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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2001-03-12 23:02:00 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2001-03-12 23:02:00 +0000 |
| commit | b246510ccc8db96bf7a536a305cccf65aab21ce8 (patch) | |
| tree | 1b08d59b3fe5e95ceb0604f0ac8e49fd30c995dc /src/backend/access/transam/xlogutils.c | |
| parent | 74c732cb87318b73d172320869aedd64fbdd4388 (diff) | |
| download | postgresql-b246510ccc8db96bf7a536a305cccf65aab21ce8.tar.gz postgresql-b246510ccc8db96bf7a536a305cccf65aab21ce8.zip | |
Avoid O(N^2) behavior in deferredTriggerAddEvent() for large numbers of
tuples inserted/deleted/updated in a single transaction. On my machine,
this reduced the time to delete 80000 tuples in a foreign-key-referencing
table from ~15min to ~8sec.
Diffstat (limited to 'src/backend/access/transam/xlogutils.c')
0 files changed, 0 insertions, 0 deletions