e4ac5301ce
remove useless code. ( #1609 )
2016-08-20 16:00:20 +08:00
db4cdcfaec
parser: reduce memory allocation ( #1408 )
2016-07-07 16:42:30 +08:00
921677399e
Hanfei/apply ( #1318 )
...
add apply operator.
2016-06-15 15:23:05 +08:00
9ec42dbc4c
*: Tiny clean up ( #1303 )
...
* *: rename DbName to DBName and fix plan shadows.
2016-06-08 16:33:41 +08:00
a71005710f
plan: merge 'optimizer/plan' and 'optimizer' into one package. ( #1300 )
2016-06-07 20:49:05 +08:00
10359b0052
rewrite executor. ( #1294 )
...
* rewrite executor.
2016-06-07 20:32:15 +08:00
041dfd97c1
executor: evaluate subquery before executing outer query. ( #1133 )
...
* 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
c26dfd54e4
executor: Change interface to datum in executor. ( #1103 )
...
Change interface to datum in executor.
2016-04-20 09:52:23 +08:00
bebacf4f3a
evaluator: just one time eval ( #1062 )
...
* evaluator: just one time eval
2016-04-12 12:34:27 +08:00
043ebd5ec8
*: Refactor package organization
...
1. Move evaluator from optimizer to root dir.
2. Move builtin from expression to evaluator.
3. Remove expression package.
2016-03-02 13:48:22 +08:00
b5fbabc05e
*: Remove plan.go/stmt.go/rset.go
...
Move interface into ast and remove interfaces.
2016-03-01 13:53:48 +08:00
64912c8597
*: Implement perfschema with MemoryTable
2016-02-29 10:28:30 +08:00
7dc4196837
*: Support subquery in new plan
2016-02-01 08:47:23 +08:00
9b17f3f319
executor: clean up.
2016-01-02 10:44:13 +08:00
bfd188d844
parser: remove YYParse function, use Parse and ParseOne instead.
2015-12-23 18:25:28 +08:00
2d7a105745
*: address comment
2015-12-23 14:52:45 +08:00
bca6bbdafe
executor: address comment.
2015-12-22 13:37:19 +08:00
06a0f05747
optimizer: fix field name, executor: do optimizer.Prepare only if supported.
2015-12-18 16:56:08 +08:00
dcdb32dbde
plan. executor: support prepared statement.
2015-12-18 16:56:08 +08:00
