</span>name: <span class="s1">&#39;Bob&#39;</span><span class="o">})</span> CREATE <span class="o">(</span>a<span class="o">)</span>-<span class="o">[</span>:KNOWS <span class="o">{</span>since: 2020<span class="o">}]</span>-&gt;<span class="o">(</span>b<span class="o">)</span> </span></span></code></pre></div> <h3 id="step-5-query-your-data" class="position-relative d-flex align-items-center group"> <span>Step 5: Query Your Data</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-5-query-your-data" aria-haspopup="dialog" aria-label="Share link: Step 5: Query Your Data"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3> <h4 id="find-all-people" class="position-relative d-flex align-items-center group"> <span>Find All People</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="find-all-people" aria-haspopup="dialog" aria-label="Share link: Find All People"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">RETURN</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">name</span><span class="p">,</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">age</span><span class="p">,</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">city</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">ORDER</span><span class="w"> </span><span class="py">BY</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">age</span><span class="w"> </span></span></span></code></pre></div><div class="docs-tabs mb-4"> <ul class="nav nav-tabs" id="tabs-1774880881738237768" role="tablist"><li class="nav-item" role="presentation"> <button class="nav-link active" id="tabs-1774880881738237768-tab-0-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881738237768-tab-0" type="button" role="tab" aria-controls="tabs-1774880881738237768-tab-0" aria-selected="true" > Go </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881738237768-tab-1-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881738237768-tab-1" type="button" role="tab" aria-controls="tabs-1774880881738237768-tab-1" aria-selected="false" > Python </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881738237768-tab-2-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881738237768-tab-2" type="button" role="tab" aria-controls="tabs-1774880881738237768-tab-2" aria-selected="false" > Rust </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881738237768-tab-3-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881738237768-tab-3" type="button" role="tab" aria-controls="tabs-1774880881738237768-tab-3" aria-selected="false" > Node.js </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881738237768-tab-4-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881738237768-tab-4" type="button" role="tab" aria-controls="tabs-1774880881738237768-tab-4" aria-selected="false" > Zig </button> </li></ul> <div class="tab-content border border-top-0 rounded-bottom p-3" id="tabs-1774880881738237768-content"><div class="tab-pane fade show active" id="tabs-1774880881738237768-tab-0" role="tabpanel" aria-labelledby="tabs-1774880881738237768-tab-0-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-go" data-lang="go"><span class="line"><span class="cl"><span class="nx">rows</span><span class="p">,</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">QueryContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">` </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (p:Person) </span></span></span><span class="line"><span class="cl"><span class="s"> RETURN p.name, p.age, p.city </span></span></span><span class="line"><span class="cl"><span class="s"> ORDER BY p.age </span></span></span><span class="line"><span class="cl"><span class="s">`</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"><span class="k">defer</span> <span class="nx">rows</span><span class="p">.</span><span class="nf">Close</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="k">for</span> <span class="nx">rows</span><span class="p">.</span><span class="nf">Next</span><span class="p">()</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="kd">var</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">city</span> <span class="kt">string</span> </span></span><span class="line"><span class="cl"> <span class="kd">var</span> <span class="nx">age</span> <span class="kt">int</span> </span></span><span class="line"><span class="cl"> <span class="nx">rows</span><span class="p">.</span><span class="nf">Scan</span><span class="p">(</span><span class="o">&amp;</span><span class="nx">name</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">age</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">city</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%s, %d, %s\n&#34;</span><span class="p">,</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">age</span><span class="p">,</span> <span class="nx">city</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881738237768-tab-1" role="tabpanel" aria-labelledby="tabs-1774880881738237768-tab-1-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">async</span> <span class="k">with</span> <span class="n">client</span><span class="o">.</span><span class="n">connection</span><span class="p">()</span> <span class="k">as</span> <span class="n">conn</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="n">page</span><span class="p">,</span> <span class="n">_</span> <span class="o">=</span> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">query</span><span class="p">(</span><span class="s2">&#34;&#34;&#34; </span></span></span><span class="line"><span class="cl"><span class="s2"> MATCH (p:Person) </span></span></span><span class="line"><span class="cl"><span class="s2"> RETURN p.name, p.age, p.city </span></span></span><span class="line"><span class="cl"><span class="s2"> ORDER BY p.age </span></span></span><span class="line"><span class="cl"><span class="s2"> &#34;&#34;&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">for</span> <span class="n">row</span> <span class="ow">in</span> <span class="n">page</span><span class="o">.</span><span class="n">rows</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="sa">f</span><span class="s2">&#34;</span><span class="si">{</span><span class="n">row</span><span class="p">[</span><span class="s1">&#39;p.name&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">as_string</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="n">row</span><span class="p">[</span><span class="s1">&#39;p.age&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">as_int</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="n">row</span><span class="p">[</span><span class="s1">&#39;p.city&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">as_string</span><span class="si">}</span><span class="s2">&#34;</span><span class="p">)</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881738237768-tab-2" role="tabpanel" aria-labelledby="tabs-1774880881738237768-tab-2-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-rust" data-lang="rust"><span class="line"><span class="cl"><span class="kd">let</span><span class="w"> </span><span class="p">(</span><span class="n">page</span><span class="p">,</span><span class="w"> </span><span class="n">_</span><span class="p">)</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query</span><span class="p">(</span><span class="sa">r</span><span class="s">#&#34; </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (p:Person) </span></span></span><span class="line"><span class="cl"><span class="s"> RETURN p.name, p.age, p.city </span></span></span><span class="line"><span class="cl"><span class="s"> ORDER BY p.age </span></span></span><span class="line"><span class="cl"><span class="s">&#34;#</span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">for</span><span class="w"> </span><span class="n">row</span><span class="w"> </span><span class="k">in</span><span class="w"> </span><span class="o">&amp;</span><span class="n">page</span><span class="p">.