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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 OPERATOR</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 Vsnapshot" /><link rel="prev" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW" /><link rel="next" href="sql-dropopclass.html" title="DROP OPERATOR CLASS" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">DROP OPERATOR</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW">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 16.2 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="sql-dropopclass.html" title="DROP OPERATOR CLASS">Next</a></td></tr></table><hr /></div><div class="refentry" id="SQL-DROPOPERATOR"><div class="titlepage"></div><a id="id-1.9.3.119.1" class="indexterm"></a><div class="refnamediv"><h2><span class="refentrytitle">DROP OPERATOR</span></h2><p>DROP OPERATOR — remove an operator</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">
+DROP OPERATOR [ IF EXISTS ] <em class="replaceable"><code>name</code></em> ( { <em class="replaceable"><code>left_type</code></em> | NONE } , <em class="replaceable"><code>right_type</code></em> ) [, ...] [ CASCADE | RESTRICT ]
+</pre></div><div class="refsect1" id="id-1.9.3.119.5"><h2>Description</h2><p>
+   <code class="command">DROP OPERATOR</code> drops an existing operator from
+   the database system.  To execute this command you must be the owner
+   of the operator.
+  </p></div><div class="refsect1" id="id-1.9.3.119.6"><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 operator 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 (optionally schema-qualified) of an existing operator.
+     </p></dd><dt><span class="term"><em class="replaceable"><code>left_type</code></em></span></dt><dd><p>
+      The data type of the operator's left operand; write
+      <code class="literal">NONE</code> if the operator has no left operand.
+     </p></dd><dt><span class="term"><em class="replaceable"><code>right_type</code></em></span></dt><dd><p>
+      The data type of the operator's right operand.
+     </p></dd><dt><span class="term"><code class="literal">CASCADE</code></span></dt><dd><p>
+      Automatically drop objects that depend on the operator (such as views
+      using it), 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 operator if any objects depend on it.  This
+      is the default.
+     </p></dd></dl></div></div><div class="refsect1" id="id-1.9.3.119.7"><h2>Examples</h2><p>
+   Remove the power operator <code class="literal">a^b</code> for type <code class="type">integer</code>:
+</p><pre class="programlisting">
+DROP OPERATOR ^ (integer, integer);
+</pre><p>
+  </p><p>
+   Remove the bitwise-complement prefix operator
+   <code class="literal">~b</code> for type <code class="type">bit</code>:
+</p><pre class="programlisting">
+DROP OPERATOR ~ (none, bit);
+</pre><p>
+  </p><p>
+   Remove multiple operators in one command:
+</p><pre class="programlisting">
+DROP OPERATOR ~ (none, bit), ^ (integer, integer);
+</pre></div><div class="refsect1" id="id-1.9.3.119.8"><h2>Compatibility</h2><p>
+   There is no <code class="command">DROP OPERATOR</code> statement in the SQL standard.
+  </p></div><div class="refsect1" id="id-1.9.3.119.9"><h2>See Also</h2><span class="simplelist"><a class="xref" href="sql-createoperator.html" title="CREATE OPERATOR"><span class="refentrytitle">CREATE OPERATOR</span></a>, <a class="xref" href="sql-alteroperator.html" title="ALTER OPERATOR"><span class="refentrytitle">ALTER OPERATOR</span></a></span></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="sql-dropmaterializedview.html" title="DROP MATERIALIZED VIEW">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-dropopclass.html" title="DROP OPERATOR CLASS">Next</a></td></tr><tr><td width="40%" align="left" valign="top">DROP MATERIALIZED VIEW </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="40%" align="right" valign="top"> DROP OPERATOR CLASS</td></tr></table></div></body></html>
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