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postgresql/doc/src/sgml/ref/create_server.sgml
Peter Eisentraut bb4eefe7bf doc: Improve DocBook XML validity
DocBook XML is superficially compatible with DocBook SGML but has a
slightly stricter DTD that we have been violating in a few cases.
Although XSLT doesn't care whether the document is valid, the style
sheets don't necessarily process invalid documents correctly, so we need
to work toward fixing this.

This first commit moves the indexterms in refentry elements to an
allowed position.  It has no impact on the output.
2014-02-23 21:31:08 -05:00

156 lines
4.3 KiB
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<!--
doc/src/sgml/ref/create_server.sgml
PostgreSQL documentation
-->
<refentry id="SQL-CREATESERVER">
<indexterm zone="sql-createserver">
<primary>CREATE SERVER</primary>
</indexterm>
<refmeta>
<refentrytitle>CREATE SERVER</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>CREATE SERVER</refname>
<refpurpose>define a new foreign server</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
CREATE SERVER <replaceable class="parameter">server_name</replaceable> [ TYPE '<replaceable class="parameter">server_type</replaceable>' ] [ VERSION '<replaceable class="parameter">server_version</replaceable>' ]
FOREIGN DATA WRAPPER <replaceable class="parameter">fdw_name</replaceable>
[ OPTIONS ( <replaceable class="PARAMETER">option</replaceable> '<replaceable class="PARAMETER">value</replaceable>' [, ... ] ) ]
</synopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para>
<command>CREATE SERVER</command> defines a new foreign server. The
user who defines the server becomes its owner.
</para>
<para>
A foreign server typically encapsulates connection information that
a foreign-data wrapper uses to access an external data resource.
Additional user-specific connection information may be specified by
means of user mappings.
</para>
<para>
The server name must be unique within the database.
</para>
<para>
Creating a server requires <literal>USAGE</> privilege on the
foreign-data wrapper being used.
</para>
</refsect1>
<refsect1>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><replaceable class="parameter">server_name</replaceable></term>
<listitem>
<para>
The name of the foreign server to be created.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">server_type</replaceable></term>
<listitem>
<para>
Optional server type, potentially useful to foreign-data wrappers.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">server_version</replaceable></term>
<listitem>
<para>
Optional server version, potentially useful to foreign-data wrappers.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">fdw_name</replaceable></term>
<listitem>
<para>
The name of the foreign-data wrapper that manages the server.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>OPTIONS ( <replaceable class="PARAMETER">option</replaceable> '<replaceable class="PARAMETER">value</replaceable>' [, ... ] )</literal></term>
<listitem>
<para>
This clause specifies the options for the server. The options
typically define the connection details of the server, but the
actual names and values are dependent on the server's
foreign-data wrapper.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Notes</title>
<para>
When using the <xref linkend="dblink"> module,
a foreign server's name can be used
as an argument of the <xref linkend="contrib-dblink-connect">
function to indicate the connection parameters. It is necessary to have
the <literal>USAGE</literal> privilege on the foreign server to be
able to use it in this way.
</para>
</refsect1>
<refsect1>
<title>Examples</title>
<para>
Create a server <literal>myserver</> that uses the
foreign-data wrapper <literal>postgres_fdw</>:
<programlisting>
CREATE SERVER myserver FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host 'foo', dbname 'foodb', port '5432');
</programlisting>
See <xref linkend="postgres-fdw"> for more details.
</para>
</refsect1>
<refsect1>
<title>Compatibility</title>
<para>
<command>CREATE SERVER</command> conforms to ISO/IEC 9075-9 (SQL/MED).
</para>
</refsect1>
<refsect1>
<title>See Also</title>
<simplelist type="inline">
<member><xref linkend="sql-alterserver"></member>
<member><xref linkend="sql-dropserver"></member>
<member><xref linkend="sql-createforeigndatawrapper"></member>
<member><xref linkend="sql-createforeigntable"></member>
<member><xref linkend="sql-createusermapping"></member>
</simplelist>
</refsect1>
</refentry>