<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>DROP SCHEMA</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REV="MADE"
HREF="mailto:pgsql-docs@postgresql.org"><LINK
REL="HOME"
TITLE="PostgreSQL 9.3.9 Documentation"
HREF="index.html"><LINK
REL="UP"
TITLE="SQL Commands"
HREF="sql-commands.html"><LINK
REL="PREVIOUS"
TITLE="DROP RULE"
HREF="sql-droprule.html"><LINK
REL="NEXT"
TITLE="DROP SEQUENCE"
HREF="sql-dropsequence.html"><LINK
REL="STYLESHEET"
TYPE="text/css"
HREF="stylesheet.css"><META
HTTP-EQUIV="Content-Type"
CONTENT="text/html; charset=ISO-8859-1"><META
NAME="creation"
CONTENT="2015-06-13T20:07:22"></HEAD
><BODY
CLASS="REFENTRY"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="5"
ALIGN="center"
VALIGN="bottom"
><A
HREF="index.html"
>PostgreSQL 9.3.9 Documentation</A
></TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="top"
><A
TITLE="DROP RULE"
HREF="sql-droprule.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="top"
><A
HREF="sql-commands.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="60%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="20%"
ALIGN="right"
VALIGN="top"
><A
TITLE="DROP SEQUENCE"
HREF="sql-dropsequence.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="SQL-DROPSCHEMA"
></A
>DROP SCHEMA</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN76910"
></A
><H2
>Name</H2
>DROP SCHEMA -- remove a schema</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN76915"
></A
><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>DROP SCHEMA [ IF EXISTS ] <TT
CLASS="REPLACEABLE"
><I
>name</I
></TT
> [, ...] [ CASCADE | RESTRICT ]</PRE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN76918"
></A
><H2
>Description</H2
><P
> <TT
CLASS="COMMAND"
>DROP SCHEMA</TT
> removes schemas from the database.
</P
><P
> A schema can only be dropped by its owner or a superuser. Note that
the owner can drop the schema (and thereby all contained objects)
even if he does not own some of the objects within the schema.
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN76923"
></A
><H2
>Parameters</H2
><P
></P
><DIV
CLASS="VARIABLELIST"
><DL
><DT
><TT
CLASS="LITERAL"
>IF EXISTS</TT
></DT
><DD
><P
> Do not throw an error if the schema does not exist. A notice is issued
in this case.
</P
></DD
><DT
><TT
CLASS="REPLACEABLE"
><I
>name</I
></TT
></DT
><DD
><P
> The name of a schema.
</P
></DD
><DT
><TT
CLASS="LITERAL"
>CASCADE</TT
></DT
><DD
><P
> Automatically drop objects (tables, functions, etc.) that are
contained in the schema.
</P
></DD
><DT
><TT
CLASS="LITERAL"
>RESTRICT</TT
></DT
><DD
><P
> Refuse to drop the schema if it contains any objects. This is
the default.
</P
></DD
></DL
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN76946"
></A
><H2
>Examples</H2
><P
> To remove schema <TT
CLASS="LITERAL"
>mystuff</TT
> from the database,
along with everything it contains:
</P><PRE
CLASS="PROGRAMLISTING"
>DROP SCHEMA mystuff CASCADE;</PRE
><P></P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN76951"
></A
><H2
>Compatibility</H2
><P
> <TT
CLASS="COMMAND"
>DROP SCHEMA</TT
> is fully conforming with the SQL
standard, except that the standard only allows one schema to be
dropped per command, and apart from the
<TT
CLASS="LITERAL"
>IF EXISTS</TT
> option, which is a <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
>
extension.
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN76957"
></A
><H2
>See Also</H2
><A
HREF="sql-alterschema.html"
>ALTER SCHEMA</A
>, <A
HREF="sql-createschema.html"
>CREATE SCHEMA</A
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="sql-droprule.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="sql-dropsequence.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>DROP RULE</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="sql-commands.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>DROP SEQUENCE</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>
