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    <title>Overview &#8212; Presto 338 Documentation</title>
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<h1 id="overview--page-root">Overview<a class="headerlink" href="#overview--page-root" title="Permalink to this headline">#</a></h1>
<p>Presto is a distributed SQL query engine designed to query large data sets
distributed over one or more heterogeneous data sources.</p>
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