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Overview
| Comment: | Avoid unnecessary calls to applyAffinity() during INSERT and UPDATE operations, especially for table that have indices and tables for which all columns have affinity "NONE". |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | insert-optimization |
| Files: | files | file ages | folders |
| SHA1: |
35b4d6e938164fabaf30b504c54cfd9a |
| User & Date: | drh 2014-02-17 14:59:22 |
Context
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2014-02-17
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| 15:36 | Merge the VDBE_PROFILE fixes from trunk. check-in: 2914e419 user: drh tags: insert-optimization | |
| 14:59 | Avoid unnecessary calls to applyAffinity() during INSERT and UPDATE operations, especially for table that have indices and tables for which all columns have affinity "NONE". check-in: 35b4d6e9 user: drh tags: insert-optimization | |
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2014-02-16
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| 01:55 | Enhance the code generator for INSERT INTO ... SELECT so that the SELECT generates output directly in the registers that INSERT INTO will be using, in many cases, and OP_SCopy operations can thus be avoided. check-in: aa2d8b0e user: drh tags: insert-optimization | |
Changes
Changes to src/analyze.c.
Changes to src/delete.c.
Changes to src/fkey.c.
Changes to src/insert.c.
Changes to src/pragma.c.
Changes to src/sqliteInt.h.
Changes to src/update.c.
Changes to src/vdbe.c.