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Overview
| Comment: | The ANALYZE command picks for 15 samples for sqlite_stat3 with the largest nEq fields, plus 5 other evenly spaced samples. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | stat3-enhancement |
| Files: | files | file ages | folders |
| SHA1: |
8225924ea015a0c331b69134139922ec |
| User & Date: | drh 2011-08-13 00:58:05 |
Context
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2011-08-13
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| 15:25 | Add the sqlite_stat3.nDLT field. Use an linear congruence PRNG to choose which samples to select from among those with the same nEq field. check-in: 1dcd2428 user: drh tags: stat3-enhancement | |
| 00:58 | The ANALYZE command picks for 15 samples for sqlite_stat3 with the largest nEq fields, plus 5 other evenly spaced samples. check-in: 8225924e user: drh tags: stat3-enhancement | |
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2011-08-12
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| 01:51 | Begin a branch that experimentally replaces sqlite_stat2 with a new table called sqlite_stat3 that will hopefully facilitate better query planning decisions. check-in: 52e1d7e8 user: drh tags: stat3-enhancement | |
Changes
Changes to src/analyze.c.