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4 check-ins tagged with "faster-analyze"
|20:25||Avoid trying to allocation zero bytes when analyzing a unique non-null index. Closed-Leaf check-in: 85e2bade user: drh tags: faster-analyze|
|19:54||Avoid change tests when analyzing single-column unique indexes after getting past the initial NULL entries. check-in: 4690e99c user: drh tags: faster-analyze|
|19:37||Ugh. Consecutive UNIQUE index entries are only distinct if the index is on NOT NULL columns. So the previous version was not quite right. This check-in fixes the problem. check-in: 30033f96 user: drh tags: faster-analyze|
|18:36||Improve the performance of the ANALYZE command by taking advantage of the fact that every row of a UNIQUE index is distinct. check-in: 3e1e79e1 user: drh tags: faster-analyze|