diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/config.sgml | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index 672bf6f1ee7..70854ae2986 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -4482,6 +4482,23 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class=" </listitem> </varlistentry> + <varlistentry id="guc-enable-groupingsets-hash-disk" xreflabel="enable_groupingsets_hash_disk"> + <term><varname>enable_groupingsets_hash_disk</varname> (<type>boolean</type>) + <indexterm> + <primary><varname>enable_groupingsets_hash_disk</varname> configuration parameter</primary> + </indexterm> + </term> + <listitem> + <para> + Enables or disables the query planner's use of hashed aggregation plan + types for grouping sets when the total size of the hash tables is + expected to exceed <varname>work_mem</varname>. See <xref + linkend="queries-grouping-sets"/>. The default is + <literal>off</literal>. + </para> + </listitem> + </varlistentry> + <varlistentry id="guc-enable-hashagg" xreflabel="enable_hashagg"> <term><varname>enable_hashagg</varname> (<type>boolean</type>) <indexterm> @@ -4496,6 +4513,21 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class=" </listitem> </varlistentry> + <varlistentry id="guc-enable-hashagg-disk" xreflabel="enable_hashagg_disk"> + <term><varname>enable_hashagg_disk</varname> (<type>boolean</type>) + <indexterm> + <primary><varname>enable_hashagg_disk</varname> configuration parameter</primary> + </indexterm> + </term> + <listitem> + <para> + Enables or disables the query planner's use of hashed aggregation plan + types when the memory usage is expected to exceed + <varname>work_mem</varname>. The default is <literal>on</literal>. + </para> + </listitem> + </varlistentry> + <varlistentry id="guc-enable-hashjoin" xreflabel="enable_hashjoin"> <term><varname>enable_hashjoin</varname> (<type>boolean</type>) <indexterm> |