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6e98d18e94
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planner: push down projection for tiflash (#21459)
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2021-01-07 11:41:44 +08:00 |
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4bfd10cec8
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planner: do not use indexMerge when the path only use a single index (#22168)
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2021-01-05 20:44:41 +08:00 |
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6742ed201d
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planner/core: fix a bug of adding enforcer. (#22086)
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2021-01-05 17:01:39 +08:00 |
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857e3da6eb
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planner: join reorder should not change the order of output columns (#16852)
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2020-12-31 14:51:14 +08:00 |
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f1805f3dee
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planner: avoid using index_merge when there are multiple table filters (#22122)
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2020-12-31 13:39:49 +08:00 |
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5e67a597cc
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planner, store/tikv, executor:Support shuffled hash join and refine codes (#20894)
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2020-12-28 15:14:15 +08:00 |
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5f3bb760d4
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planner: add plancodec id for all type TableScan/IndexScan. (#21935)
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2020-12-23 15:49:29 +08:00 |
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1f16f74bd9
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planner: add special partition pruner for list columns partition (#21577)
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2020-12-23 11:21:53 +08:00 |
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d44e123395
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planner: prevent agg push down if it is in the outer child of apply (#21902)
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2020-12-22 16:43:26 +08:00 |
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cf806f60e4
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util/ranger: convert range condition like x >= 2 and x <= 2 to point condition x = 2 (#21809)
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2020-12-22 14:07:54 +08:00 |
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f687ebd91c
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planner: fix correlated aggregates which should be evaluated in outer query (#21431)
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2020-12-18 14:51:35 +08:00 |
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003c42a2c7
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planner: bypass the DNF restriction if index merge hint is specified (#20799)
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2020-12-18 14:37:06 +08:00 |
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fd587c3552
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session: add a switch for index merge join (#21830)
Signed-off-by: lzmhhh123 <lzmhhh123@gmail.com>
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2020-12-18 11:05:05 +08:00 |
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d33b81b1ee
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planner: fix distinct push across projection when read partition table (#21060)
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2020-12-14 17:41:25 +08:00 |
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07b57065a8
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planner: make TestPreferRangeScan stable (#21657)
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2020-12-11 14:02:35 +08:00 |
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39d8fcc71b
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executor: fix value swapping and multi-updates in UPDATE statement (#20493)
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2020-12-10 15:48:02 +08:00 |
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7007bb543b
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planner: move partition prune test from expression pkg to planner/core pkg (#21587)
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2020-12-10 10:01:28 +08:00 |
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03f385de5f
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planner/core: use constant propagate before predicates push down (#21061)
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2020-12-08 16:32:32 +08:00 |
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550c2c0c10
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planner: natural join not consider rowid and null eq not propagate (#21328)
Signed-off-by: lzmhhh123 <lzmhhh123@gmail.com>
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2020-12-02 12:18:48 +08:00 |
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084e7190b8
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planner: fix unit test for tidb_opt_prefer_range_scan variable (#21294)
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
Co-authored-by: Yiding Cui <winoros@gmail.com>
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2020-11-25 19:56:16 +08:00 |
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8808a65d49
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planner: fix should not use point get plan (#21124)
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2020-11-24 11:54:54 +08:00 |
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ceddc106f0
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executor,planner/core,util/plancodec: extend executor.ShuffleExec and planner.core.PhysicalShuffle to support multiple data sources (#20942)
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2020-11-24 10:59:03 +08:00 |
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38bbb0dd21
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planner: ban (index) merge join heuristically when convert eq cond to other cond (#21138)
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2020-11-19 17:17:53 +08:00 |
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a426a0e5ff
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planner: disallow multi-updates on primary key (#20603)
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2020-11-17 18:33:53 +08:00 |
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f72cec77b6
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*: support SQL bind for Update / Delete / Insert / Replace (#20686)
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2020-11-17 15:19:04 +08:00 |
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41786cb976
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*: seperate hash keys from join keys in IndexJoin (#20761)
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2020-11-16 16:24:51 +08:00 |
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5aada1f4ef
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planner: add unit test for tidb_opt_prefer_range_scan variable (#20672)
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2020-11-13 17:53:34 +08:00 |
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1804f4c53a
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planner: generate proper hint for IndexHashJoin / IndexMergeJoin (#20992)
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2020-11-12 17:28:54 +08:00 |
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5a14eb592c
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planner: fix index merge doesn't take effect when using prefix key (#20425)
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2020-11-12 12:25:53 +08:00 |
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a338e35932
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expression: fix wrong inferred type for sum and avg (#20926)
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2020-11-11 14:10:34 +08:00 |
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3e306aeae0
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planner: don't push down topN above outer join when topN refer scalar subquery expression (#20099)
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2020-11-09 11:42:32 +08:00 |
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76c1d28af9
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planner: support complex join in broadcast join (#20196)
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2020-11-05 16:29:35 +08:00 |
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a53c1d05b1
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expression: Support some cast functions push down to TiFlash (#20787)
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2020-11-04 15:21:01 +08:00 |
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a2e1aff6e5
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*:Fix the bug of consistent plan but inconsistent plan digest (#20660)
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2020-11-02 19:36:55 +08:00 |
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ff428983e0
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planner: estimate cardinality of agg / join by GroupNDV (#18058)
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2020-10-27 11:09:57 +08:00 |
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66b241e440
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planner: correlated column with unique constraint can help to eliminate MaxOneRow (#20259)
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2020-10-22 17:02:28 +08:00 |
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4501f6d7ab
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planner, executor: enable inline projection for Limit (#20288)
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2020-10-19 10:55:13 +08:00 |
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3ceceece2a
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planner: choose index with larger NDV on join keys for IndexJoin (#20250)
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2020-10-13 11:05:04 +08:00 |
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ced01b2333
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planner: estimate index row count using extended correlation stats (#20160)
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2020-10-12 15:52:52 +08:00 |
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462a53f79a
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expression: utilize the flag of column arguments to simplify expressions (#20149)
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2020-10-09 14:43:11 +08:00 |
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b565ee0546
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planner: prune duplicate expr in sort (#20325)
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2020-10-02 23:38:29 +08:00 |
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170e2fec92
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*: collect multiple partitions and store in tidb (part II) (#19899)
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2020-09-29 21:25:56 +08:00 |
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421e87c5f1
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planner: improve index merge row count estimation (#19040)
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2020-09-27 18:06:36 +08:00 |
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aceecf0732
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executor: support new aggregate funtion APPROX_PERCENTILE (#19799)
Signed-off-by: leiysky <leiysky@outlook.com>
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2020-09-24 15:59:38 +08:00 |
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fd0299f58e
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*: remove simple rewriter (#19828)
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2020-09-23 12:17:53 +08:00 |
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151ef8492b
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statistics: prioritize low selectivity indexes in the greedy search procedure of Selectivity() (#20038)
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2020-09-22 19:17:42 +08:00 |
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0684dba6c8
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util/ranger: extract multi-column DNF conditions as access conditions (#19211)
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2020-09-17 20:08:34 +08:00 |
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ac844a7162
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planner: fix bug of plan digest is same when cop task store is different (#20054)
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2020-09-17 19:55:28 +08:00 |
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31bd7d8b3d
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planner: rename optimizer hint TOPN_TO_COP() to LIMIT_TO_COP() (#20022)
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2020-09-17 14:23:23 +08:00 |
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4b7c5db8ab
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planner: add cluster index in explain info of point get plan (#19867)
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2020-09-16 12:23:09 +08:00 |
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