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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-10-06 16:38:28 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-10-06 16:38:28 +0000 |
| commit | fec58f6c3f17ba6acbba65a73ca736578041677f (patch) | |
| tree | 7c15e8bbc8a28aeb9e15b30e72068a7b636b945f /src/backend/parser/parse_oper.c | |
| parent | a0ab31dcc646a1bc25360999d388fd2a8408dc30 (diff) | |
| download | postgresql-fec58f6c3f17ba6acbba65a73ca736578041677f.tar.gz postgresql-fec58f6c3f17ba6acbba65a73ca736578041677f.zip | |
During ALTER TABLE ADD FOREIGN KEY, try to check the existing rows using
a single LEFT JOIN query instead of firing the check trigger for each
row individually. Stephan Szabo, with some kibitzing from Tom Lane and
Jan Wieck.
Diffstat (limited to 'src/backend/parser/parse_oper.c')
0 files changed, 0 insertions, 0 deletions