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Postgres FD Implementation
Commit 445144b8 authored by Tom Lane's avatar Tom Lane
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Update comment about outer joins in description of geqo_threshold.

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doc/src/sgml/config.sgml
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<!-- <!--
$PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.42 2006/01/05 10:07:44 petere Exp $ $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.43 2006/01/11 23:14:29 tgl Exp $
--> -->
<chapter Id="runtime-config"> <chapter Id="runtime-config">
<title>Server Configuration</title> <title>Server Configuration</title>
...@@ -1853,8 +1853,8 @@ archive_command = 'copy "%p" /mnt/server/archivedir/"%f"' # Windows ...@@ -1853,8 +1853,8 @@ archive_command = 'copy "%p" /mnt/server/archivedir/"%f"' # Windows
<listitem> <listitem>
<para> <para>
Use genetic query optimization to plan queries with at least Use genetic query optimization to plan queries with at least
this many <literal>FROM</> items involved. (Note that an outer this many <literal>FROM</> items involved. (Note that a
<literal>JOIN</> construct counts as only one <literal>FROM</> <literal>FULL OUTER JOIN</> construct counts as only one <literal>FROM</>
item.) The default is 12. For simpler queries it is usually best item.) The default is 12. For simpler queries it is usually best
to use the deterministic, exhaustive planner, but for queries with to use the deterministic, exhaustive planner, but for queries with
many tables the deterministic planner takes too long. many tables the deterministic planner takes too long.
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