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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
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<title>8.17. EXECUTE — Presto 0.202 Documentation</title>
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<div class="header">
<h1 class="heading"><a href="../index.html">
<span>Presto 0.202 Documentation</span></a></h1>
<h2 class="heading"><span>8.17. EXECUTE</span></h2>
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<div class="content">
<div class="section" id="execute">
<h1>8.17. EXECUTE</h1>
<div class="section" id="synopsis">
<h2>Synopsis</h2>
<div class="highlight-none"><div class="highlight"><pre><span></span>EXECUTE statement_name [ USING parameter1 [ , parameter2, ... ] ]
</pre></div>
</div>
</div>
<div class="section" id="description">
<h2>Description</h2>
<p>Executes a prepared statement with the name <code class="docutils literal"><span class="pre">statement_name</span></code>. Parameter values
are defined in the <code class="docutils literal"><span class="pre">USING</span></code> clause.</p>
</div>
<div class="section" id="examples">
<h2>Examples</h2>
<p>Prepare and execute a query with no parameters:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">PREPARE</span> <span class="n">my_select1</span> <span class="k">FROM</span>
<span class="k">SELECT</span> <span class="n">name</span> <span class="k">FROM</span> <span class="n">nation</span><span class="p">;</span>
</pre></div>
</div>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">EXECUTE</span> <span class="n">my_select1</span><span class="p">;</span>
</pre></div>
</div>
<p>Prepare and execute a query with two parameters:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">PREPARE</span> <span class="n">my_select2</span> <span class="k">FROM</span>
<span class="k">SELECT</span> <span class="n">name</span> <span class="k">FROM</span> <span class="n">nation</span> <span class="k">WHERE</span> <span class="n">regionkey</span> <span class="o">=</span> <span class="o">?</span> <span class="k">and</span> <span class="n">nationkey</span> <span class="o"><</span> <span class="o">?</span><span class="p">;</span>
</pre></div>
</div>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">EXECUTE</span> <span class="n">my_select2</span> <span class="k">USING</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">3</span><span class="p">;</span>
</pre></div>
</div>
<p>This is equivalent to:</p>
<div class="highlight-sql"><div class="highlight"><pre><span></span><span class="k">SELECT</span> <span class="n">name</span> <span class="k">FROM</span> <span class="n">nation</span> <span class="k">WHERE</span> <span class="n">regionkey</span> <span class="o">=</span> <span class="mi">1</span> <span class="k">AND</span> <span class="n">nationkey</span> <span class="o"><</span> <span class="mi">3</span><span class="p">;</span>
</pre></div>
</div>
</div>
<div class="section" id="see-also">
<h2>See Also</h2>
<p><a class="reference internal" href="prepare.html"><span class="doc">PREPARE</span></a></p>
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