pgsql: Document that autovacuum_freeze_max_age is used for pg_clog

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From: momjian(at)postgresql(dot)org (Bruce Momjian)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Document that autovacuum_freeze_max_age is used for pg_clog
Date: 2010-08-22 02:37:33
Message-ID: 20100822023733.0B96B7541D7@cvs.postgresql.org
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Log Message:
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Document that autovacuum_freeze_max_age is used for pg_clog recycling.
We already mentioned xid wraparound.

Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.305 -> r1.306)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.305&r2=1.306)