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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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ceec9d9c63
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*: fix the estimation error on normal column when collation enabled (#18104)
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2020-07-01 17:11:51 +08:00 |
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06e73a56cc
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*: compatible with Go 1.14's checkptr (#18189)
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2020-06-24 13:04:47 +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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60dbf2b119
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planner: rename table path to IntHandlePath (#17962)
Co-authored-by: lysu <sulifx@gmail.com>
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2020-06-15 11:00:20 +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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94a722e2df
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statistics: improve estimation for index equal condition (#17366)
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2020-06-03 08:32:17 +08:00 |
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d3f1a7a689
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statistics: avoid large CMSketch affecting the latency of normal query (#17542)
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2020-06-01 10:31:48 +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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4e6e933f6a
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statistics: fix wrong hash which misses hit by query topn (#16606)
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2020-04-24 17:04:12 +08:00 |
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62e4d588a8
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Makefile: add unconvert to inspect unnecessary type convert (#16549)
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2020-04-22 23:01:59 +08:00 |
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c561d5aa99
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*: remove useless conversions and omit some types (#16262)
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2020-04-10 00:23:06 +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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cc24101d97
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statistics: fix repetitive selectivity accounting and stabilify the result (#15536)
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2020-04-03 15:50:09 +08:00 |
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312891bae1
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statistics: fix panic when merge topn (#15845)
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2020-04-01 16:39:29 +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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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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81165343f2
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*: fix data race caused by analyzeStatus. (#15526)
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2020-03-21 16:49:31 +08:00 |
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e382f5b5c4
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executor: fix AnalyzeStatus unit test data race (#15481)
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2020-03-19 14:30:23 +08:00 |
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d9406058ac
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*: update memdb to use new fast random util (#15218)
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2020-03-10 14:24:32 +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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ae86ae32e1
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*: replace global mutex random with lock-free FastRand function. (#15213)
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2020-03-09 12:32:46 +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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41142266b2
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*: use SetString() for string instead of SetBytes() (#14989)
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2020-03-02 15:48:10 +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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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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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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5a9f2fa5ab
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server, tikv: enable unit test run parallel and add parallel f… (#14296)
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2020-01-09 15:12:45 +08:00 |
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4dfbb14c51
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*: tidy code && prealloc some slice for performance (#13468)
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2020-01-02 17:26:10 +08:00 |
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d006443194
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type: encapsulate Time API (#14288)
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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)
|
2019-12-22 09:15:16 +08:00 |
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1d60894c96
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ddl: add index progress metric (#14055)
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2019-12-20 21:50:43 +08:00 |
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02408dbd04
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planner: support cost model for Chunk encode format. (#13461)
|
2019-12-18 15:47:16 +08:00 |
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438d39ebcd
|
*: revert #10124 and remove sql mode PadCharToFullLength (#14007)
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2019-12-17 15:25:06 +08:00 |
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2c6f4468a0
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statistics: fix row count estimation of unique composite index (#14076)
|
2019-12-16 19:05:13 +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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7b09a11f17
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planner,stats: don't re-calculate the index's ranges (#12856)
|
2019-12-04 17:19:48 +08:00 |
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5a589c9994
|
planner: consider disk cost in hashJoin (#13246)
|
2019-12-03 13:43:19 +08:00 |
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230b0379cc
|
statistics: refactor the code (#13788)
|
2019-12-02 10:53:22 +08:00 |
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b0e8e0764d
|
*: fix staticcheck errors in folder statistics (#13776)
|
2019-11-28 12:31:21 +08:00 |
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e979cff6bb
|
planner: add column mapping in explain result (#13640)
|
2019-11-27 16:39:19 +08:00 |
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518692c14c
|
bindinfo: support evolve plan (#13465)
|
2019-11-22 17:09:37 +08:00 |
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876da07be5
|
stats: fix data race when updating stats cache (#13647)
|
2019-11-22 15:28:37 +08:00 |
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4afbf001ea
|
stats: fix merge cm sketch panic (#13391)
|
2019-11-12 16:44:59 +08:00 |
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5069939d74
|
stats: specially handle unqiue key when estimate (#13354)
|
2019-11-11 17:52:30 +08:00 |
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