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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>DROP LANGUAGE</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets V1.79.1" /><link rel="prev" href="sql-dropindex.html" title="DROP INDEX" /><link rel="next" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW" /></head><body id="docContent" class="container-fluid col-10"><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">DROP LANGUAGE</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="sql-dropindex.html" title="DROP INDEX">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="sql-commands.html" title="SQL Commands">Up</a></td><th width="60%" align="center">SQL Commands</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 13.4 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW">Next</a></td></tr></table><hr></hr></div><div class="refentry" id="SQL-DROPLANGUAGE"><div class="titlepage"></div><a id="id-1.9.3.117.1" class="indexterm"></a><div class="refnamediv"><h2><span class="refentrytitle">DROP LANGUAGE</span></h2><p>DROP LANGUAGE — remove a procedural language</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">
+DROP [ PROCEDURAL ] LANGUAGE [ IF EXISTS ] <em class="replaceable"><code>name</code></em> [ CASCADE | RESTRICT ]
+</pre></div><div class="refsect1" id="id-1.9.3.117.5"><h2>Description</h2><p>
+   <code class="command">DROP LANGUAGE</code> removes the definition of a
+   previously registered procedural language.  You must be a superuser
+   or the owner of the language to use <code class="command">DROP LANGUAGE</code>.
+  </p><div class="note"><h3 class="title">Note</h3><p>
+    As of <span class="productname">PostgreSQL</span> 9.1, most procedural
+    languages have been made into <span class="quote">“<span class="quote">extensions</span>”</span>, and should
+    therefore be removed with <a class="xref" href="sql-dropextension.html" title="DROP EXTENSION"><span class="refentrytitle">DROP EXTENSION</span></a>
+    not <code class="command">DROP LANGUAGE</code>.
+   </p></div></div><div class="refsect1" id="id-1.9.3.117.6"><h2>Parameters</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><code class="literal">IF EXISTS</code></span></dt><dd><p>
+      Do not throw an error if the language does not exist. A notice is issued
+      in this case.
+     </p></dd><dt><span class="term"><em class="replaceable"><code>name</code></em></span></dt><dd><p>
+      The name of an existing procedural language.  For backward
+      compatibility, the name can be enclosed by single quotes.
+     </p></dd><dt><span class="term"><code class="literal">CASCADE</code></span></dt><dd><p>
+      Automatically drop objects that depend on the language (such as
+      functions in the language),
+      and in turn all objects that depend on those objects
+      (see <a class="xref" href="ddl-depend.html" title="5.14. Dependency Tracking">Section 5.14</a>).
+     </p></dd><dt><span class="term"><code class="literal">RESTRICT</code></span></dt><dd><p>
+      Refuse to drop the language if any objects depend on it.  This
+      is the default.
+     </p></dd></dl></div></div><div class="refsect1" id="id-1.9.3.117.7"><h2>Examples</h2><p>
+   This command removes the procedural language
+   <code class="literal">plsample</code>:
+
+</p><pre class="programlisting">
+DROP LANGUAGE plsample;
+</pre></div><div class="refsect1" id="id-1.9.3.117.8"><h2>Compatibility</h2><p>
+   There is no <code class="command">DROP LANGUAGE</code> statement in the SQL
+   standard.
+  </p></div><div class="refsect1" id="id-1.9.3.117.9"><h2>See Also</h2><span class="simplelist"><a class="xref" href="sql-alterlanguage.html" title="ALTER LANGUAGE"><span class="refentrytitle">ALTER LANGUAGE</span></a>, <a class="xref" href="sql-createlanguage.html" title="CREATE LANGUAGE"><span class="refentrytitle">CREATE LANGUAGE</span></a></span></div></div><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navfooter"><hr></hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="sql-dropindex.html" title="DROP INDEX">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="sql-commands.html" title="SQL Commands">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW">Next</a></td></tr><tr><td width="40%" align="left" valign="top">DROP INDEX </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 13.4 Documentation">Home</a></td><td width="40%" align="right" valign="top"> DROP MATERIALIZED VIEW</td></tr></table></div></body></html>
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