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Fix free space map to correctly track the total amount of FSM space needed

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even when a single relation requires more than max_fsm_pages pages.  Also,
make VACUUM emit a warning in this case, since it likely means that VACUUM
FULL or other drastic corrective measure is needed.  Per reports from Jeff
Frost and others of unexpected changes in the claimed max_fsm_pages need.
This commit is contained in:
Tom Lane
2006-09-21 20:31:22 +00:00
parent b0d64a090b
commit 9e936693a9
10 changed files with 199 additions and 113 deletions
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contrib/pg_freespacemap/pg_freespacemap.sql.in
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@ -30,7 +30,7 @@ CREATE VIEW pg_freespacemap_relations AS
reldatabase oid,
relfilenode oid,
avgrequest integer,
lastpagecount integer,
interestingpages integer,
storedpages integer,
nextpage integer);