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8 check-ins using file src/where.c version cc3ef08b
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2012-09-21
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| 13:40 | Command-line shell enhancements: Added the ".print" command. Enhanced the ".width" command so that negative widths will right-justify. (check-in: a1d8269d user: drh tags: trunk) | |
| 00:04 | Consolidate more of the DISTINCT processing logic into a single spot in the code. Reduce the number of OP_Column operations needed to perform a WHERE_DISTINCT_ORDERED. (check-in: 79e922f7 user: drh tags: trunk) | |
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2012-09-20
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| 15:41 | Continuing incremental enhancements of SELECT code generation: Remove the Select.affinity field. Use SelectDest.affSdst instead. (check-in: cf40b7b5 user: drh tags: trunk) | |
| 14:26 | Refactoring of DISTINCT code. Change the name of the local variable "distinct" to "distinctTab". Generate cleaner code w/o unnecessary P4 and P5 values on the OP_Null for WHERE_DISTINCT_ORDERED. (check-in: 0cda241a user: drh tags: trunk) | |
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2012-09-19
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| 21:15 | Tighter VDBE code for the WHERE_DISTINCT_ORDERED case of DISTINCT keyword handling. (check-in: 94b48064 user: drh tags: trunk) | |
| 17:31 | Add comments to the WHERE_DISTINCT_* macros. No changes to code. (check-in: 82320501 user: drh tags: trunk) | |
| 00:35 | Merge the covering-index-scan optimization into trunk. (check-in: ddd5d789 user: drh tags: trunk) | |
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2012-09-17
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| 21:24 | Make sure the WHERE_IDX_ONLY flag is not set on query plans that will not be using an index. (Closed-Leaf check-in: 698b2a28 user: drh tags: fullscan-covering-index) | |