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           <h1>Powered by Calcite</h1>
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 <p>The following companies and projects are powered by Apache Calcite.</p>

 <p><img src="/img/powered-by.png" alt="Companies and projects" /></p>

 <ul id="markdown-toc">
   <li><a href="#alibaba-maxcompute" id="markdown-toc-alibaba-maxcompute">Alibaba MaxCompute</a></li>
   <li><a href="#apache-apex" id="markdown-toc-apache-apex">Apache Apex</a></li>
   <li><a href="#apache-beam" id="markdown-toc-apache-beam">Apache Beam</a></li>
   <li><a href="#apache-drill" id="markdown-toc-apache-drill">Apache Drill</a></li>
   <li><a href="#apache-flink" id="markdown-toc-apache-flink">Apache Flink</a></li>
   <li><a href="#apache-hive" id="markdown-toc-apache-hive">Apache Hive</a></li>
   <li><a href="#apache-kylin" id="markdown-toc-apache-kylin">Apache Kylin</a></li>
   <li><a href="#apache-phoenix" id="markdown-toc-apache-phoenix">Apache Phoenix</a></li>
   <li><a href="#apache-samza" id="markdown-toc-apache-samza">Apache Samza</a></li>
   <li><a href="#apache-storm" id="markdown-toc-apache-storm">Apache Storm</a></li>
   <li><a href="#athenax" id="markdown-toc-athenax">AthenaX</a></li>
   <li><a href="#cascading" id="markdown-toc-cascading">Cascading</a></li>
   <li><a href="#dremio" id="markdown-toc-dremio">Dremio</a></li>
   <li><a href="#herddb" id="markdown-toc-herddb">HerdDB</a></li>
   <li><a href="#omnisci" id="markdown-toc-omnisci">OmniSci</a></li>
   <li><a href="#qubole-quark" id="markdown-toc-qubole-quark">Qubole Quark</a></li>
   <li><a href="#sql-gremlin" id="markdown-toc-sql-gremlin">SQL-Gremlin</a></li>
 </ul>

 <p>Is your company or project powered by Calcite?
 <a href="https://github.com/apache/calcite/blob/master/site/_docs/powered_by.md">Add it to this page</a>
 and then use the “powered by Apache Calcite” logo
 (<a href="/img/pb-calcite-140.png">140 px</a>
 or <a href="/img/pb-calcite-240.png">240 px</a>)
 on your site.</p>

 <p><img src="/img/pb-calcite-240.png" alt="Powered By" /></p>

 <h3 id="alibaba-maxcompute">Alibaba MaxCompute</h3>

 <p><a href="https://www.alibabacloud.com">Alibaba</a>’s
 <a href="https://www.alibabacloud.com/product/maxcompute">MaxCompute</a>
 big data computing and storage platform
 uses Calcite for cost-based query optimization.</p>

 <h3 id="apache-apex">Apache Apex</h3>

 <p><a href="https://apex.apache.org">Apache Apex</a>
 uses Calcite for parsing streaming SQL and query optimization.</p>

 <h3 id="apache-beam">Apache Beam</h3>

 <p><a href="https://beam.apache.org">Apache Beam</a>
 uses Calcite for parsing and optimizing SQL.</p>

 <h3 id="apache-drill">Apache Drill</h3>

 <p><a href="https://drill.apache.org">Apache Drill</a>
 uses Calcite for SQL parsing and query optimization.</p>

 <h3 id="apache-flink">Apache Flink</h3>

 <p><a href="https://flink.apache.org">Apache Flink</a>
 uses Calcite for parsing both regular and streaming SQL,
 and for query optimization.</p>

 <h3 id="apache-hive">Apache Hive</h3>

 <p><a href="https://hive.apache.org">Apache Hive</a>
 uses Calcite for cost-based query optimization.</p>

 <h3 id="apache-kylin">Apache Kylin</h3>

 <p><a href="https://kylin.apache.org">Apache Kylin</a>
 uses Calcite for SQL parsing and query optimization.</p>

 <h3 id="apache-phoenix">Apache Phoenix</h3>

 <p><a href="https://phoenix.apache.org">Apache Phoenix</a>
 uses Calcite for SQL parsing and query optimization (under development),
 and also uses Avatica for its remote JDBC driver.</p>

 <h3 id="apache-samza">Apache Samza</h3>

 <p><a href="https://github.com/milinda/samza-sql">SamzaSQL</a>,
 an extension to
 <a href="https://samza.apache.org">Apache Samza</a>,
 uses Calcite for parsing streaming SQL and query optimization.</p>

 <h3 id="apache-storm">Apache Storm</h3>

 <p><a href="https://storm.apache.org">Apache Storm</a>
 uses Calcite for parsing streaming SQL and query optimization.</p>