</span><span class="n">rows</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="n">name</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">row</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">&#34;p.name&#34;</span><span class="p">).</span><span class="n">unwrap</span><span class="p">().</span><span class="n">as_string</span><span class="p">()</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="n">age</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">row</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">&#34;p.age&#34;</span><span class="p">).</span><span class="n">unwrap</span><span class="p">().</span><span class="n">as_int</span><span class="p">()</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="kd">let</span><span class="w"> </span><span class="n">city</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">row</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">&#34;p.city&#34;</span><span class="p">).</span><span class="n">unwrap</span><span class="p">().</span><span class="n">as_string</span><span class="p">()</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="fm">println!</span><span class="p">(</span><span class="s">&#34;</span><span class="si">{}</span><span class="s">, </span><span class="si">{}</span><span class="s">, </span><span class="si">{}</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span><span class="n">name</span><span class="p">,</span><span class="w"> </span><span class="n">age</span><span class="p">,</span><span class="w"> </span><span class="n">city</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span><span class="w"> </span></span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881738237768-tab-3" role="tabpanel" aria-labelledby="tabs-1774880881738237768-tab-3-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-typescript" data-lang="typescript"><span class="line"><span class="cl"><span class="kr">const</span> <span class="nx">rows</span> <span class="o">=</span> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">queryAll</span><span class="p">(</span><span class="sb">` </span></span></span><span class="line"><span class="cl"><span class="sb"> MATCH (p:Person) </span></span></span><span class="line"><span class="cl"><span class="sb"> RETURN p.name, p.age, p.city </span></span></span><span class="line"><span class="cl"><span class="sb"> ORDER BY p.age </span></span></span><span class="line"><span class="cl"><span class="sb">`</span><span class="p">);</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="k">for</span> <span class="p">(</span><span class="kr">const</span> <span class="nx">row</span> <span class="k">of</span> <span class="nx">rows</span><span class="p">)</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="sb">`</span><span class="si">${</span><span class="nx">row</span><span class="p">.</span><span class="kr">get</span><span class="p">(</span><span class="s1">&#39;p.name&#39;</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">asString</span><span class="si">}</span><span class="sb">, </span><span class="si">${</span><span class="nx">row</span><span class="p">.</span><span class="kr">get</span><span class="p">(</span><span class="s1">&#39;p.age&#39;</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">asNumber</span><span class="si">}</span><span class="sb">, </span><span class="si">${</span><span class="nx">row</span><span class="p">.</span><span class="kr">get</span><span class="p">(</span><span class="s1">&#39;p.city&#39;</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">asString</span><span class="si">}</span><span class="sb">`</span><span class="p">);</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881738237768-tab-4" role="tabpanel" aria-labelledby="tabs-1774880881738237768-tab-4-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-zig" data-lang="zig"><span class="line"><span class="cl"><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\MATCH (p:Person)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\RETURN p.name, p.age, p.city</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\ORDER BY p.age</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">,</span><span class="w"> </span><span class="kc">null</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">const</span><span class="w"> </span><span class="n">schema</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">defer</span><span class="w"> </span><span class="n">allocator</span><span class="p">.</span><span class="n">free</span><span class="p">(</span><span class="n">schema</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Pull results </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendPull</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="mi">1000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">const</span><span class="w"> </span><span class="n">result</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">defer</span><span class="w"> </span><span class="n">allocator</span><span class="p">.</span><span class="n">free</span><span class="p">(</span><span class="n">result</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Parse JSON response and iterate rows </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="n">std</span><span class="p">.</span><span class="n">debug</span><span class="p">.</span><span class="n">print</span><span class="p">(</span><span class="s">&#34;Result: {s}</span><span class="se">\n</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="n">result</span><span class="p">});</span><span class="w"> </span></span></span></code></pre></div> </div></div> </div> <p>Expected output:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">| p.name | p.age | p.city | </span></span><span class="line"><span class="cl">|----------|-------|----------------| </span></span><span class="line"><span class="cl">| Bob | 25 | San Francisco | </span></span><span class="line"><span class="cl">| Alice | 30 | New York | </span></span><span class="line"><span class="cl">| Charlie | 35 | Seattle | </span></span></code></pre></div> <h4 id="find-friends" class="position-relative d-flex align-items-center group"> <span>Find Friends</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="find-friends" aria-haspopup="dialog" aria-label="Share link: Find Friends"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="p">)</span><span class="err">-</span><span class="p">[:</span><span class="nc">KNOWS</span><span class="p">]</span><span class="err">-&gt;</span><span class="p">(</span><span class="py">friend</span><span class="p">:</span><span class="nc">Person</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">RETURN</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">name</span><span class="w"> </span><span class="py">AS</span><span class="w"> </span><span class="py">person</span><span class="p">,</span><span class="w"> </span><span class="py">friend</span><span class="err">.