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<ul>
<li><a href="#install" id="toc-install" class="nav-link active" data-scroll-target="#install">Install</a></li>
<li><a href="#connect" id="toc-connect" class="nav-link" data-scroll-target="#connect">Connect</a>
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<li><a href="#ibis.sqlite.connect" id="toc-ibis.sqlite.connect" class="nav-link" data-scroll-target="#ibis.sqlite.connect"><code>ibis.sqlite.connect</code></a></li>
<li><a href="#connection-parameters" id="toc-connection-parameters" class="nav-link" data-scroll-target="#connection-parameters">Connection Parameters</a></li>
<li><a href="#ibis.connect-url-format" id="toc-ibis.connect-url-format" class="nav-link" data-scroll-target="#ibis.connect-url-format"><code>ibis.connect</code> URL format</a></li>
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<li><a href="#ibis.backends.sqlite.Backend" id="toc-ibis.backends.sqlite.Backend" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend"><code>sqlite.Backend</code></a>
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<li><a href="#ibis.backends.sqlite.Backend.attach" id="toc-ibis.backends.sqlite.Backend.attach" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.attach">attach</a></li>
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<li><a href="#ibis.backends.sqlite.Backend.connect" id="toc-ibis.backends.sqlite.Backend.connect" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.connect">connect</a></li>
<li><a href="#ibis.backends.sqlite.Backend.create_table" id="toc-ibis.backends.sqlite.Backend.create_table" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.create_table">create_table</a></li>
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<li><a href="#ibis.backends.sqlite.Backend.execute" id="toc-ibis.backends.sqlite.Backend.execute" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.execute">execute</a></li>
<li><a href="#ibis.backends.sqlite.Backend.from_connection" id="toc-ibis.backends.sqlite.Backend.from_connection" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.from_connection">from_connection</a></li>
<li><a href="#ibis.backends.sqlite.Backend.get_schema" id="toc-ibis.backends.sqlite.Backend.get_schema" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.get_schema">get_schema</a></li>
<li><a href="#ibis.backends.sqlite.Backend.has_operation" id="toc-ibis.backends.sqlite.Backend.has_operation" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.has_operation">has_operation</a></li>
<li><a href="#ibis.backends.sqlite.Backend.insert" id="toc-ibis.backends.sqlite.Backend.insert" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.insert">insert</a></li>
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<li><a href="#ibis.backends.sqlite.Backend.raw_sql" id="toc-ibis.backends.sqlite.Backend.raw_sql" class="nav-link" data-scroll-target="#ibis.backends.sqlite.Backend.raw_sql">raw_sql</a></li>
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<header id="title-block-header" class="quarto-title-block default">
<div class="quarto-title">
<h1 class="title">SQLite</h1>
</div>
<div class="quarto-title-meta">
</div>
</header>
<p><a href="https://www.sqlite.org">https://www.sqlite.org</a></p>
<p><img src="https://img.shields.io/badge/memtables-fallback-yellow?style=flat-square.png" class="img-fluid"> <img src="https://img.shields.io/badge/inputs-SQLite%20tables%20%7C%20CSV%20%7C%20JSON%20%7C%20pandas%20%7C%20Parquet%20%7C%20Postgres%20%7C%20PyArrow-blue?style=flat-square.png" class="img-fluid"> <img src="https://img.shields.io/badge/outputs-SQLite%20tables%20%7C%20CSV%20%7C%20pandas%20%7C%20Parquet%20%7C%20PyArrow-orange?style=flat-square.png" class="img-fluid"></p>
<section id="install" class="level2">
<h2 class="anchored" data-anchor-id="install">Install</h2>
<p>Install Ibis and dependencies for the SQLite backend:</p>
<div class="tabset-margin-container"></div><div class="panel-tabset">
<ul class="nav nav-tabs" role="tablist"><li class="nav-item" role="presentation"><a class="nav-link active" id="tabset-1-1-tab" data-bs-toggle="tab" data-bs-target="#tabset-1-1" role="tab" aria-controls="tabset-1-1" aria-selected="true" aria-current="page"><code>pip</code></a></li><li class="nav-item" role="presentation"><a class="nav-link" id="tabset-1-2-tab" data-bs-toggle="tab" data-bs-target="#tabset-1-2" role="tab" aria-controls="tabset-1-2" aria-selected="false"><code>conda</code></a></li><li class="nav-item" role="presentation"><a class="nav-link" id="tabset-1-3-tab" data-bs-toggle="tab" data-bs-target="#tabset-1-3" role="tab" aria-controls="tabset-1-3" aria-selected="false"><code>mamba</code></a></li></ul>
<div class="tab-content">
<div id="tabset-1-1" class="tab-pane active" role="tabpanel" aria-labelledby="tabset-1-1-tab">
<p>Install with the <code>sqlite</code> extra:</p>
