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8842bbcde2
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statistics: merge partition-level TopN to global-level TopN (#22433)
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2021-02-19 19:05:58 +08:00 |
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99d0b22f04
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session, util: update session to use new APIs (#22652)
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2021-02-19 13:10:30 +08:00 |
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59ccb29508
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statistics: merge the partition-level histograms to a global-level histogram (#22603)
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2021-02-19 11:08:04 +08:00 |
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27db39b480
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*: use CLUSTERED and NONCLUSTERED to control primary key type (#22409)
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2021-02-05 20:41:41 +08:00 |
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2d717c12b3
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statistics: merge the partition-level stats to global-level stats (#22667)
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2021-02-05 11:42:41 +08:00 |
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9a2997facb
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statistics,executor: fix some unit tests that run twice (#22705)
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2021-02-05 11:27:11 +08:00 |
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343c412531
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planner, executor, statistics: add tests for version 2 and fix bugs (#22461)
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2021-02-04 15:52:30 +08:00 |
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17a65ab98b
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statistics: refactor the statistics package use the RestrictedSQLExecutor API (#22636)
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2021-02-03 13:28:57 +08:00 |
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109ad45303
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statistics: fix bug when bootstrap version 2 stats (#22608)
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2021-02-01 11:18:44 +08:00 |
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7f53f840fe
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statistics: add tests for version 2 stats and fix bug (#22564)
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2021-01-27 19:42:01 +08:00 |
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f22ec62dd0
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statistics: fix panic occurs when stats cache inconsistency (#22465)
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2021-01-27 16:41:07 +08:00 |
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05d995d73d
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statistics: add more tests about ver2-stats (#22457)
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2021-01-26 20:59:18 +08:00 |
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0aa476034a
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go.mod, statistics, planner: replace TIDB_STATS with STATS_EXTENDED (#22492)
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2021-01-25 21:18:07 +08:00 |
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8d2ab4ef7a
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statistics: fix inaccurate row count estimation caused by cross validation using invalid column stats (#22479)
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2021-01-22 17:42:37 +08:00 |
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d0ca720a5f
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*: support ALTER TABLE ADD / DROP TIDB_STATS (#22127)
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2021-01-14 15:28:28 +08:00 |
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3dd842f50a
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statistics: add bucket ndv for index histogram (#20580)
Co-authored-by: Yuanjia Zhang <zhangyuanjia@pingcap.com>
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2021-01-13 18:24:21 +08:00 |
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27a9b3e8f6
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statistics: fix stack overflow when use DNF expr immediately after add column (#22169)
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2021-01-06 12:08:10 +08:00 |
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4a4acbe5fd
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statistics: GC index usage information (#21014)
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2021-01-05 15:02:19 +08:00 |
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76054200b6
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statistics: redesign the schema for mysql.stats_extended (#22033)
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
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2021-01-04 17:57:24 +08:00 |
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0ddf74b19d
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statistics: no more counting feedback if it is invalid (#21712)
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2021-01-04 16:22:45 +08:00 |
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27071f14d7
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session/bootstrap: disable clustered index by default (#21777)
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2020-12-25 15:44:07 +08:00 |
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092a01a0a4
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statistics, executor: refactor statistics on columns (#21817)
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2020-12-24 13:56:30 +08:00 |
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3cbfec31d9
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*: add a switch for extended stats to disable the feature by default (#21716)
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2020-12-15 18:27:23 +08:00 |
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5acff8de7a
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*: Revert "#19008" and "#18788" (#21599)
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2020-12-14 15:06:35 +08:00 |
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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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28c9e9290b
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*: gocritic fixes for commentFormatting (#21578)
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2020-12-09 12:03:17 +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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5131514ebb
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statistics: fix a bug which causes panic when using the clustered index and the new collation (#21379)
Signed-off-by: wjhuang2016 <huangwenjun1997@gmail.com>
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2020-12-01 14:08:41 +08:00 |
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0cddd8b7fb
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statistics: fix the panic when analyze with collation enabled (#21262)
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2020-11-25 20:10:20 +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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152b60ebe4
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session: increase cm_sketch column max length to 6291456(6MB) (#20152)
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2020-11-02 15:21:25 +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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fd84a91895
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ddl, tikv: add delay during AddIndex DDL and remove schema check for async commit (#20550)
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2020-10-28 11:48:34 +08:00 |
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f41880a4d0
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statistics: improve row count estimation of multi-column equal conditions by cross validation (#20264)
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2020-10-27 20:10:27 +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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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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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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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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3903c6b8b5
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statistics: fix the display of bounds for indexes with date/time columns. (#19961)
|
2020-09-17 19:01:26 +08:00 |
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6f0aa2a96f
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util/ranger: fix infinite recursion when using _tidb_rowid in DNF cond (#19993)
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2020-09-17 10:57:38 +08:00 |
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4b7c5db8ab
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planner: add cluster index in explain info of point get plan (#19867)
|
2020-09-16 12:23:09 +08:00 |
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