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Changes In Branch unpack-opcode Excluding Merge-Ins
This is equivalent to a diff from 871e091d to 39ae92f5
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2015-10-15
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| 21:30 | Performance optimization for the OP_Column opcode. (check-in: 076be547 user: drh tags: trunk) | |
| 21:13 | Merge updates from trunk. (Leaf check-in: 40493680 user: mistachkin tags: mutexInitIsInitReCheck) | |
| 21:12 | Merge updates from trunk. (Leaf check-in: a447cf90 user: mistachkin tags: mutexInitSimpleCmpSwap) | |
| 20:17 | Experiments with an OP_Unpack opcode that extracts multiple columns from a record without caching. (Leaf check-in: 39ae92f5 user: drh tags: unpack-opcode) | |
| 19:21 | Enhance the use of the column cache for UPDATE statements, making them more efficient for the case where a column is modified to be an expression of other unmodified columns. (check-in: 871e091d user: drh tags: trunk) | |
| 18:04 | Add the OP_IntCopy opcode - an optimized version of OP_SCopy that only works for integer values. (check-in: 3a2f73a4 user: drh tags: trunk) | |
Changes to src/select.c.
Changes to src/vdbe.c.