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b4eee287af
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*: extract topn out of histogram correctly (#21007)
Co-authored-by: Yuanjia Zhang <zhangyuanjia@pingcap.com>
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2020-12-10 17:05:39 +08:00 |
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b3f0f3cb74
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Revert "statistics: introduce an interface for StatsCache (#20091)" (#21583)
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2020-12-09 14:08:47 +08:00 |
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fc37586491
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*: refactor function ExecRestrictedSQLWithContext to fix a DATA RACE (#21461)
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2020-12-04 14:28:38 +08:00 |
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554bae75f0
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statistics: introduce an interface for StatsCache (#20091)
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2020-12-02 17:18:42 +08:00 |
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583cbd265b
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statistics: store the topn by slice instead of map (#20818)
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2020-11-06 15:39:33 +08:00 |
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c2e3b0a6ad
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statistics: decouple TopN from CMSKetch (#20572)
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2020-10-28 15:16:42 +08:00 |
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99d1163cbc
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*: use ID instead of NAME in mysql.schema_index_usage (#20589)
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2020-10-23 14:42:29 +08:00 |
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bdb6c49600
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*: collect index usage information from point get and dump them to KV (#20126)
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2020-10-16 16:17:34 +08:00 |
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cd16de894b
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*: introduce LRUCache with limited memory for statistics (#18788)
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2020-10-15 17:36:21 +08:00 |
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dcefa58035
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*: use global stats & make ddl/feedback/show/export works(part III) (#20271)
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2020-10-14 16:11:33 +08:00 |
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35cba465e2
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statistics: fix an unsafe lock operation and adjust some logging levels (#20381)
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2020-10-13 15:58:44 +08:00 |
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6342fa6a50
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ddl: fix corrupted default value for bit type column (#18036)
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2020-10-04 12:59:40 +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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0528a1f12f
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*: handle the to-do item of rebuilding ReorgInfo key when executing modify/change column (#19866)
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2020-09-27 08:34:36 +08:00 |
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c303b05760
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statistics: support dump/load/gc extended statistics (#19260)
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2020-09-22 19:13:38 +08:00 |
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411eba618c
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statistics: update stats per table in the pipeline (#19370)
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2020-09-15 19:53:08 +08:00 |
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2a3a5ab076
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*: disable new partition prune in master distribution (#19911)
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2020-09-14 16:26:54 +08:00 |
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716f762d5d
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statistics: reduce HandleAutoAnalyze memory usage (#19837)
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2020-09-12 10:54:27 +08:00 |
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2836011470
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executor, planner: refactor analyze tableID to analyzeTableID & add CanRuntimePrune (#19846)
* executor, planner: refactor analyze tableID to analyzeTableID
* *: add util to help decide whether use new runtime prune partition executor
* address comments
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2020-09-08 23:49:39 +08:00 |
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8fe2a0b5d8
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statistics: drop stats should delete topn (#18160)
* statistics: drop stats should delete topn
* add rest
* fix test
* fix test
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2020-08-26 14:15:51 +08:00 |
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a2e2ce6339
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*: use int instead of fmt.Stringer as executor id (#19207)
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2020-08-19 13:39:31 +08:00 |
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43a9d77965
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*: compute and save correlation extended statistics in ANALYZE (#19134)
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2020-08-18 10:56:40 +08:00 |
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c5c7bf87bb
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*: support CREATE / DROP / ADMIN RELOAD STATISTICS (#18880)
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2020-08-11 17:27:48 +08:00 |
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76c86a86e5
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statistics: fix memtracker test (#19008)
* fix memtracker test
* fix timeout
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2020-08-11 13:36:17 +08:00 |
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3df573d2fc
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planner,executor: use new table partition implementation and fix CI (#18981)
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2020-08-06 17:50:40 +08:00 |
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aeee1524e4
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planner: fix the inappropriate heuristic rule to estimate the EQ selectivity when out of range (#18543)
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2020-08-05 14:11:06 +08:00 |
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beaafce2a5
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statistics:enable memtracker for table statisitic (#18685)
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2020-07-23 16:13:34 +08:00 |
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a99fdc098c
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statistics: ease the impact of stats feedback on cluster (#15503)
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2020-07-08 19:53:04 +08:00 |
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c98514e751
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executor: unify executor concurrency (#16999)
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2020-06-22 17:39:32 +08:00 |
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b05327509c
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session/statistics: discard feedbacks from delete / update (#17452)
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2020-06-08 14:34:58 +08:00 |
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ac30f5322e
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mockstore: introducing embedded unistore (#17156)
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2020-05-18 17:28:44 +08:00 |
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c2538facc9
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ddl: Support the operation of adding multi-columns (#15540)
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2020-04-08 13:22:25 +08:00 |
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2846f5c5ba
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statistics: fix panic when getStatsReader fail (#15651)
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2020-03-26 13:16:17 +08:00 |
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55b3e1110c
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*: reduce the allocation caused by Datum.Copy (#15219)
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2020-03-09 17:38:46 +08:00 |
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a7bdb82402
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*: Reduce memory operations by simply passing size hint to make (#14922)
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2020-02-25 15:44:36 +08:00 |
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4755a9b9ef
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util: revert util/mathutil (#14744)
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2020-02-13 11:33:04 +08:00 |
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79eaa967bb
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ddl, stats: handle add/trunctate partition events (#14500)
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2020-01-22 17:44:22 +08:00 |
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253a81e64f
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stats: fix panic when init stats for cm sketch (#14421)
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2020-01-14 14:22:21 +08:00 |
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d006443194
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type: encapsulate Time API (#14288)
|
2019-12-31 12:41:09 +08:00 |
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8cbacf0d7c
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wasm: fix compile error for wasm (#14160)
Signed-off-by: 5kbpers <tangminghua@pingcap.com>
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2019-12-23 15:17:46 +08:00 |
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510c36d4cb
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planner: fix a bug for chunk cost model. (#14144)
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2019-12-22 09:15:16 +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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0fe96bc864
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stats: remove the lower bound of auto analyze ratio (#13995)
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2019-12-10 16:52:25 +08:00 |
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7de620055d
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expression: support expression reverse evaluation framework (#13738)
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2019-12-05 11:50:09 +08:00 |
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5a589c9994
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planner: consider disk cost in hashJoin (#13246)
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2019-12-03 13:43:19 +08:00 |
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230b0379cc
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statistics: refactor the code (#13788)
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2019-12-02 10:53:22 +08:00 |
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518692c14c
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bindinfo: support evolve plan (#13465)
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2019-11-22 17:09:37 +08:00 |
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876da07be5
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stats: fix data race when updating stats cache (#13647)
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2019-11-22 15:28:37 +08:00 |
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5069939d74
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stats: specially handle unqiue key when estimate (#13354)
|
2019-11-11 17:52:30 +08:00 |
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f9be8ebf85
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*: make log_level working for gotest (#13258)
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2019-11-08 14:44:39 +08:00 |
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