Commit Graph

3 Commits

Author SHA1 Message Date
drh
5822d6feb2 Fix test cases for the new EXPLAIN QUERY PLAN format. Add the
wherecosttest tool.  Other fixes to logarithm cost.

FossilOrigin-Name: aa580e368e3c398b8377b80342dfdd906324c248
2013-06-10 23:30:09 +00:00
drh
4856698fa5 Fix the ANALYZE command so that it takes collating sequences into account
when gathering index statistics.

FossilOrigin-Name: a5867cfc4c9b9155fa345247dec29e38fffa8002
2011-01-04 19:01:26 +00:00
drh
8e93b10a4e The ANALYZE command now counts at all rows of an index, even those containing
NULL values.  A valid sqlite_stat1 entry is created even if the index contains
nothing but NULLs.

FossilOrigin-Name: 824c8dd3015bbd5c8a1dd661cfe09fe5bf7a80d3
2011-01-04 17:57:53 +00:00