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Overview
Comment: | Improve the performance of the ANALYZE command by taking advantage of UNIQUE constraints on indices. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
114dcf33670fd98a1ebbac0e44f66b2d |
User & Date: | drh 2014-07-24 23:23:26.687 |
Context
2014-07-25
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18:01 | Add constraints (enforced only when SQLITE_DEBUG is enabled) on the use of OP_Next and OP_Prev. (check-in: 2230c74f1e user: drh tags: trunk) | |
2014-07-24
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23:23 | Improve the performance of the ANALYZE command by taking advantage of UNIQUE constraints on indices. (check-in: 114dcf3367 user: drh tags: trunk) | |
22:41 | Fix a bug in the whereRangeSkipScanEst() procedure (added by check-in [d09ca6d5efad3e4cfa]) where it fails to consider the possibility of a ROWID column when computing the affinity of a table column. (check-in: 6aea2258dd user: drh tags: trunk) | |
20:25 | Avoid trying to allocation zero bytes when analyzing a unique non-null index. (Closed-Leaf check-in: 85e2badeeb user: drh tags: faster-analyze) | |
Changes
Changes to src/analyze.c.