projects / postgresql.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: de96cd5) | patch
Performance improvement for MultiRecordFreeSpace on large relations ---
authorTom Lane <tgl@sss.pgh.pa.us>
Fri, 20 Sep 2002 19:56:01 +0000 (19:56 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Fri, 20 Sep 2002 19:56:01 +0000 (19:56 +0000)
commitb2735fcd523cbb10851c7752cd9ce2709e8763eb
treea12d9659ed6867e95dd788ddc62f37ba1de72536tree
parentde96cd5e3a9ca487fc8d8ebb9fcd13f499f87043commit | diff
Performance improvement for MultiRecordFreeSpace on large relations ---
avoid O(N^2) behavior.  Problem noted and fixed by Stephen Marshall <smarshall@wsicorp.com>,
with some help from Tom Lane.
src/backend/commands/vacuum.c diff | blob | blame | history
src/backend/commands/vacuumlazy.c diff | blob | blame | history
src/backend/storage/freespace/freespace.c diff | blob | blame | history
src/backend/storage/smgr/smgr.c diff | blob | blame | history
src/include/storage/freespace.h diff | blob | blame | history
This is the main PostgreSQL git repository.