</span><span class="py">name</span><span class="w"> </span><span class="py">AS</span><span class="w"> </span><span class="py">friend</span><span class="w"> </span></span></span></code></pre></div><div class="docs-tabs mb-4"> <ul class="nav nav-tabs" id="tabs-1774880881744683436" role="tablist"><li class="nav-item" role="presentation"> <button class="nav-link active" id="tabs-1774880881744683436-tab-0-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881744683436-tab-0" type="button" role="tab" aria-controls="tabs-1774880881744683436-tab-0" aria-selected="true" > Go </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881744683436-tab-1-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881744683436-tab-1" type="button" role="tab" aria-controls="tabs-1774880881744683436-tab-1" aria-selected="false" > Python </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881744683436-tab-2-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881744683436-tab-2" type="button" role="tab" aria-controls="tabs-1774880881744683436-tab-2" aria-selected="false" > Rust </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881744683436-tab-3-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881744683436-tab-3" type="button" role="tab" aria-controls="tabs-1774880881744683436-tab-3" aria-selected="false" > Node.js </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881744683436-tab-4-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881744683436-tab-4" type="button" role="tab" aria-controls="tabs-1774880881744683436-tab-4" aria-selected="false" > Zig </button> </li></ul> <div class="tab-content border border-top-0 rounded-bottom p-3" id="tabs-1774880881744683436-content"><div class="tab-pane fade show active" id="tabs-1774880881744683436-tab-0" role="tabpanel" aria-labelledby="tabs-1774880881744683436-tab-0-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-go" data-lang="go"><span class="line"><span class="cl"><span class="nx">rows</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">QueryContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">` </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (p:Person)-[:KNOWS]-&gt;(friend:Person) </span></span></span><span class="line"><span class="cl"><span class="s"> RETURN p.name AS person, friend.name AS friend </span></span></span><span class="line"><span class="cl"><span class="s">`</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">defer</span> <span class="nx">rows</span><span class="p">.</span><span class="nf">Close</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="k">for</span> <span class="nx">rows</span><span class="p">.</span><span class="nf">Next</span><span class="p">()</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="kd">var</span> <span class="nx">person</span><span class="p">,</span> <span class="nx">friend</span> <span class="kt">string</span> </span></span><span class="line"><span class="cl"> <span class="nx">rows</span><span class="p">.</span><span class="nf">Scan</span><span class="p">(</span><span class="o">&amp;</span><span class="nx">person</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">friend</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%s knows %s\n&#34;</span><span class="p">,</span> <span class="nx">person</span><span class="p">,</span> <span class="nx">friend</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881744683436-tab-1" role="tabpanel" aria-labelledby="tabs-1774880881744683436-tab-1-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="n">page</span><span class="p">,</span> <span class="n">_</span> <span class="o">=</span> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">query</span><span class="p">(</span><span class="s2">&#34;&#34;&#34; </span></span></span><span class="line"><span class="cl"><span class="s2"> MATCH (p:Person)-[:KNOWS]-&gt;(friend:Person) </span></span></span><span class="line"><span class="cl"><span class="s2"> RETURN p.name AS person, friend.name AS friend </span></span></span><span class="line"><span class="cl"><span class="s2">&#34;&#34;&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">for</span> <span class="n">row</span> <span class="ow">in</span> <span class="n">page</span><span class="o">.</span><span class="n">rows</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="sa">f</span><span class="s2">&#34;</span><span class="si">{</span><span class="n">row</span><span class="p">[</span><span class="s1">&#39;person&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">as_string</span><span class="si">}</span><span class="s2"> knows </span><span class="si">{</span><span class="n">row</span><span class="p">[</span><span class="s1">&#39;friend&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">as_string</span><span class="si">}</span><span class="s2">&#34;</span><span class="p">)</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881744683436-tab-2" role="tabpanel" aria-labelledby="tabs-1774880881744683436-tab-2-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-rust" data-lang="rust"><span class="line"><span class="cl"><span class="kd">let</span><span class="w"> </span><span class="p">(</span><span class="n">page</span><span class="p">,</span><span class="w"> </span><span class="n">_</span><span class="p">)</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query</span><span class="p">(</span><span class="sa">r</span><span class="s">#&#34; </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (p:Person)-[:KNOWS]-&gt;(friend:Person) </span></span></span><span class="line"><span class="cl"><span class="s"> RETURN p.name AS person, friend.name AS friend </span></span></span><span class="line"><span class="cl"><span class="s">&#34;#</span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">for</span><span class="w"> </span><span class="n">row</span><span class="w"> </span><span class="k">in</span><span class="w"> </span><span class="o">&amp;</span><span class="n">page</span><span class="p">.</span><span class="n">rows</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="fm">println!</span><span class="p">(</span><span class="s">&#34;</span><span class="si">{}</span><span class="s"> knows </span><span class="si">{}</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">row</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">&#34;person&#34;</span><span class="p">).</span><span class="n">unwrap</span><span class="p">().</span><span class="n">as_string</span><span class="p">()</span><span class="o">?</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">row</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">&#34;friend&#34;</span><span class="p">).</span><span class="n">unwrap</span><span class="p">().</span><span class="n">as_string</span><span class="p">()</span><span class="o">?</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span><span class="w"> </span></span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881744683436-tab-3" role="tabpanel" aria-labelledby="tabs-1774880881744683436-tab-3-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-typescript" data-lang="typescript"><span class="line"><span class="cl"><span class="kr">const</span> <span class="nx">rows</span> <span class="o">=</span> <span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">queryAll</span><span class="p">(</span><span class="sb">` </span></span></span><span class="line"><span class="cl"><span class="sb"> MATCH (p:Person)-[:KNOWS]-&gt;(friend:Person) </span></span></span><span class="line"><span class="cl"><span class="sb"> RETURN p.name AS person, friend.name AS friend </span></span></span><span class="line"><span class="cl"><span class="sb">`</span><span class="p">);</span> </span></span><span class="line"><span class="cl"><span class="k">for</span> <span class="p">(</span><span class="kr">const</span> <span class="nx">row</span> <span class="k">of</span> <span class="nx">rows</span><span class="p">)</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="sb">`</span><span class="si">${</span><span class="nx">row</span><span class="p">.