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Overview
Comment:The first of a planned series of enhancements to the query planner that enable it to make better use of sqlite_stat2 histograms when the table has many repeated values.
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SHA1: 2cd374cd23fa2fd38f49090d6eeb9b1e521d51d5
User & Date: drh 2011-01-20 02:56:37
Context
2011-01-20
16:52
Use histogram data to improve the row-count estimates on equality constraints. check-in: 6bfc5c69 user: drh tags: stat2-enhancement
02:56
The first of a planned series of enhancements to the query planner that enable it to make better use of sqlite_stat2 histograms when the table has many repeated values. check-in: 2cd374cd user: drh tags: stat2-enhancement
2011-01-19
21:58
Comment improvements in pcache1.c. No changes to code. check-in: 9660a0a2 user: drh tags: trunk
Changes
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Changes to src/where.c.

Changes to test/analyze2.test.

Added test/analyze5.test.