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        <span>Presto 0.181 Documentation</span></a></h1>
    <h2 class="heading"><span>8.9. DELETE</span></h2>
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  <div class="section" id="delete">
<h1>8.9. DELETE</h1>
<div class="section" id="synopsis">
<h2>Synopsis</h2>
<div class="highlight-none"><div class="highlight"><pre><span></span>DELETE FROM table_name [ WHERE condition ]
</pre></div>
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<div class="section" id="description">
<h2>Description</h2>
<p>Delete rows from a table. If the <code class="docutils literal"><span class="pre">WHERE</span></code> clause is specified, only the
matching rows are deleted. Otherwise, all rows from the table are deleted.</p>
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<div class="section" id="examples">
<h2>Examples</h2>
<p>Delete all line items shipped by air:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">DELETE</span> <span class="k">FROM</span> <span class="n">lineitem</span> <span class="k">WHERE</span> <span class="n">shipmode</span> <span class="o">=</span> <span class="s1">&#39;AIR&#39;</span><span class="p">;</span>
</pre></div>
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<p>Delete all line items for low priority orders:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">DELETE</span> <span class="k">FROM</span> <span class="n">lineitem</span>
<span class="k">WHERE</span> <span class="n">orderkey</span> <span class="k">IN</span> <span class="p">(</span><span class="k">SELECT</span> <span class="n">orderkey</span> <span class="k">FROM</span> <span class="n">orders</span> <span class="k">WHERE</span> <span class="n">priority</span> <span class="o">=</span> <span class="s1">&#39;LOW&#39;</span><span class="p">);</span>
</pre></div>
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<p>Delete all orders:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">DELETE</span> <span class="k">FROM</span> <span class="n">orders</span><span class="p">;</span>
</pre></div>
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<div class="section" id="limitations">
<h2>Limitations</h2>
<p>Some connectors have limited or no support for <code class="docutils literal"><span class="pre">DELETE</span></code>.
See connector documentation for more details.</p>
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