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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2000-03-23 23:35:47 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2000-03-23 23:35:47 +0000 |
| commit | 7177bbac29b10c2936b7700464d46b30aaa16f02 (patch) | |
| tree | af51ac0fd47a85db65933eb367309262db8468e5 /src/interfaces/python/tutorial | |
| parent | 6d79d6027c61832cedf60757c83607495b3ee3a2 (diff) | |
| download | postgresql-7177bbac29b10c2936b7700464d46b30aaa16f02.tar.gz postgresql-7177bbac29b10c2936b7700464d46b30aaa16f02.zip | |
A little further tweaking of the range-query selectivity logic:
to avoid undue sensitivity to roundoff error, believe that a zero
or slightly negative range estimate should represent a small
positive selectivity, rather than falling back on a generic default
estimate.
Diffstat (limited to 'src/interfaces/python/tutorial')
0 files changed, 0 insertions, 0 deletions