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1342cba5fe
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planner: set windowClause only in WindowFuncExpr (#11956)
* fix window
* tweak
* move test
* use filelist
* add explain test
* fix test
* fix
* fix
* fix test
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2019-09-25 16:00:17 +08:00 |
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1fe9773726
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planner: introduce an individual physical plan for indexNestedLoopHashJoin (#12139)
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2019-09-24 21:18:45 +08:00 |
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8179558274
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planner, executor: push limit down into IndexLookUpReader executor (#12262)
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2019-09-24 14:16:16 +08:00 |
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e086686ede
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*: tidy code,make code more go style. (#12300)
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2019-09-23 21:24:10 +08:00 |
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3eaa4d3012
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planner: tiny code refine for contructIndexJoin (#12254)
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2019-09-23 11:58:45 +08:00 |
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8261a41223
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planner: make every plan explainable (#12183)
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2019-09-18 22:49:07 +08:00 |
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da6a7bdcab
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planner: explain a physicalPlan with IndexMerge in "dot" format (#12248)
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2019-09-18 16:06:15 +08:00 |
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96d4b1fe3c
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planner: display cop tasks when explain format is "dot" (#12225)
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2019-09-18 14:19:45 +08:00 |
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e2b1f7eff8
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expression: change the String() method of expression.Column (#12089)
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2019-09-16 14:30:22 +08:00 |
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65edb2d83d
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planner: generate physical plan for IndexMergePath (#11245)
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2019-09-12 14:06:45 +08:00 |
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836d5f7b58
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planner/core: support generate hints from physical plan (#11936)
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2019-09-11 17:53:29 +08:00 |
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f2adf1df53
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planner: improve row count estimation of IndexJoin's inner scan (#12085)
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2019-09-11 17:10:46 +08:00 |
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2307338ae7
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planner: generate index path as candidate when it is a single scan (#12022)
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2019-09-09 19:13:41 +08:00 |
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bb5bfa4bd7
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planner: consider agg func type in cost model (#12038)
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2019-09-09 17:44:41 +08:00 |
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e0b8267d95
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planner: use *expression.Column instead of *IndexColumn (#11894)
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2019-09-05 15:24:33 +08:00 |
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845061351d
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planner: support index_lookup_merge_join in physical plan. (#11338)
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2019-09-04 13:46:05 +08:00 |
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7372dcd6d2
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Planner:eliminate redundant projection (#11920)
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2019-09-02 20:16:35 +08:00 |
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2a155f4eaf
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planner: use ExtraHandleColumn as PK when generating TablePath (#11959)
* use ExtraHandleColumn as PK
* fix fmt
* move unittest to explaintest
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2019-09-02 17:03:06 +08:00 |
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b239f2f04d
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planner: split avg to count and sum for TableReader cop task (#11926)
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2019-09-02 16:16:05 +08:00 |
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dc1f8ff031
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planner: don't prune sleep function in LogicalProjection (#11927)
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2019-08-30 16:35:06 +08:00 |
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fc739762c3
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executor: refine the usage of expression blacklist (#11940)
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2019-08-30 13:29:22 +08:00 |
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90f3148ba5
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planner: eliminate top level Sort in subquery (#11935)
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2019-08-30 11:01:48 +09:00 |
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39f83c1220
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planner: support predicate pushdown for Window (#11915)
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2019-08-29 14:23:36 +08:00 |
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c59933323a
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expression: fix constItem() and column-pruning in order by clause (#11839)
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2019-08-28 16:59:35 +08:00 |
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cc04cd9e3c
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planner: add index optimizer hint (#11746)
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2019-08-23 18:27:46 +08:00 |
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0ff5b50c15
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planner: remove unnecessary first_row() functions (#11723)
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2019-08-23 14:02:40 +08:00 |
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bd33771efa
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planner: fix incorrect table name in explain information (#11780)
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2019-08-20 10:32:18 +08:00 |
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69c0c3b1e8
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Planner: Avoid injecting redundant projection below LogicalJoin (#11662)
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2019-08-19 10:55:46 +08:00 |
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2009741d57
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planner: increase default concurrency factor of cost computing (#11752)
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2019-08-16 17:37:16 +08:00 |
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8a161721f1
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planner, expression: remove TblID2Handle from Schema (#11152)
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2019-08-16 13:02:16 +08:00 |
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103cbcd5c5
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planner: rewrite in as eq when the rhs list has only one item
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2019-08-16 11:07:59 +08:00 |
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9f01c7b497
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ddl: handle index key type in CreateIndex
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2019-08-16 00:00:29 +08:00 |
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e08e9391dd
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planner: "for update" should not work in a single autocommit statement (#11715)
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2019-08-13 19:30:27 +08:00 |
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6d51ad33fd
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*: Optimize struct memory usage by adjust field order (#11629)
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2019-08-13 17:20:53 +08:00 |
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4995fe741e
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planner/core: check the window func arg first before checking window specs (#11613)
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2019-08-10 16:22:45 +08:00 |
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fe038642e5
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*: refactor cost model formulas and constants (#10581)
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2019-08-07 17:44:09 +08:00 |
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a530f87db7
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planner: add aggregation hints TIDB_HASHAGG and TIDB_STREAMAGG (#11364)
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2019-08-07 10:51:34 +08:00 |
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829ba98907
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expression: remove the NotNullFlag for aggregation func MAX/MIN when inferring type (#11343)
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2019-08-05 17:41:40 +08:00 |
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03bb8d7818
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stats: convert small range to points in selectivity (#11524)
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2019-08-05 10:45:51 +08:00 |
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b17848b880
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stats: fix estimation for time equal conditions (#11511)
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2019-07-29 19:56:50 +08:00 |
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b97c0434db
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executor: show CARTESIAN Join explicitly in the results of Explain (#11415)
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2019-07-24 16:57:51 +08:00 |
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f8912049f5
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*:add opt_rule_blacklist in mysql tables. (#11096)
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2019-07-24 13:36:29 +08:00 |
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3a1ba358a4
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planner: fix bugs and make it more effective in outer join eli… (#11160)
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2019-07-23 13:13:05 +08:00 |
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3847ec8466
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planner: fix a corner case in column pruning rule (#10974)
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2019-07-01 12:52:55 +08:00 |
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0d984d8ffc
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executor: locks key in point get executor for pessimistic transaction (#10972)
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2019-06-28 14:06:43 +08:00 |
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d244723a5e
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executor: remove unused structure RecordBatch (#10891)
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2019-06-26 15:26:16 +08:00 |
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c59028a2b5
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*: let baseFuncDesc.typeInfer return error instead of panic (#10910)
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2019-06-24 13:09:14 +08:00 |
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04cd877967
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session, sessionctx: add unit test for sessionctx, session (#10763)
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2019-06-18 15:09:13 +08:00 |
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fbf58fc9b5
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planner: fix wrong selectivity for inner selection in index join (#10633)
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2019-06-12 12:50:14 +08:00 |
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3760c63dab
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planner: propagate more possible props to enlarge search space (#10548)
|
2019-06-10 17:48:53 +08:00 |
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