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Overview
Comment:Fix a problem with using stat4 samples of type text when estimating the rows visited by a range-query/skip-scan loop.
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SHA1: dfb09db6d412f3bc2a71bda393813783580dbad1
User & Date: dan 2014-06-28 15:26:10
Context
2014-06-28
16:06
Add header comments on new routines. Rework the sqlite3Stat4Column() routine so that is (in theory) able to deal with corrupt samples. check-in: ef5cdf94 user: drh tags: stat4-skipscan
15:26
Fix a problem with using stat4 samples of type text when estimating the rows visited by a range-query/skip-scan loop. check-in: dfb09db6 user: dan tags: stat4-skipscan
14:28
Change the VDBE to export the sqlite3MemCompare() routine and thus free where.c from the dependency on vdbeInt.h. check-in: d186d1ac user: drh tags: stat4-skipscan
Changes
Unified Diffs Side-by-Side Diffs Patch

Changes to src/vdbemem.c.

Changes to src/where.c.

Changes to test/skipscan5.test.