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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-01-28 19:36:33 +0000 |
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| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-01-28 19:36:33 +0000 |
| commit | a098f533d15efe5552c0b6cd661cc123231c8c54 (patch) | |
| tree | ebe55a8f91b584c66805ad50600647a1a756d2c4 /src/backend/utils/adt/selfuncs.c | |
| parent | af5cd5ba92036f07f8414b15ec96da096ded8d7e (diff) | |
| download | postgresql-a098f533d15efe5552c0b6cd661cc123231c8c54.tar.gz postgresql-a098f533d15efe5552c0b6cd661cc123231c8c54.zip | |
Improve planner's estimation of the space needed for HashAgg plans:
look at the actual aggregate transition datatypes and the actual overhead
needed by nodeAgg.c, instead of using pessimistic round numbers.
Per a discussion with Michael Tiemann.
Diffstat (limited to 'src/backend/utils/adt/selfuncs.c')
0 files changed, 0 insertions, 0 deletions