a28ab3eb73
*: add GetArgs interface ( #2343 )
2016-12-29 19:10:01 +08:00
74a1c9935d
*: add StatementContext argument to functions. ( #2157 )
...
Add StatementContext argument to more functions where it is needed.
2016-12-02 23:28:11 +08:00
5230f5eabd
variable: define StatementContext. ( #2121 )
...
StatementContext is used to hold statement execution mode and state.
As every computation need this, there are many API changes.
2016-11-29 14:25:38 +08:00
6dd4571a9a
plan: handle type convertion when building index range. ( #1964 )
2016-11-07 20:32:09 +08:00
2456804b25
remove useless code. ( #1745 )
2016-09-20 21:42:57 +08:00
076e358324
plan: Fix a few bugs ( #1555 )
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* plan: fix cost full range bug
* plan: fix like empty pattern
* plan: make more accurate cost
* plan: make more accurate cost in range[MinNotNull,MaxValue]
* executor: fix like convert to PB when pattern isn't a constant
2016-08-05 16:54:17 +08:00
04eccb93f0
plan: fix like empty pattern panic. ( #1449 )
2016-07-14 17:57:38 +08:00
4b3d15a1e1
plan: add the exact match in building like range
2016-07-01 11:45:47 +08:00
234d0be5de
*: Support build range, support betweenExpr, inExpr and likeExpr convert to scalarFunc ( #1344 )
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* *: support build range, support betweenExpr, inExpr and likeExpr convert
to scalarFunc
2016-06-27 20:30:16 +08:00
fcfc5a7a74
plan: Add constant expression to access conditions ( #1325 )
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* plan: add constant expression to access conditions
2016-06-17 11:18:44 +08:00
a4ce312d4b
*: Push down where in newTableScan ( #1320 )
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* *: tiny clean up
* *: push down where
2016-06-15 19:48:08 +08:00
e3597b6548
Add Datum.IsNull() fucntion ( #1298 )
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Add IsNull function for Datum to simplify null check.
2016-06-07 23:35:25 +08:00
a71005710f
plan: merge 'optimizer/plan' and 'optimizer' into one package. ( #1300 )
2016-06-07 20:49:05 +08:00
