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>DROP COLLATION</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN73398"
></A
><H2
>Name</H2
>DROP COLLATION -- remove a collation</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN73403"
></A
><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>DROP COLLATION [ IF EXISTS ] <TT
CLASS="REPLACEABLE"
><I
>name</I
></TT
> [ CASCADE | RESTRICT ]</PRE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="SQL-DROPCOLLATION-DESCRIPTION"
></A
><H2
>Description</H2
><P
> <TT
CLASS="COMMAND"
>DROP COLLATION</TT
> removes a previously defined collation.
To be able to drop a collation, you must own the collation.
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN73410"
></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 collation 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 the collation. The collation name can be
schema-qualified.
</P
></DD
><DT
><TT
CLASS="LITERAL"
>CASCADE</TT
></DT
><DD
><P
> Automatically drop objects that depend on the collation.
</P
></DD
><DT
><TT
CLASS="LITERAL"
>RESTRICT</TT
></DT
><DD
><P
> Refuse to drop the collation if any objects depend on it. This
is the default.
</P
></DD
></DL
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="SQL-DROPCOLLATION-EXAMPLES"
></A
><H2
>Examples</H2
><P
> To drop the collation named <TT
CLASS="LITERAL"
>german</TT
>:
</P><PRE
CLASS="PROGRAMLISTING"
>DROP COLLATION german;</PRE
><P></P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="SQL-DROPCOLLATION-COMPAT"
></A
><H2
>Compatibility</H2
><P
> The <TT
CLASS="COMMAND"
>DROP COLLATION</TT
> command conforms to the
<ACRONYM
CLASS="ACRONYM"
>SQL</ACRONYM
> standard, apart from the <TT
CLASS="LITERAL"
>IF
EXISTS</TT
> option, which is a <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> extension.
</P
></DIV
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><A
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></A
><H2
>See Also</H2
><A
HREF="sql-altercollation.html"
>ALTER COLLATION</A
>, <A
HREF="sql-createcollation.html"
>CREATE COLLATION</A
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