73f1fa9144
expression: implement functionClass and builtinFunction for some funcs. ( #2384 )
2017-01-04 21:12:49 +08:00
6d1df4f552
expression: implement functionClass and builtinFunction for info funcs. ( #2385 )
2017-01-04 18:52:54 +08:00
8a03344d05
*: deprecate DateArithInterval ( #2368 )
2017-01-04 11:42:59 +08:00
042280e1bf
expression: add baseFunctionClass ( #2361 )
2017-01-03 11:21:14 +08:00
235a7979b9
sessionctx/varsutil: refactor system variable ( #2359 )
...
Make varsutil package manage all the system variable get and set method.
2017-01-03 11:15:50 +08:00
27f5f287f7
expression: move types.helper to expression pkg. ( #2371 )
2017-01-02 10:50:41 +08:00
45e841b663
expression: move some funcs out of builtin_other. ( #2362 )
2016-12-31 23:15:57 +08:00
f0fbe16e18
add support for the LEAST function ( #2360 )
2016-12-31 22:37:43 +08:00
42dd3c8759
expression: fix shadow warning ( #2354 )
2016-12-30 11:56:14 +08:00
c99cdaaa30
*: parser support crc32 conv bit_xor ( #2347 )
...
*: parser support crc32 conv bit_xor
2016-12-29 20:49:12 +08:00
7d9944f01c
*: add builtin func interface. ( #2344 )
2016-12-29 19:41:46 +08:00
a28ab3eb73
*: add GetArgs interface ( #2343 )
2016-12-29 19:10:01 +08:00
7c87b92468
*: Use standard error code/message for incorrect function argument count error ( #2335 )
...
* *: Use standard error code/message for incorrect fuction argument count
error
2016-12-28 14:57:39 +08:00
5f96f67cbc
*: change schema from []*Column to struct ( #2321 )
2016-12-27 14:02:19 +08:00
453a95ce8c
*: merge packages of evaluator and expression. ( #2322 )
2016-12-26 12:35:29 +08:00
26e5c0c867
*: move evaluator's helper to expression package. ( #2291 )
2016-12-23 11:34:52 +08:00
a89fa8a8d3
*: refact insert logic ( #2252 )
2016-12-20 17:38:23 +08:00
507201bd12
plan, expression: add test and remove useless code ( #2271 )
...
* plan: add test for logical_plan_builder
* plan: add test in logical_plan_test
* plan: add test and remove useless code
* plan, expression: move test from plan to expression
Move test for constantFolding and constantPropagation from
plan to expression
* plan: remove useless test
* expression: add test
* expression: address comment
2016-12-19 14:04:00 +08:00
35edefb757
*: rewrite the logic of set. ( #2223 )
2016-12-12 17:54:16 +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
0b828d46f8
*: add context in baseplan, extract constant folder. ( #2135 )
2016-12-01 00:17:55 +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
f0db619009
*: refactor constant propagation. ( #2087 )
2016-11-27 16:21:12 +08:00
b19cc75a94
mysql, types: move MyDecimal and Time from 'mysql' to 'types' package. ( #2082 )
...
So we don't need to handle sql mode in 'mysql' package, avoid potential dependency cycle.
2016-11-24 10:50:31 +08:00
3683d5f950
plan & expression: split the logic of column pruning and indices resolving. ( #2051 )
2016-11-23 18:01:27 +08:00
7e041d2cba
expression: let first_row get the first value no matter if it's null ( #2057 )
2016-11-22 16:07:14 +08:00
fdb74960a4
add a new expression type: Correlated Column. ( #1973 )
2016-11-17 12:42:12 +08:00
e17644716d
refactor show clause. ( #1940 )
2016-11-10 11:14:37 +08:00
76f420595b
*:support aggregate function push cross outer join. ( #1899 )
2016-11-01 17:59:12 +08:00
d3279072b7
*: support explain aggregation query. ( #1901 )
2016-10-31 15:33:59 +08:00
82971c4779
plan: support aggregation push down. ( #1886 )
2016-10-31 01:17:21 +08:00
0d49936ef9
expression: fix a bug when checking whether two aggregation functions are same. ( #1852 )
2016-10-20 19:53:09 +08:00
406c5c4094
*: support common aggregation functions elimination. ( #1843 )
2016-10-20 15:58:34 +08:00
b8994bb139
*: Support stream aggregation. ( #1735 )
...
* *: Support stream aggregation.
2016-09-20 17:14:31 +08:00
648bee53b2
add stream agg executor. ( #1730 )
2016-09-18 12:49:57 +08:00
5caa0f5e29
decide push down conditions during plan building phase. ( #1731 )
2016-09-18 10:35:52 +08:00
b99521846f
*: Make golint work and happy. ( #1721 )
2016-09-13 18:11:47 +08:00
6b8e1cdd0a
support constant propagation ( #1652 )
2016-09-07 17:30:24 +08:00
f2d8b3c108
remove New*** from variable name. ( #1644 )
2016-08-29 10:18:45 +08:00
e33587ed47
support explain ( #1632 )
2016-08-26 11:19:23 +08:00
e31b281ee7
*: use new MyDecimal implementation. ( #1611 )
2016-08-22 20:24:39 +08:00
6e878144e5
support UPDATE and DELETE in new plan ( #1582 )
2016-08-19 14:35:39 +08:00
acbfe2394f
add arguments buffer to avoid making new slice frequently. ( #1539 )
2016-08-02 17:20:11 +08:00
da6ceb949b
add constant folding ( #1534 )
2016-08-02 15:45:58 +08:00
9574322317
support join reorder. ( #1522 )
2016-08-01 15:57:47 +08:00
2b4acb0caf
support cbo ( #1498 )
2016-07-27 11:10:52 +08:00
f5a6c962b5
*: Change ctx.Value from interface{} to Datum ( #1494 )
2016-07-25 10:42:54 +08:00
432df5458b
*: aggregate related code cleanup ( #1488 )
2016-07-23 14:29:52 +08:00
c66576ba05
Support aggregate push down in new executor ( #1483 )
...
Support aggregate push down for NewXSeelctTableExec.
2016-07-22 13:15:41 +08:00
883021fbb4
*: tiny clean up ( #1425 )
2016-07-11 18:03:59 +08:00