</span><span class="kr">get</span><span class="p">(</span><span class="s1">&#39;person&#39;</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">asString</span><span class="si">}</span><span class="sb"> knows </span><span class="si">${</span><span class="nx">row</span><span class="p">.</span><span class="kr">get</span><span class="p">(</span><span class="s1">&#39;friend&#39;</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">asString</span><span class="si">}</span><span class="sb">`</span><span class="p">);</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881744683436-tab-4" role="tabpanel" aria-labelledby="tabs-1774880881744683436-tab-4-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-zig" data-lang="zig"><span class="line"><span class="cl"><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\MATCH (p:Person)-[:KNOWS]-&gt;(friend:Person)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\RETURN p.name AS person, friend.name AS friend</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">,</span><span class="w"> </span><span class="kc">null</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">const</span><span class="w"> </span><span class="n">schema</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">defer</span><span class="w"> </span><span class="n">allocator</span><span class="p">.</span><span class="n">free</span><span class="p">(</span><span class="n">schema</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendPull</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="mi">1000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kr">const</span><span class="w"> </span><span class="n">result</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">defer</span><span class="w"> </span><span class="n">allocator</span><span class="p">.</span><span class="n">free</span><span class="p">(</span><span class="n">result</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">std</span><span class="p">.</span><span class="n">debug</span><span class="p">.</span><span class="n">print</span><span class="p">(</span><span class="s">&#34;Result: {s}</span><span class="se">\n</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="n">result</span><span class="p">});</span><span class="w"> </span></span></span></code></pre></div> </div></div> </div> <p>Expected output:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">| person | friend | </span></span><span class="line"><span class="cl">|---------|---------| </span></span><span class="line"><span class="cl">| Alice | Bob | </span></span><span class="line"><span class="cl">| Bob | Charlie | </span></span></code></pre></div> <h4 id="find-friends-of-friends" class="position-relative d-flex align-items-center group"> <span>Find Friends of Friends</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="find-friends-of-friends" aria-haspopup="dialog" aria-label="Share link: Find Friends of Friends"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="err">-</span><span class="p">[:</span><span class="nc">KNOWS</span><span class="err">*</span><span class="nc">2</span><span class="err">.</span><span class="mf">.2</span><span class="p">]</span><span class="err">-&gt;</span><span class="p">(</span><span class="py">fof</span><span class="p">:</span><span class="nc">Person</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">RETURN</span><span class="w"> </span><span class="py">DISTINCT</span><span class="w"> </span><span class="py">fof</span><span class="err">.</span><span class="py">name</span><span class="w"> </span><span class="py">AS</span><span class="w"> </span><span class="py">friend_of_friend</span><span class="w"> </span></span></span></code></pre></div><p>Expected output:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">| friend_of_friend | </span></span><span class="line"><span class="cl">|------------------| </span></span><span class="line"><span class="cl">| Charlie | </span></span></code></pre></div> <h4 id="count-by-city" class="position-relative d-flex align-items-center group"> <span>Count by City</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="count-by-city" aria-haspopup="dialog" aria-label="Share link: Count by City"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">RETURN</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">city</span><span class="p">,</span><span class="w"> </span><span class="py">count</span><span class="p">(</span><span class="py">p</span><span class="p">)</span><span class="w"> </span><span class="py">AS</span><span class="w"> </span><span class="py">population</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">ORDER</span><span class="w"> </span><span class="py">BY</span><span class="w"> </span><span class="py">population</span><span class="w"> </span><span class="py">DESC</span><span class="w"> </span></span></span></code></pre></div><p>Expected output:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">| p.city | population | </span></span><span class="line"><span class="cl">|---------------|------------| </span></span><span class="line"><span class="cl">| New York | 1 | </span></span><span class="line"><span class="cl">| San Francisco | 1 | </span></span><span class="line"><span class="cl">| Seattle | 1 | </span></span></code></pre></div> <h3 id="step-6-use-transactions" class="position-relative d-flex align-items-center group"> <span>Step 6: Use Transactions</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-6-use-transactions" aria-haspopup="dialog" aria-label="Share link: Step 6: Use Transactions"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">BEGIN</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="py">Create</span><span class="w"> </span><span class="py">a</span><span class="w"> </span><span class="py">person</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="p">(:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;David&#34;</span><span class="p">,</span><span class="w"> </span><span class="nc">age</span><span class="p">:</span><span class="w"> </span><span class="nc">28</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="py">Create</span><span class="w"> </span><span class="py">relationship</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">david</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;David&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">alice</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">CREATE</span><span class="w"> </span><span class="p">(</span><span class="py">david</span><span class="p">)</span><span class="err">-</span><span class="p">[:</span><span class="nc">KNOWS</span><span class="p">]</span><span class="err">-&gt;</span><span class="p">(</span><span class="py">alice</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">COMMIT</span><span class="w"> </span></span></span></code></pre></div><div class="docs-tabs mb-4"> <ul class="nav nav-tabs" id="tabs-1774880881749826862" role="tablist"><li class="nav-item" role="presentation"> <button class="nav-link active" id="tabs-1774880881749826862-tab-0-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881749826862-tab-0" type="button" role="tab" aria-controls="tabs-1774880881749826862-tab-0" aria-selected="true" > Go </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881749826862-tab-1-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881749826862-tab-1" type="button" role="tab" aria-controls="tabs-1774880881749826862-tab-1" aria-selected="false" > Python </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881749826862-tab-2-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881749826862-tab-2" type="button" role="tab" aria-controls="tabs-1774880881749826862-tab-2" aria-selected="false" > Rust </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881749826862-tab-3-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881749826862-tab-3" type="button" role="tab" aria-controls="tabs-1774880881749826862-tab-3" aria-selected="false" > Node.js </button> </li><li class="nav-item" role="presentation"> <button class="nav-link" id="tabs-1774880881749826862-tab-4-tab" data-bs-toggle="tab" data-bs-target="#tabs-1774880881749826862-tab-4" type="button" role="tab" aria-controls="tabs-1774880881749826862-tab-4" aria-selected="false" > Zig </button> </li></ul> <div class="tab-content border border-top-0 rounded-bottom p-3" id="tabs-1774880881749826862-content"><div class="tab-pane fade show active" id="tabs-1774880881749826862-tab-0" role="tabpanel" aria-labelledby="tabs-1774880881749826862-tab-0-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-go" data-lang="go"><span class="line"><span class="cl"><span class="nx">tx</span><span class="p">,</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">db</span><span class="p">.</span><span class="nf">BeginTx</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="kc">nil</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1">// Create a person </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="p">=</span> <span class="nx">tx</span><span class="p">.</span><span class="nf">ExecContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">`CREATE (:Person {name: ?, age: ?})`</span><span class="p">,</span> <span class="s">&#34;David&#34;</span><span class="p">,</span> <span class="mi">28</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">tx</span><span class="p">.</span><span class="nf">Rollback</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="p">=</span> <span class="nx">tx</span><span class="p">.</span><span class="nf">ExecContext</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="s">` </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (d:Person {name: ?}), (a:Person {name: ?}) </span></span></span><span class="line"><span class="cl"><span class="s"> CREATE (d)-[:KNOWS]-&gt;(a) </span></span></span><span class="line"><span class="cl"><span class="s">`</span><span class="p">,</span> <span class="s">&#34;David&#34;</span><span class="p">,</span> <span class="s">&#34;Alice&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">tx</span><span class="p">.</span><span class="nf">Rollback</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="nx">err</span> <span class="p">=</span> <span class="nx">tx</span><span class="p">.</span><span class="nf">Commit</span><span class="p">()</span> </span></span><span class="line"><span class="cl"><span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="nx">log</span><span class="p">.</span><span class="nf">Fatal</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="p">}</span> </span></span><span class="line"><span class="cl"><span class="nx">log</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;Transaction committed!&#34;</span><span class="p">)</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881749826862-tab-1" role="tabpanel" aria-labelledby="tabs-1774880881749826862-tab-1-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">async</span> <span class="k">with</span> <span class="n">client</span><span class="o">.</span><span class="n">connection</span><span class="p">()</span> <span class="k">as</span> <span class="n">conn</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">begin</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="k">try</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="c1"># Create a person</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s2">&#34;CREATE (:Person {name: $name, age: $age})&#34;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span><span class="s2">&#34;name&#34;</span><span class="p">:</span> <span class="s2">&#34;David&#34;</span><span class="p">,</span> <span class="s2">&#34;age&#34;</span><span class="p">:</span> <span class="mi">28</span><span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">)</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1"># Create relationship</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s2">&#34;&#34;&#34; </span></span></span><span class="line"><span class="cl"><span class="s2"> MATCH (d:Person {name: $david}), (a:Person {name: $alice}) </span></span></span><span class="line"><span class="cl"><span class="s2"> CREATE (d)-[:KNOWS]-&gt;(a) </span></span></span><span class="line"><span class="cl"><span class="s2"> &#34;&#34;&#34;</span><span class="p">,</span> <span class="p">{</span><span class="s2">&#34;david&#34;</span><span class="p">:</span> <span class="s2">&#34;David&#34;</span><span class="p">,</span> <span class="s2">&#34;alice&#34;</span><span class="p">:</span> <span class="s2">&#34;Alice&#34;</span><span class="p">})</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="s2">&#34;Transaction committed!&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> <span class="k">except</span> <span class="ne">Exception</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span> </span></span><span class="line"><span class="cl"> <span class="k">await</span> <span class="n">conn</span><span class="o">.</span><span class="n">rollback</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="k">raise</span> <span class="n">e</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881749826862-tab-2" role="tabpanel" aria-labelledby="tabs-1774880881749826862-tab-2-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-rust" data-lang="rust"><span class="line"><span class="cl"><span class="n">conn</span><span class="p">.</span><span class="n">begin</span><span class="p">().</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Create a person </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="kd">let</span><span class="w"> </span><span class="k">mut</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">HashMap</span>::<span class="n">new</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;David&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">int</span><span class="p">(</span><span class="mi">28</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">conn</span><span class="p">.</span><span class="n">query_with_params</span><span class="p">(</span><span class="s">&#34;CREATE (:Person {name: $name, age: $age})&#34;</span><span class="p">,</span><span class="w"> </span><span class="o">&amp;</span><span class="n">params</span><span class="p">).</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="kd">let</span><span class="w"> </span><span class="k">mut</span><span class="w"> </span><span class="n">rel_params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">HashMap</span>::<span class="n">new</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">rel_params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;david&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;David&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">rel_params</span><span class="p">.