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073ab9b6a3
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*: refactor RestrictedSQLExecutor (#11904)
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2019-08-28 19:17:19 +08:00 |
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ab8346e911
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stats: limit the number of top-n items (#11906)
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2019-08-28 17:23:08 +08:00 |
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adb3071c90
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*: refine the attribute definition of types.Time and types.Dur… (#11672)
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2019-08-14 11:30:40 +08:00 |
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6d51ad33fd
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*: Optimize struct memory usage by adjust field order (#11629)
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2019-08-13 17:20:53 +08:00 |
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d51a3e067e
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planner: use HistColl containing all columns for row width estimation (#11689)
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2019-08-09 17:00:33 +08:00 |
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fe038642e5
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*: refactor cost model formulas and constants (#10581)
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2019-08-07 17:44:09 +08:00 |
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6dbc8cf651
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statistics: the overflow check is not correct in `0-Math.MinIn… (#11611)
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2019-08-05 16:46:31 +08:00 |
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03bb8d7818
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stats: convert small range to points in selectivity (#11524)
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2019-08-05 10:45:51 +08:00 |
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b17848b880
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stats: fix estimation for time equal conditions (#11511)
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2019-07-29 19:56:50 +08:00 |
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0668cae665
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executor, stats: extract topn from cm sketch (#11409)
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2019-07-29 19:05:19 +08:00 |
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af15f725b5
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stats: handle feedback updates for topn items (#11434)
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2019-07-29 17:21:08 +08:00 |
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bd419c8fdb
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stats: fix panic when dump pseudo columns (#11430)
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2019-07-26 14:43:20 +08:00 |
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abbca5375e
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*: add trace support for subquery (#11182)
Test pass, auto merge by Bot
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2019-07-24 19:03:47 +08:00 |
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9b824457c1
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*: improve column size calculation of statistics (#11091)
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2019-07-15 13:05:54 +08:00 |
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0d563f1e2d
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stats: fix unstable test (#10953)
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2019-06-27 13:51:16 +08:00 |
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d244723a5e
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executor: remove unused structure RecordBatch (#10891)
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2019-06-26 15:26:16 +08:00 |
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b26cb0d93c
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stats: fix the index cm sketch for fast analyze (#10839)
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2019-06-22 12:55:14 +08:00 |
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c8d1ff7ca6
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*: replace 'logutil.Logger(context.Background())' with 'logutil.BgLogger()' (#10866)
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2019-06-21 19:13:31 +08:00 |
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8c81e434db
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stats: correct fast analyze stats caclulation (#10766)
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2019-06-20 14:01:55 +08:00 |
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2b611274e3
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domain: load stats when stats lease is 0 (#10771)
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2019-06-13 15:28:56 +08:00 |
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3f4f3d0bd9
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stats: improve code coverage (#10606)
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2019-06-12 13:34:41 +08:00 |
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8046775b6d
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stats: adjust datum type when using the index query feedback (#10614)
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2019-06-10 16:25:23 +08:00 |
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89bfed305c
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executor, stats: fix fast analyze bugs (#10680)
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2019-06-04 12:32:41 +08:00 |
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183648f44f
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statistics: support dump/load correlation of histogram (#10573)
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2019-05-23 11:24:44 +08:00 |
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380eb2c540
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stats: merge non-overlapped feedback when update bucket count (#10476)
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2019-05-22 16:04:42 +08:00 |
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7d7c146786
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*: fix bug when unsigned histogram meets signed ranges in feedback (#10415)
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2019-05-14 15:49:02 +08:00 |
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f3ab907dcc
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types: rename CopyRow and CopyDatum to Clone* (#10333)
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2019-05-09 19:26:01 +08:00 |
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b0549b7875
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stats: incremental analyze for index with feedback updates (#10355)
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2019-05-08 13:50:46 +08:00 |
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478990451c
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server, statistics: support dump history stats (#10291)
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2019-05-07 14:59:38 +08:00 |
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69b02a3736
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*: make config items Performance.*, OOMAction and MemQuotaQuery support hot-reloading (#10295)
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2019-04-29 16:38:46 +08:00 |
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6a578a8b57
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statistics: Support store CMSketch with Top N (#10255)
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2019-04-29 12:15:59 +08:00 |
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9d74d6404f
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planner, executor: index join enhancement (#8471)
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2019-04-29 11:07:15 +08:00 |
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4b4fe8b549
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stats: incremental analyze for index without feedback updates (#10102)
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2019-04-28 15:34:51 +08:00 |
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5fa16a8030
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executor: support building stats for fast analyze. (#10258)
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2019-04-28 13:49:54 +08:00 |
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9bf22531d0
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statistics: fix panic when move analyze jobs to history (#10286)
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2019-04-28 11:48:16 +08:00 |
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fa2d6f0699
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statistics: support building CMSketch with Top N (#10163)
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2019-04-24 16:14:08 +08:00 |
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a28d8779c1
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*: support show analyze status (#10172)
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2019-04-24 14:32:19 +08:00 |
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e5f734e54c
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*: move the Handle of stats to single package. (#10149)
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2019-04-17 13:42:34 +08:00 |
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7666f688b3
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*: add stats version in slow_query and slow log. (#10082)
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2019-04-15 18:04:48 +08:00 |
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7b688eeef7
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*: change some call of panic() to error (#10010)
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2019-04-08 12:10:49 +08:00 |
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2e14068ee1
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*: improve NULL count estimation for single column index (#9474)
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2019-03-30 19:22:30 +08:00 |
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451f54e25e
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statistics: unify log format in package statistics (#9534)
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2019-03-18 16:59:56 +08:00 |
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c5c30912db
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statistics: set correlation when loading needed column histogram (#9701)
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2019-03-14 16:28:53 +08:00 |
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47c78419da
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statistics: stabilize sort order when computing correlation (#9696)
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2019-03-13 15:46:04 +08:00 |
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aef66b2435
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statistics, store: tidy local variable (#9679)
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2019-03-13 10:34:19 +08:00 |
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52b7bfda0e
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types: use switch table to save memory (#9650)
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2019-03-12 22:04:22 +08:00 |
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c0ca027f51
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stats: fix data race when updating correlation (#9594)
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2019-03-09 14:47:00 +08:00 |
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560e8cfe57
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*: sleep 0 when retry whole transaction (#9454)
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2019-03-02 13:16:28 +08:00 |
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69f2749154
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executor: only show valid columns in stats_histogram (#9487)
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2019-02-28 13:06:38 +08:00 |
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45f9d6a00f
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statistics: compute and store column order correlation with handle (#9315)
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2019-02-27 11:32:00 +08:00 |
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