Document that autovacuum_freeze_max_age is used for pg_clog recycling.

Bruce Momjian <bruce@momjian.us>

Commit: 84d30267c590ee5b82070dbc852dabf6369b507b
Author: Bruce Momjian <bruce@momjian.us>
Date: 2010-08-22T02:37:38Z
Releases: 9.0.0
Document that autovacuum_freeze_max_age is used for pg_clog recycling.
We already mentioned xid wraparound.

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doc/src/sgml/config.sgml modified +3 −2