 <h3 id="athenax">AthenaX</h3>

 <p><a href="https://www.uber.com/">Uber</a>’s SQL-based streaming analytics platform
 <a href="https://github.com/uber/AthenaX/">AthenaX</a>
 uses Calcite for parsing SQL and query optimization.</p>

 <h3 id="cascading">Cascading</h3>

 <p><a href="https://github.com/Cascading/lingual">Lingual</a>
 component provides a SQL interface to
 <a href="https://www.cascading.org/">Cascading</a>.</p>

 <h3 id="dremio">Dremio</h3>

 <p><a href="https://www.dremio.com">Dremio</a>
 uses Calcite for SQL parsing and cost-based query optimization.</p>

 <h3 id="herddb">HerdDB</h3>

 <p><a href="https://herddb.org">HerdDB</a>
 is a distributed JVM-Embeddable Database built on top of
 <a href="https://bookkeeper.apache.org/">Apache BookKeeper</a>.
 It uses Calcite as its SQL Planner.</p>

 <h3 id="omnisci">OmniSci</h3>

 <p><a href="https://www.omnisci.com">OmniSci</a>
 is a GPU-powered database and visual analytics platform for
 interactive exploration of large datasets.</p>

 <h3 id="qubole-quark">Qubole Quark</h3>

 <p><a href="https://github.com/qubole/quark">Quark</a>
 is a data virtualization engine over analytic databases.
 It uses Calcite to transparently rewrite queries to use materialized views.</p>

 <h3 id="sql-gremlin">SQL-Gremlin</h3>

 <p><a href="https://github.com/twilmes/sql-gremlin">SQL-Gremlin</a>
 is a SQL interface to a
 <a href="https://tinkerpop.apache.org/">Apache TinkerPop</a>-enabled
 graph database.</p>


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	<div class="unit four-fifths">
	<article>
	<h1>Powered by Calcite</h1>
	<!--

	-->

	<p>The following companies and projects are powered by Apache Calcite.</p>

	<p><img src="/img/powered-by.png" alt="Companies and projects" /></p>

	<ul id="markdown-toc">
	<li><a href="#alibaba-maxcompute" id="markdown-toc-alibaba-maxcompute">Alibaba MaxCompute</a></li>
	<li><a href="#apache-apex" id="markdown-toc-apache-apex">Apache Apex</a></li>
	<li><a href="#apache-beam" id="markdown-toc-apache-beam">Apache Beam</a></li>
	<li><a href="#apache-drill" id="markdown-toc-apache-drill">Apache Drill</a></li>
	<li><a href="#apache-flink" id="markdown-toc-apache-flink">Apache Flink</a></li>
	<li><a href="#apache-hive" id="markdown-toc-apache-hive">Apache Hive</a></li>
	<li><a href="#apache-kylin" id="markdown-toc-apache-kylin">Apache Kylin</a></li>
	<li><a href="#apache-phoenix" id="markdown-toc-apache-phoenix">Apache Phoenix</a></li>
	<li><a href="#apache-samza" id="markdown-toc-apache-samza">Apache Samza</a></li>
	<li><a href="#apache-storm" id="markdown-toc-apache-storm">Apache Storm</a></li>
	<li><a href="#athenax" id="markdown-toc-athenax">AthenaX</a></li>
	<li><a href="#cascading" id="markdown-toc-cascading">Cascading</a></li>
	<li><a href="#dremio" id="markdown-toc-dremio">Dremio</a></li>
	<li><a href="#herddb" id="markdown-toc-herddb">HerdDB</a></li>
	<li><a href="#omnisci" id="markdown-toc-omnisci">OmniSci</a></li>
	<li><a href="#qubole-quark" id="markdown-toc-qubole-quark">Qubole Quark</a></li>
	<li><a href="#sql-gremlin" id="markdown-toc-sql-gremlin">SQL-Gremlin</a></li>
	</ul>

	<p>Is your company or project powered by Calcite?
	<a href="https://github.com/apache/calcite/blob/master/site/_docs/powered_by.md">Add it to this page</a>
	and then use the “powered by Apache Calcite” logo
	(<a href="/img/pb-calcite-140.png">140 px</a>
	or <a href="/img/pb-calcite-240.png">240 px</a>)
	on your site.</p>

	<p><img src="/img/pb-calcite-240.png" alt="Powered By" /></p>

	<h3 id="alibaba-maxcompute">Alibaba MaxCompute</h3>

	<p><a href="https://www.alibabacloud.com">Alibaba</a>’s
	<a href="https://www.alibabacloud.com/product/maxcompute">MaxCompute</a>
	big data computing and storage platform
	uses Calcite for cost-based query optimization.</p>

	<h3 id="apache-apex">Apache Apex</h3>

	<p><a href="https://apex.apache.org">Apache Apex</a>
	uses Calcite for parsing streaming SQL and query optimization.</p>

	<h3 id="apache-beam">Apache Beam</h3>

	<p><a href="https://beam.apache.org">Apache Beam</a>
	uses Calcite for parsing and optimizing SQL.</p>