<div class="sourceCode" id="cb1"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="ex">pip</span> install <span class="st">'ibis-framework[sqlite]'</span></span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>And connect:</p>
<div class="sourceCode" id="annotated-cell-9"><pre class="sourceCode python code-annotation-code code-with-copy code-annotated"><code class="sourceCode python"><span id="annotated-cell-9-1"><a href="#annotated-cell-9-1" aria-hidden="true" tabindex="-1"></a><span class="im">import</span> ibis</span>
<span id="annotated-cell-9-2"><a href="#annotated-cell-9-2" aria-hidden="true" tabindex="-1"></a></span>
<button class="code-annotation-anchor" data-target-cell="annotated-cell-9" data-target-annotation="1">1</button><span id="annotated-cell-9-3" class="code-annotation-target"><a href="#annotated-cell-9-3" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.sqlite.<span class="ex">connect</span>()</span><div class="code-annotation-gutter-bg"></div><div class="code-annotation-gutter"></div></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<dl class="code-annotation-container-hidden code-annotation-container-grid">
<dt data-target-cell="annotated-cell-9" data-target-annotation="1">1</dt>
<dd>
<span data-code-cell="annotated-cell-9" data-code-lines="3" data-code-annotation="1">Adjust connection parameters as needed.</span>
</dd>
</dl>
</div>
<div id="tabset-1-2" class="tab-pane" role="tabpanel" aria-labelledby="tabset-1-2-tab">
<p>Install for SQLite:</p>
<div class="sourceCode" id="cb2"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb2-1"><a href="#cb2-1" aria-hidden="true" tabindex="-1"></a><span class="ex">conda</span> install <span class="at">-c</span> conda-forge ibis-sqlite</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>And connect:</p>
<div class="sourceCode" id="annotated-cell-11"><pre class="sourceCode python code-annotation-code code-with-copy code-annotated"><code class="sourceCode python"><span id="annotated-cell-11-1"><a href="#annotated-cell-11-1" aria-hidden="true" tabindex="-1"></a><span class="im">import</span> ibis</span>
<span id="annotated-cell-11-2"><a href="#annotated-cell-11-2" aria-hidden="true" tabindex="-1"></a></span>
<button class="code-annotation-anchor" data-target-cell="annotated-cell-11" data-target-annotation="1">1</button><span id="annotated-cell-11-3" class="code-annotation-target"><a href="#annotated-cell-11-3" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.sqlite.<span class="ex">connect</span>()</span><div class="code-annotation-gutter-bg"></div><div class="code-annotation-gutter"></div></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<dl class="code-annotation-container-hidden code-annotation-container-grid">
<dt data-target-cell="annotated-cell-11" data-target-annotation="1">1</dt>
<dd>
<span data-code-cell="annotated-cell-11" data-code-lines="3" data-code-annotation="1">Adjust connection parameters as needed.</span>
</dd>
</dl>
</div>
<div id="tabset-1-3" class="tab-pane" role="tabpanel" aria-labelledby="tabset-1-3-tab">
<p>Install for SQLite:</p>
<div class="sourceCode" id="cb3"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb3-1"><a href="#cb3-1" aria-hidden="true" tabindex="-1"></a><span class="ex">mamba</span> install <span class="at">-c</span> conda-forge ibis-sqlite</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>And connect:</p>
<div class="sourceCode" id="annotated-cell-13"><pre class="sourceCode python code-annotation-code code-with-copy code-annotated"><code class="sourceCode python"><span id="annotated-cell-13-1"><a href="#annotated-cell-13-1" aria-hidden="true" tabindex="-1"></a><span class="im">import</span> ibis</span>
<span id="annotated-cell-13-2"><a href="#annotated-cell-13-2" aria-hidden="true" tabindex="-1"></a></span>
<button class="code-annotation-anchor" data-target-cell="annotated-cell-13" data-target-annotation="1">1</button><span id="annotated-cell-13-3" class="code-annotation-target"><a href="#annotated-cell-13-3" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.sqlite.<span class="ex">connect</span>()</span><div class="code-annotation-gutter-bg"></div><div class="code-annotation-gutter"></div></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<dl class="code-annotation-container-hidden code-annotation-container-grid">
<dt data-target-cell="annotated-cell-13" data-target-annotation="1">1</dt>
<dd>
<span data-code-cell="annotated-cell-13" data-code-lines="3" data-code-annotation="1">Adjust connection parameters as needed.</span>
</dd>
</dl>
</div>
</div>
</div>
</section>
<section id="connect" class="level2">
<h2 class="anchored" data-anchor-id="connect">Connect</h2>
<section id="ibis.sqlite.connect" class="level3">
<h3 class="anchored" data-anchor-id="ibis.sqlite.connect"><code>ibis.sqlite.connect</code></h3>
<p>Use an ephemeral, in-memory database.</p>
<div class="sourceCode" id="cb4"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb4-1"><a href="#cb4-1" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.sqlite.<span class="ex">connect</span>()</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>Connect to, or create, a local SQLite file</p>
