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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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>3.3. EXPLAIN — Presto 0.58 Documentation</title>
<link rel="stylesheet" href="../_static/presto.css" type="text/css" />
<link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
<script type="text/javascript">
var DOCUMENTATION_OPTIONS = {
URL_ROOT: '../',
VERSION: '0.58',
COLLAPSE_INDEX: false,
FILE_SUFFIX: '.html',
HAS_SOURCE: true
};
</script>
<script type="text/javascript" src="../_static/jquery.js"></script>
<script type="text/javascript" src="../_static/underscore.js"></script>
<script type="text/javascript" src="../_static/doctools.js"></script>
<link rel="top" title="Presto 0.58 Documentation" href="../index.html" />
<link rel="up" title="3. SQL Statement Syntax" href="../sql.html" />
<link rel="next" title="3.4. DESCRIBE" href="describe.html" />
<link rel="prev" title="3.2. CREATE TABLE" href="create-table.html" />
</head>
<body>
<div class="header">
<h1 class="heading"><a href="../index.html">
<span>Presto 0.58 Documentation</span></a></h1>
<h2 class="heading"><span>3.3. EXPLAIN</span></h2>
</div>
<div class="topnav">
<p class="nav">
<span class="left">
« <a href="create-table.html">3.2. CREATE TABLE</a>
</span>
<span class="right">
<a href="describe.html">3.4. DESCRIBE</a> »
</span>
</p>
</div>
<div class="content">
<div class="section" id="explain">
<h1>3.3. EXPLAIN</h1>
<div class="section" id="synopsis">
<h2>Synopsis</h2>
<div class="highlight-none"><div class="highlight"><pre>EXPLAIN [ ( option [, ...] ) ] statement
where option can be one of:
FORMAT { TEXT | GRAPHVIZ }
TYPE { LOGICAL | DISTRIBUTED }
</pre></div>
</div>
</div>
<div class="section" id="description">
<h2>Description</h2>
<p>Show the logical or distributed execution plan of a statement.</p>
</div>
</div>
</div>
<div class="bottomnav">
<p class="nav">
<span class="left">
« <a href="create-table.html">3.2. CREATE TABLE</a>
</span>
<span class="right">
<a href="describe.html">3.4. DESCRIBE</a> »
</span>
</p>
</div>
<div class="footer">
© Copyright 2013, Facebook.
Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 1.1.3.
</div>
</body>
</html>