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4 check-ins using file src/select.c version ebec4d3f
|15:40||Add a test case for OP_SoftNull. (check-in: f29d194e user: drh tags: insert-optimization)|
|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)|
|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)|