&dump-stat;

<!-- doc/src/sgml/dump_stat.sgml -->

<sect1 id="dump-stat" xreflabel="dump-stat">

<title>dump_stat</title>

<indexterm zone="dump-stat">

<primary>dump_stat</primary>

</indexterm>

<para>

The <filename>dump_stat</> module provides functions that allow you to

backup and recover the contents of the pg_statistic table.

</para>

<sect2>

<title>Functions</title>

<variablelist>

<varlistentry>

<term>

<function>dump_statistic() returns setof text</function>

<indexterm>

<primary>dump_statistic</primary>

</indexterm>

</term>

<listitem>

<para>

<function>dump_statistic</function> dumps the contents of the

<link linkend="catalog-pg-statistic"><structname>pg_statistic</structname></link>

system catalog. It produces an <literal>INSERT</> statement

per each tuple of the <literal>pg_statistic</>, excluding

the ones that contain statistical data for tables in

<literal>information_schema</> and <literal>pg_catalog</>

schemas.

</para>

</listitem>

</varlistentry>

</variablelist>

</sect1>

<!ENTITY dump-stat SYSTEM "dump_stat.sgml">