	<h3 id="apache-drill">Apache Drill</h3>

	<p><a href="https://drill.apache.org">Apache Drill</a>
	uses Calcite for SQL parsing and query optimization.</p>

	<h3 id="apache-flink">Apache Flink</h3>

	<p><a href="https://flink.apache.org">Apache Flink</a>
	uses Calcite for parsing both regular and streaming SQL,
	and for query optimization.</p>

	<h3 id="apache-hive">Apache Hive</h3>

	<p><a href="https://hive.apache.org">Apache Hive</a>
	uses Calcite for cost-based query optimization.</p>

	<h3 id="apache-kylin">Apache Kylin</h3>

	<p><a href="https://kylin.apache.org">Apache Kylin</a>
	uses Calcite for SQL parsing and query optimization.</p>

	<h3 id="apache-phoenix">Apache Phoenix</h3>

	<p><a href="https://phoenix.apache.org">Apache Phoenix</a>
	uses Calcite for SQL parsing and query optimization (under development),
	and also uses Avatica for its remote JDBC driver.</p>

	<h3 id="apache-samza">Apache Samza</h3>

	<p><a href="https://github.com/milinda/samza-sql">SamzaSQL</a>,
	an extension to
	<a href="https://samza.apache.org">Apache Samza</a>,
	uses Calcite for parsing streaming SQL and query optimization.</p>

	<h3 id="apache-storm">Apache Storm</h3>

	<p><a href="https://storm.apache.org">Apache Storm</a>
	uses Calcite for parsing streaming SQL and query optimization.</p>

	<h3 id="athenax">AthenaX</h3>

	<p><a href="https://www.uber.com/">Uber</a>’s SQL-based streaming analytics platform
	<a href="https://github.com/uber/AthenaX/">AthenaX</a>
	uses Calcite for parsing SQL and query optimization.</p>

	<h3 id="cascading">Cascading</h3>

	<p><a href="https://github.com/Cascading/lingual">Lingual</a>
	component provides a SQL interface to
	<a href="https://www.cascading.org/">Cascading</a>.</p>

	<h3 id="dremio">Dremio</h3>

	<p><a href="https://www.dremio.com">Dremio</a>
	uses Calcite for SQL parsing and cost-based query optimization.</p>

	<h3 id="herddb">HerdDB</h3>

	<p><a href="https://herddb.org">HerdDB</a>
	is a distributed JVM-Embeddable Database built on top of
	<a href="https://bookkeeper.apache.org/">Apache BookKeeper</a>.
	It uses Calcite as its SQL Planner.</p>

	<h3 id="omnisci">OmniSci</h3>

	<p><a href="https://www.omnisci.com">OmniSci</a>
	is a GPU-powered database and visual analytics platform for
	interactive exploration of large datasets.</p>

	<h3 id="qubole-quark">Qubole Quark</h3>

	<p><a href="https://github.com/qubole/quark">Quark</a>
	is a data virtualization engine over analytic databases.
	It uses Calcite to transparently rewrite queries to use materialized views.</p>

	<h3 id="sql-gremlin">SQL-Gremlin</h3>

	<p><a href="https://github.com/twilmes/sql-gremlin">SQL-Gremlin</a>
	is a SQL interface to a
	<a href="https://tinkerpop.apache.org/">Apache TinkerPop</a>-enabled
	graph database.</p>

























































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	<h4>Overview</h4>


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	<li class=""><a href="/docs/tutorial.html">Tutorial</a></li>









	<li class=""><a href="/docs/algebra.html">Algebra</a></li>


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	<li class=""><a href="/docs/materialized_views.html">Materialized Views</a></li>









	<li class=""><a href="/docs/lattice.html">Lattices</a></li>


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	<h4>Avatica</h4>


	<ul>








	<li class=""><a href="/docs/avatica_overview.html">Overview</a></li>









	<li class=""><a href="/docs/avatica_roadmap.html">Roadmap</a></li>









	<li class=""><a href="/docs/avatica_json_reference.html">JSON Reference</a></li>









	<li class=""><a href="/docs/avatica_protobuf_reference.html">Protobuf Reference</a></li>


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	<h4>Reference</h4>


	<ul>








	<li class=""><a href="/docs/reference.html">SQL language</a></li>









	<li class=""><a href="/docs/model.html">JSON/YAML models</a></li>









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	var linkifyAnchors = function (level, containingElement) {
	var headers = containingElement.getElementsByTagName("h" + level);
	for (var h = 0; h < headers.length; h++) {
	var header = headers[h];

	if (typeof header.id !== "undefined" && header.id !== "") {
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	}
	};

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	var contentBlock = document.getElementsByClassName("docs")[0] \|\| document.getElementsByClassName("news")[0];
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	for (var level = 1; level <= 6; level++) {
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	}
	};
	</script>


	</body>
	</html>