</span><span class="n">insert</span><span class="p">(</span><span class="s">&#34;alice&#34;</span><span class="p">.</span><span class="n">to_string</span><span class="p">(),</span><span class="w"> </span><span class="n">Value</span>::<span class="n">string</span><span class="p">(</span><span class="s">&#34;Alice&#34;</span><span class="p">));</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">match</span><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">query_with_params</span><span class="p">(</span><span class="sa">r</span><span class="s">#&#34; </span></span></span><span class="line"><span class="cl"><span class="s"> MATCH (d:Person {name: $david}), (a:Person {name: $alice}) </span></span></span><span class="line"><span class="cl"><span class="s"> CREATE (d)-[:KNOWS]-&gt;(a) </span></span></span><span class="line"><span class="cl"><span class="s">&#34;#</span><span class="p">,</span><span class="w"> </span><span class="o">&amp;</span><span class="n">rel_params</span><span class="p">).</span><span class="k">await</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nb">Ok</span><span class="p">(</span><span class="n">_</span><span class="p">)</span><span class="w"> </span><span class="o">=&gt;</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">commit</span><span class="p">().</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="fm">println!</span><span class="p">(</span><span class="s">&#34;Transaction committed!&#34;</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">}</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="nb">Err</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="w"> </span><span class="o">=&gt;</span><span class="w"> </span><span class="p">{</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="n">conn</span><span class="p">.</span><span class="n">rollback</span><span class="p">().</span><span class="k">await</span><span class="o">?</span><span class="p">;</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="nb">Err</span><span class="p">(</span><span class="n">e</span><span class="p">.</span><span class="n">into</span><span class="p">());</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">}</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span><span class="w"> </span></span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881749826862-tab-3" role="tabpanel" aria-labelledby="tabs-1774880881749826862-tab-3-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-typescript" data-lang="typescript"><span class="line"><span class="cl"><span class="k">await</span> <span class="nx">client</span><span class="p">.</span><span class="nx">withTransaction</span><span class="p">(</span><span class="kr">async</span> <span class="p">(</span><span class="nx">tx</span><span class="p">)</span> <span class="o">=&gt;</span> <span class="p">{</span> </span></span><span class="line"><span class="cl"> <span class="c1">// Create a person </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="k">await</span> <span class="nx">tx</span><span class="p">.</span><span class="nx">exec</span><span class="p">(</span> </span></span><span class="line"><span class="cl"> <span class="s1">&#39;CREATE (:Person {name: $name, age: $age})&#39;</span><span class="p">,</span> </span></span><span class="line"><span class="cl"> <span class="p">{</span> <span class="nx">params</span><span class="o">:</span> <span class="p">{</span> <span class="nx">name</span><span class="o">:</span> <span class="s1">&#39;David&#39;</span><span class="p">,</span> <span class="nx">age</span>: <span class="kt">28</span> <span class="p">}</span> <span class="p">}</span> </span></span><span class="line"><span class="cl"> <span class="p">);</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Create relationship </span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="k">await</span> <span class="nx">tx</span><span class="p">.</span><span class="nx">exec</span><span class="p">(</span><span class="sb">` </span></span></span><span class="line"><span class="cl"><span class="sb"> MATCH (d:Person {name: $david}), (a:Person {name: $alice}) </span></span></span><span class="line"><span class="cl"><span class="sb"> CREATE (d)-[:KNOWS]-&gt;(a) </span></span></span><span class="line"><span class="cl"><span class="sb"> `</span><span class="p">,</span> <span class="p">{</span> <span class="nx">params</span><span class="o">:</span> <span class="p">{</span> <span class="nx">david</span><span class="o">:</span> <span class="s1">&#39;David&#39;</span><span class="p">,</span> <span class="nx">alice</span><span class="o">:</span> <span class="s1">&#39;Alice&#39;</span> <span class="p">}</span> <span class="p">});</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"> <span class="c1">// Auto-commits on success </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="p">});</span> </span></span><span class="line"><span class="cl"><span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">&#39;Transaction committed!&#39;</span><span class="p">);</span> </span></span></code></pre></div> </div><div class="tab-pane fade" id="tabs-1774880881749826862-tab-4" role="tabpanel" aria-labelledby="tabs-1774880881749826862-tab-4-tab" > <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-zig" data-lang="zig"><span class="line"><span class="cl"><span class="c1">// Begin transaction </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendBegin</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Create a person with params </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="kr">var</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">std</span><span class="p">.</span><span class="n">json</span><span class="p">.</span><span class="n">ObjectMap</span><span class="p">.</span><span class="n">init</span><span class="p">(</span><span class="n">allocator</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">defer</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">deinit</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;name&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;David&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;age&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">integer</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">28</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;CREATE (:Person {name: $name, age: $age})&#34;</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">object</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Create relationship with params </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="n">params</span><span class="p">.</span><span class="n">clearRetainingCapacity</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;david&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;David&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">params</span><span class="p">.</span><span class="n">put</span><span class="p">(</span><span class="s">&#34;alice&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">string</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendRunGql</span><span class="p">(</span><span class="mi">2</span><span class="p">,</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\MATCH (d:Person {name: $david}), (a:Person {name: $alice})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span><span class="sh">\\CREATE (d)-[:KNOWS]-&gt;(a)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">,</span><span class="w"> </span><span class="p">.{</span><span class="w"> </span><span class="p">.