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25 check-ins related to "sorter-opt"
2016-11-11
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19:08 | Avoid storing redundant fields in sorter records when the sort-key and data have fields in common. (check-in: b835cf3e user: drh tags: trunk) | |
18:45 | Merge trunk with this branch. (Closed-Leaf check-in: dd62d2de user: dan tags: sorter-opt) | |
18:08 | Reenable the SQLITE_EXPR_REF optimization for "SELECT DISTINCT ... ORDER BY" queries. (check-in: 6e2e9d38 user: dan tags: sorter-opt) | |
17:08 | Fix a problem with switching from wal to rollback mode when SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE is configured. (check-in: 46e00162 user: dan tags: trunk) | |
2016-11-10
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20:14 | Avoid storing redundant fields in sorter records when the sort-key and data have fields in common (as in "SELECT a FROM t1 ORDER BY 1"). (check-in: 0af62fdb user: dan tags: sorter-opt) | |
2016-11-09
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01:46 | Fix typo in the CSV extension. (check-in: b4889588 user: mistachkin tags: trunk) | |
2015-04-11
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20:44 | Optimizations for VACUUM, CREATE INDEX and some cases of ORDER BY. (check-in: 79326d6e user: dan tags: trunk) | |
18:45 | Merge latest trunk changes with this branch. (Closed-Leaf check-in: cf7590f6 user: dan tags: sorter-opt) | |
13:49 | Add the --changeset option to the sqldiff utility program, for generating a sessions changeset file instead of an SQL diff. (check-in: f9a3a839 user: drh tags: trunk) | |
2015-04-10
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08:28 | Update this branch with the latest changes from sorter-opt. (Leaf check-in: 08c0b19b user: dan tags: insert-select-opt) | |
08:20 | Update this branch with latest trunk changes. (check-in: 60be9c1c user: dan tags: sorter-opt) | |
07:55 | Do not allow virtual table constructors to be called recursively. (check-in: 0a72726d user: dan tags: trunk) | |
2015-04-02
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09:06 | Fix a problem in vdbesort.c to do with caching unpacked records. (check-in: 80a00539 user: dan tags: sorter-opt) | |
2015-04-01
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18:22 | Merge latest trunk changes with this branch. (check-in: 4621b2ee user: dan tags: sorter-opt) | |
18:20 | When vacuuming an index that uses no collations other than BINARY, assume that the order of index entries will not be changed by the VACUUM. (check-in: e403460b user: dan tags: sorter-opt) | |
16:18 | Reduce the CPU used by CREATE INDEX statements by taking better advantage of the fact that keys are inserted in sorted order. (check-in: 592cdc5d user: dan tags: sorter-opt) | |
13:21 | Improved detection and suppression of endless loops in clearDatabasePage(). (check-in: 30011ad2 user: drh tags: trunk) | |
2015-03-30
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19:56 | Optimize CREATE INDEX, REINDEX and VACUUM statements by taking better advantage of the fact that index keys are being inserted into b-trees in sorted order. (Leaf check-in: 763d2bc7 user: dan tags: mistake) | |
15:45 | Merge sorter optimizations with this branch. (check-in: 9bf1cfb4 user: dan tags: insert-select-opt) | |
12:06 | Improve performance of multi-field sorts where the first field has a low cardinality. (check-in: 601e7b6b user: dan tags: sorter-opt) | |
09:58 | Remove some unnecessary code from vdbesort.c. (check-in: b58191e9 user: dan tags: sorter-opt) | |
2015-03-28
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19:56 | Further optimizations for sorting records that begin with integer or text values. (check-in: 24fe9f25 user: dan tags: sorter-opt) | |
2015-03-26
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12:38 | Merge sorter optimization into this branch. (check-in: aeb8e9a9 user: dan tags: insert-select-opt) | |
11:55 | Optimize cases where all the sorter is sorting a set of records that all begin with integer values, or that all begin with text values to be compared using BINARY. (check-in: ce5ad17c user: dan tags: sorter-opt) | |
2015-03-25
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18:29 | Change an unreachable branch into an assert(). (check-in: fb076b28 user: drh tags: trunk) | |