Commit Graph

4 Commits

Author SHA1 Message Date
drh
1c9d835d49 Use OP_SorterOpen instead of OP_OpenEphemeral to implement GROUP BY.
FossilOrigin-Name: ebf819aaa555bd79fddfc0a6f9827a2539095d6c
2011-09-01 16:01:27 +00:00
dan
94e08d92f9 Fix a broken assert() in where.c.
FossilOrigin-Name: 090b29177fbc9faa83b560d92ddc3710d291776e
2011-07-02 06:44:05 +00:00
dan
6f3439697e Improve use of indexes to optimize DISTINCT queries.
FossilOrigin-Name: 6c202ea0247ff509f696eee3839975a88ed26cf2
2011-07-01 18:26:40 +00:00
dan
50118cdfdb Improvements and tests for detection of redundant DISTINCT qualifiers.
FossilOrigin-Name: 7337293c87fb563604dd6ad284f2d1e30c938b4c
2011-07-01 14:21:38 +00:00