</span><span class="n">object</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">params</span><span class="w"> </span><span class="p">});</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="c1">// Commit </span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">sendCommit</span><span class="p">();</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">_</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">try</span><span class="w"> </span><span class="n">client</span><span class="p">.</span><span class="n">receiveMessage</span><span class="p">(</span><span class="mi">30000</span><span class="p">);</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="n">std</span><span class="p">.</span><span class="n">debug</span><span class="p">.</span><span class="n">print</span><span class="p">(</span><span class="s">&#34;Transaction committed!</span><span class="se">\n</span><span class="s">&#34;</span><span class="p">,</span><span class="w"> </span><span class="p">.{});</span><span class="w"> </span></span></span></code></pre></div> </div></div> </div> <h3 id="step-7-create-indexes" class="position-relative d-flex align-items-center group"> <span>Step 7: Create Indexes</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-7-create-indexes" aria-haspopup="dialog" aria-label="Share link: Step 7: Create Indexes"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Improve query performance with indexes:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="err">//</span><span class="w"> </span><span class="py">Create</span><span class="w"> </span><span class="py">index</span><span class="w"> </span><span class="kd">on</span><span class="w"> </span><span class="py">Person</span><span class="err">.</span><span class="py">name</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="py">INDEX</span><span class="w"> </span><span class="py">person_name</span><span class="w"> </span><span class="py">ON</span><span class="w"> </span><span class="p">:</span><span class="nc">Person</span><span class="p">(</span><span class="py">name</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="py">Create</span><span class="w"> </span><span class="py">index</span><span class="w"> </span><span class="kd">on</span><span class="w"> </span><span class="py">Person</span><span class="err">.</span><span class="py">age</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="py">INDEX</span><span class="w"> </span><span class="py">person_age</span><span class="w"> </span><span class="py">ON</span><span class="w"> </span><span class="p">:</span><span class="nc">Person</span><span class="p">(</span><span class="py">age</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="py">Verify</span><span class="w"> </span><span class="py">indexes</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">SHOW</span><span class="w"> </span><span class="py">INDEXES</span><span class="w"> </span></span></span></code></pre></div> <h3 id="step-8-add-constraints" class="position-relative d-flex align-items-center group"> <span>Step 8: Add Constraints</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="step-8-add-constraints" aria-haspopup="dialog" aria-label="Share link: Step 8: Add Constraints"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Ensure data integrity:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="err">//</span><span class="w"> </span><span class="py">Ensure</span><span class="w"> </span><span class="py">Person</span><span class="err">.</span><span class="py">name</span><span class="w"> </span><span class="py">is</span><span class="w"> </span><span class="py">unique</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="py">CONSTRAINT</span><span class="w"> </span><span class="py">person_name_unique</span><span class="w"> </span><span class="py">ON</span><span class="w"> </span><span class="p">:</span><span class="nc">Person</span><span class="p">(</span><span class="py">name</span><span class="p">)</span><span class="w"> </span><span class="py">ASSERT</span><span class="w"> </span><span class="py">UNIQUE</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="err">//</span><span class="w"> </span><span class="py">Ensure</span><span class="w"> </span><span class="py">Person</span><span class="err">.</span><span class="py">age</span><span class="w"> </span><span class="py">exists</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">CREATE</span><span class="w"> </span><span class="py">CONSTRAINT</span><span class="w"> </span><span class="py">person_age_exists</span><span class="w"> </span><span class="py">ON</span><span class="w"> </span><span class="p">:</span><span class="nc">Person</span><span class="p">(</span><span class="py">age</span><span class="p">)</span><span class="w"> </span><span class="py">ASSERT</span><span class="w"> </span><span class="py">EXISTS</span><span class="w"> </span></span></span></code></pre></div> <h3 id="common-operations" class="position-relative d-flex align-items-center group"> <span>Common Operations</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="common-operations" aria-haspopup="dialog" aria-label="Share link: Common Operations"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3> <h4 id="update-properties" class="position-relative d-flex align-items-center group"> <span>Update Properties</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="update-properties" aria-haspopup="dialog" aria-label="Share link: Update Properties"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">SET</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">age</span><span class="w"> </span><span class="p">=</span><span class="w"> </span><span class="py">31</span><span class="p">,</span><span class="w"> </span><span class="py">p</span><span class="err">.</span><span class="py">updated_at</span><span class="w"> </span><span class="p">=</span><span class="w"> </span><span class="py">timestamp</span><span class="p">()</span><span class="w"> </span></span></span></code></pre></div> <h4 id="delete-relationships" class="position-relative d-flex align-items-center group"> <span>Delete Relationships</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="delete-relationships" aria-haspopup="dialog" aria-label="Share link: Delete Relationships"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="err">-</span><span class="p">[</span><span class="nc">r</span><span class="p">:</span><span class="nc">KNOWS</span><span class="p">]</span><span class="err">-&gt;</span><span class="p">()</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">DELETE</span><span class="w"> </span><span class="py">r</span><span class="w"> </span></span></span></code></pre></div> <h4 id="delete-nodes" class="position-relative d-flex align-items-center group"> <span>Delete Nodes</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="delete-nodes" aria-haspopup="dialog" aria-label="Share link: Delete Nodes"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">p</span><span class="p">:</span><span class="nc">Person</span><span class="w"> </span><span class="p">{</span><span class="py">name</span><span class="p">:</span><span class="w"> </span><span class="s">&#34;Alice&#34;</span><span class="p">})</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="nc">DELETE</span><span class="w"> </span><span class="py">p</span><span class="w"> </span></span></span></code></pre></div> <h4 id="delete-everything" class="position-relative d-flex align-items-center group"> <span>Delete Everything</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="delete-everything" aria-haspopup="dialog" aria-label="Share