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postgres/doc/src/sgml/ref/drop_foreign_data_wrapper.sgml
Peter Eisentraut ad8641d535 Fix a whitespace issue with the man pages
There is what may actually be a mistake in our markup.  The problem is
in a situation like

<para>
 <command>FOO</command> is ...

there is strictly speaking a line break before "FOO".  In the HTML
output, this does not appear to be a problem, but in the man page
output, this shows up, so you get double blank lines at odd places.

So far, we have attempted to work around this with an XSL hack, but
that causes other problems, such as creating run-ins in places like

<acronym>SQL</acronym> <command>COPY</command>

So fix the problem properly by removing the extra whitespace.  I only
fixed the problems that affect the man page output, not all the
places.
2011-08-07 10:56:03 +03:00

113 lines
2.6 KiB
Plaintext

<!--
doc/src/sgml/ref/drop_foreign_data_wrapper.sgml
PostgreSQL documentation
-->
<refentry id="SQL-DROPFOREIGNDATAWRAPPER">
<refmeta>
<refentrytitle>DROP FOREIGN DATA WRAPPER</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>DROP FOREIGN DATA WRAPPER</refname>
<refpurpose>remove a foreign-data wrapper</refpurpose>
</refnamediv>
<indexterm zone="sql-dropforeigndatawrapper">
<primary>DROP FOREIGN DATA WRAPPER</primary>
</indexterm>
<refsynopsisdiv>
<synopsis>
DROP FOREIGN DATA WRAPPER [ IF EXISTS ] <replaceable class="parameter">name</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para>
<command>DROP FOREIGN DATA WRAPPER</command> removes an existing
foreign-data wrapper. To execute this command, the current user
must be the owner of the foreign-data wrapper.
</para>
</refsect1>
<refsect1>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the foreign-data wrapper does not
exist. A notice is issued in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>
<para>
The name of an existing foreign-data wrapper.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>CASCADE</literal></term>
<listitem>
<para>
Automatically drop objects that depend on the foreign-data
wrapper (such as servers).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>RESTRICT</literal></term>
<listitem>
<para>
Refuse to drop the foreign-data wrappers if any objects depend
on it. This is the default.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Examples</title>
<para>
Drop the foreign-data wrapper <literal>dbi</>:
<programlisting>
DROP FOREIGN DATA WRAPPER dbi;
</programlisting></para>
</refsect1>
<refsect1>
<title>Compatibility</title>
<para>
<command>DROP FOREIGN DATA WRAPPER</command> conforms to ISO/IEC
9075-9 (SQL/MED). The <literal>IF EXISTS</> clause is
a <productname>PostgreSQL</> extension.
</para>
</refsect1>
<refsect1>
<title>See Also</title>
<simplelist type="inline">
<member><xref linkend="sql-createforeigndatawrapper"></member>
<member><xref linkend="sql-alterforeigndatawrapper"></member>
</simplelist>
</refsect1>
</refentry>