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aa7ef9c464
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planner: fix wrong outer join elimination when join key is empty (#15894)
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2020-04-02 15:08:34 +08:00 |
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4eb9ca3d3f
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planner: push aggregation functions with distinct to cop (#15500)
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2020-04-01 20:49:14 +08:00 |
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21ee980e11
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*: Refine Explain's format. (#15507)
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2020-03-23 17:57:49 +08:00 |
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5282d089c7
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executor: support generated column on point get and batch point get (#15544)
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2020-03-23 14:21:35 +08:00 |
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7ceb49f5bc
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*: do not add extra locks for optimistic transactions (#15558)
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2020-03-23 09:19:30 +08:00 |
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20a19220a7
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planner: refactor memory table explain information and add explain interface for other extractors (#15377)
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2020-03-16 17:40:24 +08:00 |
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a999ef6981
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expression: support different expr push down for TiKV and TiFlash (#15174)
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2020-03-11 16:16:03 +08:00 |
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248be5bba5
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planner: push down Lock to PointGet and BatchPointGet (#15257)
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2020-03-11 13:58:32 +08:00 |
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183a9d585a
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*: update explain info of outer hash joins (#15247)
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2020-03-10 20:38:02 +08:00 |
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9e98f706ae
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planner, executor: support point get as a option of DataSource (#14775)
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2020-03-09 10:47:16 +08:00 |
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77dcdc546d
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*: Clear the name of some field in explain result. (#14958)
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2020-03-02 17:43:22 +08:00 |
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c1114b9724
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planner, executor: enable inline projection for index joins (#15004)
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2020-03-02 15:32:09 +08:00 |
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6d00e2169b
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planner: enable inline projection for hash join (#14783)
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2020-02-28 16:28:10 +08:00 |
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236352e98f
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*: show build and probe side for join and index lookup related operators in explain result (#14838)
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2020-02-26 17:12:09 +08:00 |
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dbcf5fbcc8
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planner: show cast type in EXPLAIN (#14942)
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2020-02-26 16:36:35 +08:00 |
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880a9b0374
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planner: fold constant in projection elimination and TopN push down (#14927)
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2020-02-25 20:34:30 +08:00 |
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dcdfd60c51
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planner: move flagPrunColumnsAgain to the last (#14791)
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2020-02-24 16:22:36 +08:00 |
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3399f4be31
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planner: distinguish FullScan and the RangeScan in explain/desc info (#14696)
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2020-02-24 15:23:06 +08:00 |
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a8415541f7
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planner: refine Cardinality to map (#14845)
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2020-02-21 16:19:11 +08:00 |
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b98c88c948
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infoschema/executor: support field expression in show index and related infoschema (#14400)
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2020-02-20 19:04:48 +08:00 |
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9543a0f4a6
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*: re-implement partition pruning for better performance (#14679)
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2020-02-14 19:18:49 +08:00 |
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6702d95fc0
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planner: prune columns again after predicate push down (#14683)
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2020-02-12 18:13:18 +08:00 |
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74e49085cf
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planner: make the read storage hint not force plan (#14644)
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2020-02-10 20:02:22 +08:00 |
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1d9ed45b37
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*: support virtual generate column substitute optimization (#14367)
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2020-02-10 16:01:05 +08:00 |
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a5c0d56275
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planner: enhance rule partition pruning (#14544)
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2020-01-20 11:56:51 +08:00 |
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74bc00dfa9
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Improve the performance of WindowExec by using multi-thread hash grouping (#14238)
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2020-01-16 21:04:16 +08:00 |
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0adab37467
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expression: open CAST string as real push down switcher (#14323)
Signed-off-by: Lonng <heng@lonng.org>
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2020-01-06 11:28:02 +08:00 |
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1437d7e65b
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expression: open push down switcher for part of CAST functions (#13837)
Signed-off-by: Lonng <heng@lonng.org>
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2020-01-02 11:43:43 +08:00 |
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ae106f2e3b
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executor: support IndexMergeReaderExecutor (#12305)
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2019-12-31 15:30:58 +08:00 |
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fe764a97a3
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*: only add union scan when dirty table is not empty (#14265)
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2019-12-31 13:20:27 +08:00 |
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f18abc980d
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planner: fix row count estimation for unique composite IndexScan of IndexJoin (#14167)
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2019-12-25 19:53:10 +08:00 |
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08be35d778
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planner: fix wrong stats for physical union scan (#14093)
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2019-12-19 10:37:16 +08:00 |
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02408dbd04
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planner: support cost model for Chunk encode format. (#13461)
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2019-12-18 15:47:16 +08:00 |
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9b7b2c0d50
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planner/core: fix bug when using generated column in aggregate statement (#14111)
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2019-12-18 14:46:47 +08:00 |
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54e3531d0b
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planner: TIDB_INLJ hint does not work for smaller left table (#14023)
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2019-12-17 20:05:48 +08:00 |
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493c07c439
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planner: correct row count estimation for inner child of index join (#13726)
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2019-12-12 17:06:05 +08:00 |
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c796205825
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planner: fix bug for logical rule outer join elimination (#13947)
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2019-12-10 15:56:26 +08:00 |
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64da4b583f
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planner/cascades: implement PreparePossibleProperties in cascades planner (#13910)
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2019-12-06 15:52:49 +08:00 |
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7b09a11f17
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planner,stats: don't re-calculate the index's ranges (#12856)
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2019-12-04 17:19:48 +08:00 |
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de862fc620
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planner: do not push keep descending order to tiflash (#13572)
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2019-12-02 13:44:28 +08:00 |
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e979cff6bb
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planner: add column mapping in explain result (#13640)
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2019-11-27 16:39:19 +08:00 |
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596fb64233
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planner: support a hint to force using a IndexMerge path (#12843)
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2019-11-27 15:44:25 +08:00 |
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96069cd749
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planner: reuse GroupBy Columns when build finalModeAgg (#13653)
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2019-11-21 13:53:37 +08:00 |
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889ad618cf
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planner: projection don't new unnecessary column (#13406)
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2019-11-20 13:58:38 +08:00 |
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2baaf1f048
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planner: support hint for IndexHashJoin and IndexMergeJoin (#13238)
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2019-11-13 21:21:04 +08:00 |
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aca3f47292
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*: Refactoring reading logic of virtual generate column (#12407)
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2019-11-13 17:39:53 +08:00 |
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dffc5152f2
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planner: freeze the output order of UPDATE's select (#13166)
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2019-11-11 23:09:21 +08:00 |
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413643e25a
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planner: support point get by _tidb_rowid (#13360)
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2019-11-11 19:37:29 +08:00 |
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4dcd7d7938
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planner: consider build hashtable using the outer side for outer join during plan building (#12883)
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2019-11-08 17:43:53 +08:00 |
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be128c6090
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Revert "expression: open CAST push down switcher default (#12652)" (#13264)
This reverts commit a7854936bf6771f1716b11ab11775672de2e143c.
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2019-11-08 15:52:25 +08:00 |
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