041dfd97c1
executor: evaluate subquery before executing outer query. ( #1133 )
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* executor: evaluate subquery before executing outer query.
So outer query can push down subquery values.
* evaluator: extract a function to evaluate subquery.
* evaluator: add comments on exported function.
2016-04-21 21:51:39 +08:00
b5fbabc05e
*: Remove plan.go/stmt.go/rset.go
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Move interface into ast and remove interfaces.
2016-03-01 13:53:48 +08:00
68eb8e567e
*: remove old code
2016-02-29 11:40:32 +08:00
64912c8597
*: Implement perfschema with MemoryTable
2016-02-29 10:28:30 +08:00
a4503d3514
*: Address comment
2016-02-02 10:19:47 +08:00
7dc4196837
*: Support subquery in new plan
2016-02-01 08:47:23 +08:00
dd5e520157
*: Refactor new plan work flow
2016-01-11 17:22:51 +08:00
9b17f3f319
executor: clean up.
2016-01-02 10:44:13 +08:00
3b926794f6
executor: fix build
2015-12-18 19:59:18 +08:00
c5fae25a60
optimizer: validates '?' is not allowed in non-prepare mode.
2015-12-18 19:40:45 +08:00
dcdb32dbde
plan. executor: support prepared statement.
2015-12-18 16:56:08 +08:00
429716fc37
optimizer, executor: address comment.
2015-12-07 16:16:34 +08:00
f3e62b87ec
optimizer: add static evaluator and range builder.
2015-11-24 20:44:12 +08:00
96ff5b0e25
executor: use index.
2015-11-24 14:16:27 +08:00
dc5565eb33
executor: use new plan for basic select.
2015-11-16 21:55:26 +08:00
69dc388d65
optimizer: define what kind of statement is supported to use new plan.
2015-11-16 13:24:15 +08:00
c01af56fc3
executor, optimizer: new executor and optimizer implementation
2015-11-13 23:24:10 +08:00
