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| author | Bruce Momjian <bruce@momjian.us> | 2003-10-04 18:19:57 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2003-10-04 18:19:57 +0000 |
| commit | ec1fbbb5466e61b5f89b41738d858ebdaa312929 (patch) | |
| tree | 647ce93a464d736f293ec8de6f0e1958ddbd6de3 /src/backend/utils/adt/ruleutils.c | |
| parent | 0a14ffe5b5634bdb2abc9324e88ca5a11d56bad9 (diff) | |
| download | postgresql-ec1fbbb5466e61b5f89b41738d858ebdaa312929.tar.gz postgresql-ec1fbbb5466e61b5f89b41738d858ebdaa312929.zip | |
Modify:
< * Consider using MVCC to cache count(*) queries with no WHERE clause
> * Use a fixed row count and a +/- count with MVCC visibility rules
> to allow fast COUNT(*) queries with no WHERE clause(?)
Diffstat (limited to 'src/backend/utils/adt/ruleutils.c')
0 files changed, 0 insertions, 0 deletions