Commit Graph

4 Commits

Author SHA1 Message Date
dan
677e62aacd Fix a problem with handling expressions like "(col IS NULL AND <expr1>) OR col == NULL" in WHERE clauses.
FossilOrigin-Name: 40852ca8e215e51f63652a67817361b835b6fbbff7f66af50089af91007505f1
2021-04-10 14:49:45 +00:00
drh
8210233c7b Revise tests cases to align with the new EXPLAIN QUERY PLAN output.
FossilOrigin-Name: 50fbd532602d2c316813046ed6be8be2991c281eb5f295c4c28520a0de73862c
2021-03-20 15:11:29 +00:00
dan
15de3ce9ab Fix a segfault that could occur when optimizing a NOT NULL constraint against an IPK column of a sub-query.
FossilOrigin-Name: e4d1970ef17b2330f78c750d71d625c2997f79ed1445d0351ec32b482485a954
2021-02-26 21:39:34 +00:00
dan
8ddf686267 Attempt to optimize "x IS NULL" and "x IS NOT NULL" expressions when x is a column with a NOT NULL constraint.
FossilOrigin-Name: 5ecd842555009ce27ee6390325ac5c2504143474b12b730933f0833b3dad788a
2021-02-26 20:14:32 +00:00