<div class="sourceCode" id="cb5"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb5-1"><a href="#cb5-1" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.sqlite.<span class="ex">connect</span>(<span class="st">"mydb.sqlite"</span>)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<div class="callout callout-style-default callout-note callout-titled">
<div class="callout-header d-flex align-content-center">
<div class="callout-icon-container">
<i class="callout-icon"></i>
</div>
<div class="callout-title-container flex-fill">
Note
</div>
</div>
<div class="callout-body-container callout-body">
<p><code>ibis.sqlite.connect</code> is a thin wrapper around <a href="#ibis.backends.sqlite.Backend.do_connect"><code>ibis.backends.sqlite.Backend.do_connect</code></a>.</p>
</div>
</div>
</section>
<section id="connection-parameters" class="level3">
<h3 class="anchored" data-anchor-id="connection-parameters">Connection Parameters</h3>
<section id="ibis.backends.sqlite.Backend.do_connect" class="level4">
<h4 class="anchored" data-anchor-id="ibis.backends.sqlite.Backend.do_connect">do_connect</h4>
<p><code>do_connect(self, database=None, type_map=None)</code></p>
<p>Create an Ibis client connected to a SQLite database.</p>
<p>Multiple database files can be accessed using the <code>attach()</code> method.</p>
<section id="parameters" class="level5">
<h5 class="anchored" data-anchor-id="parameters">Parameters</h5>
<table class="caption-top table">
<colgroup>
<col style="width: 4%">
<col style="width: 16%">
<col style="width: 74%">
<col style="width: 4%">
</colgroup>
<thead>
<tr class="header">
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="odd">
<td><code>database</code></td>
<td>str | Path | None</td>
<td>File path to the SQLite database file. If <code>None</code>, creates an in-memory transient database and you can use attach() to add more files</td>
<td><code>None</code></td>
</tr>
<tr class="even">
<td><code>type_map</code></td>
<td>dict[str, str | dt.DataType] | None</td>
<td>An optional mapping from a string name of a SQLite “type” to the corresponding Ibis DataType that it represents. This can be used to override schema inference for a given SQLite database.</td>
<td><code>None</code></td>
</tr>
</tbody>
</table>
</section>
<section id="examples" class="level5">
<h5 class="anchored" data-anchor-id="examples">Examples</h5>
<div class="sourceCode" id="cb6"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb6-1"><a href="#cb6-1" aria-hidden="true" tabindex="-1"></a><span class="op">>>></span> <span class="im">import</span> ibis</span>
<span id="cb6-2"><a href="#cb6-2" aria-hidden="true" tabindex="-1"></a><span class="op">>>></span> ibis.sqlite.<span class="ex">connect</span>(<span class="st">"path/to/my/sqlite.db"</span>)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
</section>
</section>
</section>
<section id="ibis.connect-url-format" class="level3">
<h3 class="anchored" data-anchor-id="ibis.connect-url-format"><code>ibis.connect</code> URL format</h3>
<p>In addition to <code>ibis.sqlite.connect</code>, you can also connect to SQLite by passing a properly-formatted SQLite connection URL to <code>ibis.connect</code>:</p>
<div class="sourceCode" id="cb7"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb7-1"><a href="#cb7-1" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.<span class="ex">connect</span>(<span class="st">"sqlite:///path/to/local/file"</span>)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>The URL can be <code>sqlite://</code> which will connect to an ephemeral in-memory database:</p>
<div class="sourceCode" id="cb8"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb8-1"><a href="#cb8-1" aria-hidden="true" tabindex="-1"></a>con <span class="op">=</span> ibis.<span class="ex">connect</span>(<span class="st">"sqlite://"</span>)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
</section>
</section>
<section id="ibis.backends.sqlite.Backend" class="level2">
<h2 class="anchored" data-anchor-id="ibis.backends.sqlite.Backend"><code>sqlite.Backend</code></h2>
<section id="ibis.backends.sqlite.Backend.attach" class="level3">
<h3 class="anchored" data-anchor-id="ibis.backends.sqlite.Backend.attach">attach</h3>
<p><code>attach(self, name, path)</code></p>
<p>Connect another SQLite database file to the current connection.</p>
<section id="parameters-1" class="level4">
<h4 class="anchored" data-anchor-id="parameters-1">Parameters</h4>
<table class="caption-top table">
<thead>
<tr class="header">
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="odd">
<td><code>name</code></td>
<td>str</td>
<td>Database name within SQLite</td>
<td><em>required</em></td>
</tr>
<tr class="even">
<td><code>path</code></td>
<td>str | Path</td>
<td>Path to sqlite3 database files</td>
<td><em>required</em></td>
</tr>
</tbody>