link: Delete Everything"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-gql" data-lang="gql"><span class="line"><span class="cl"><span class="py">MATCH</span><span class="w"> </span><span class="p">(</span><span class="py">n</span><span class="p">)</span><span class="w"> </span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="py">DETACH</span><span class="w"> </span><span class="py">DELETE</span><span class="w"> </span><span class="py">n</span><span class="w"> </span></span></span></code></pre></div> <h3 id="interactive-cli" class="position-relative d-flex align-items-center group"> <span>Interactive CLI</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="interactive-cli" aria-haspopup="dialog" aria-label="Share link: Interactive CLI"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Use the interactive CLI for exploration:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">geode cli -h localhost:3141 </span></span></code></pre></div><p>Example session:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">geode&gt; MATCH (n) RETURN count(n) </span></span><span class="line"><span class="cl">| count(n) | </span></span><span class="line"><span class="cl">|----------| </span></span><span class="line"><span class="cl">| 3 | </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">geode&gt; MATCH (p:Person) RETURN p.name </span></span><span class="line"><span class="cl">| p.name | </span></span><span class="line"><span class="cl">|----------| </span></span><span class="line"><span class="cl">| Alice | </span></span><span class="line"><span class="cl">| Bob | </span></span><span class="line"><span class="cl">| Charlie | </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">geode&gt; \help </span></span><span class="line"><span class="cl">Available commands: </span></span><span class="line"><span class="cl"> \help - Show this help </span></span><span class="line"><span class="cl"> \exit - Exit the CLI </span></span><span class="line"><span class="cl"> \clear - Clear screen </span></span><span class="line"><span class="cl"> \schema - Show schema </span></span><span class="line"><span class="cl"> \indexes - Show indexes </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">geode&gt; \exit </span></span><span class="line"><span class="cl">Goodbye! </span></span></code></pre></div> <h3 id="next-steps" class="position-relative d-flex align-items-center group"> <span>Next Steps</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="next-steps" aria-haspopup="dialog" aria-label="Share link: Next Steps"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><p>Now that you have Geode running:</p> <ol> <li><strong>Learn GQL</strong>: Read the <a href="/docs/gql-reference/" >GQL Reference</a> to master the query language</li> <li><strong>Design Your Schema</strong>: Follow the <a href="/guides/graph-modeling/" >Graph Modeling Guide</a> </li> <li><strong>Optimize Performance</strong>: Check out <a href="/guides/query-performance/" >Query Optimization</a> </li> <li><strong>Build an Application</strong>: See <a href="/docs/tutorials/" >Example Applications</a> </li> <li><strong>Deploy to Production</strong>: Review <a href="/guides/production-deployment/" >Production Deployment</a> </li> </ol> <h3 id="troubleshooting" class="position-relative d-flex align-items-center group"> <span>Troubleshooting</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="troubleshooting" aria-haspopup="dialog" aria-label="Share link: Troubleshooting"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3> <h4 id="connection-refused" class="position-relative d-flex align-items-center group"> <span>Connection Refused</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="connection-refused" aria-haspopup="dialog" aria-label="Share link: Connection Refused"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Check if Geode is running</span> </span></span><span class="line"><span class="cl">docker ps <span class="p">|</span> grep geode </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Check logs</span> </span></span><span class="line"><span class="cl">docker logs geode </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Restart</span> </span></span><span class="line"><span class="cl">docker restart geode </span></span></code></pre></div> <h4 id="port-already-in-use" class="position-relative d-flex align-items-center group"> <span>Port Already in Use</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="port-already-in-use" aria-haspopup="dialog" aria-label="Share link: Port Already in Use"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Use different port</span> </span></span><span class="line"><span class="cl">docker run -d -p 3142:3141 geode:latest </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Then connect</span> </span></span><span class="line"><span class="cl">geode ping localhost:3142 </span></span></code></pre></div> <h4 id="query-errors" class="position-relative d-flex align-items-center group"> <span>Query Errors</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="query-errors" aria-haspopup="dialog" aria-label="Share link: Query Errors"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Enable verbose logging</span> </span></span><span class="line"><span class="cl">geode <span class="nb">exec</span> -v -q <span class="s2">&#34;MATCH (n) RETURN n&#34;</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Check query syntax</span> </span></span><span class="line"><span class="cl">geode check query.gql </span></span></code></pre></div> <h3 id="resources" class="position-relative d-flex align-items-center group"> <span>Resources</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="resources" aria-haspopup="dialog" aria-label="Share link: Resources"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><ul> <li><a href="/docs/" >Full Documentation</a> </li> <li><a href="/docs/gql-reference/" >GQL Reference</a> </li> <li><a href="/clients/" >Client Libraries</a> </li> <li><a href="/docs/use-cases/" >Use Cases</a> </li> <li><a href="https://forum.geodedb.com" aria-label="Community Forum – opens in new window" target="_blank" rel="noopener noreferrer" >Community Forum <span aria-hidden="true" class="external-icon">↗</span> </a> </li> </ul> <h3 id="get-help" class="position-relative d-flex align-items-center group"> <span>Get Help</span> <button type="button" class="h-share btn btn-link p-0 text-decoration-none link-secondary opacity-50 hover-opacity-100 transition-all ms-1" data-share-target="get-help" aria-haspopup="dialog" aria-label="Share link: Get Help"> <i class="fa-sharp-duotone fa-solid fa-share-nodes" aria-hidden="true" style="font-size: 0.8em;"></i> <span class="visually-hidden">Share link</span> </button> </h3><ul> <li><a href="https://docs.geodedb.com" aria-label="Documentation – opens in new window" target="_blank" rel="noopener noreferrer" >Documentation <span aria-hidden="true" class="external-icon">↗</span> </a> </li> <li><a href="https://gitlab.com/devnw/codepros/geode/geode/-/issues" aria-label="GitLab Issues – opens in new window" target="_blank" rel="noopener noreferrer" >GitLab Issues <span aria-hidden="true" class="external-icon">↗</span> </a> </li> <li><a href="https://chat.geodedb.com" aria-label="Community Chat – opens in new window" target="_blank" rel="noopener noreferrer" >Community Chat <span aria-hidden="true" class="external-icon">↗</span> </a> </li> <li><a href="mailto:[email protected]" >Email Support</a> </li> </ul>