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12 check-ins related to "stat4-skipscan"
2014-06-30
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19:07 | Attempt to use STAT4 information to estimate the selectivity of WHERE clause terms when using the skip-scan optimization. (check-in: d09ca6d5 user: drh tags: trunk) | |
2014-06-28
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19:06 | Add an OOM fault injection test for the new code on this branch. (Closed-Leaf check-in: c96de490 user: dan tags: stat4-skipscan) | |
17:35 | Add further tests to skipscan5.test. (check-in: 4b8230e8 user: dan tags: stat4-skipscan) | |
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) | |
14:25 | Merge fixes from trunk with this branch. (check-in: 6af219d1 user: dan tags: stat4-skipscan) | |
2014-06-27
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20:14 | Fix a couple of problems in estimating the number of rows visited by a range query that uses a skip-scan. (check-in: 219736f5 user: dan tags: stat4-skipscan) | |
2014-06-26
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22:17 | Add some more IN operator tests. (check-in: fb32e374 user: mistachkin tags: trunk) | |
21:32 | Fix compilation issue when STAT4 is not enabled. (check-in: 74a5454a user: mistachkin tags: stat4-skipscan) | |
20:21 | Attempt to use sqlite_stat4 data to estimate the number of rows visited by a range query that uses a skip-scan. This code is largely untested. (check-in: 01dc8102 user: dan tags: stat4-skipscan) | |
2014-06-24
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20:19 | Fix showstat4.c so that it decodes typecodes 8 and 9 correctly. (check-in: 9ca737c0 user: drh tags: trunk) | |