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e522e35faf
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statistics: fix row count when not fully loading ver2 stats (#25388)
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2021-06-15 15:20:37 +08:00 |
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cc5e161ac0
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*: use tikv/client-go/v2 (#25359)
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2021-06-11 17:24:35 +08:00 |
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11716e7f4a
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*: use full sampling as default analyze (#25132)
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2021-06-06 00:34:27 +08:00 |
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11f68a9d28
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planner: skip some unstable test cases (#25155)
* fixup
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2021-06-04 17:33:19 +08:00 |
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a37a30b883
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planner: try to fix some unstable test cases about partition table statistics (#25026)
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2021-06-03 15:27:29 +08:00 |
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3e3f9778ad
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statistics: fix the top-n size to not hold the small things (#24906)
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2021-06-03 14:28:27 +08:00 |
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7811bf9a37
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*: use pprof profile to collect CPU time group by SQL and plan digest (#24892)
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2021-06-02 12:51:39 +08:00 |
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9b5d92ef24
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statistics: fix the unexpected estimation error on full sampling (#24623)
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2021-05-26 18:47:34 +08:00 |
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66ad36ee10
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planner, executor, statistics: support correlation calc for new sampling method (#24458)
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2021-05-25 23:57:34 +08:00 |
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bfdad7c752
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*: milisecond test and infoschema fix (#24820)
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2021-05-24 18:27:34 +08:00 |
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a2278dfdf5
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oracle: simplify timestamp utilities (#24688)
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2021-05-20 02:53:41 +08:00 |
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18cbfaac15
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*: enable gosimple linter (#24617)
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2021-05-14 09:15:38 +08:00 |
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3fed33fc17
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statistics: dump FMSketch to KV only for partition table with dynamic prune mode (#24453)
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2021-05-11 12:47:38 +08:00 |
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5e9e0e6e37
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*: consitent get infoschema (#24230)
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2021-05-10 21:00:36 +08:00 |
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18d519f056
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stats, executor: use a correct sampling to collect stats (#23997)
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2021-05-02 23:11:51 +08:00 |
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6b0b74e5be
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statistics: fix three bugs about MergePartTopN2GlobalTopN (#24370)
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2021-04-29 19:31:57 +08:00 |
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80a281350d
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statistics: fix err check (#23001)
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2021-04-23 12:39:54 +08:00 |
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734084fa2b
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statistics: skip reading mysql.stats_histograms if cached stats is up-to-date (#24175)
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2021-04-22 17:37:54 +08:00 |
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77577d823e
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executor, statistics: remove NULL value from column histogram created by fast analyze (#24183)
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2021-04-21 20:09:55 +08:00 |
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720c47e4b8
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*: don't allocate SessionIndexUsageCollector when indexUsageLease equals 0 (#23931)
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2021-04-16 23:39:51 +08:00 |
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f4cacb59be
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statistics: add more tests for extended stats (#23895)
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2021-04-16 11:35:52 +08:00 |
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bd12ea96cc
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statistics: use index fm-sketches instead of bucket NDV to calculate global NDV for indexes (#23962)
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2021-04-15 14:59:55 +08:00 |
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dbd31ad044
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statistics: make the global-level topN more accurate (#23862)
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2021-04-12 12:06:34 +08:00 |
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3a1dd7a665
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statistics: collect FMSketch when processing index analyze tasks (#23838)
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2021-04-09 15:40:18 +08:00 |
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e18cab75e2
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Revert "*: don't allocate SessionIndexUsageCollector when indexUsageLease equals 0" (#23929)
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2021-04-09 15:05:26 +08:00 |
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759a77c447
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executor: do not show extended stats for dropped columns (#23828)
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2021-04-07 16:40:33 +08:00 |
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6cff35892c
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*: don't allocate SessionIndexUsageCollector when indexUsageLease equals 0 (#23861)
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2021-04-07 14:18:16 +08:00 |
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6fd925fdfe
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statistics: print log when tidb marks extended stats as deleted internally (#23834)
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2021-04-06 11:19:24 +08:00 |
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c637388e3f
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statistics: fix a statistics GC problem that can cause duplicated fm-sketch records (#23830)
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2021-04-02 17:10:43 +08:00 |
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149440854e
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statistics: sort the test result, stable tests (#23564)
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2021-03-26 21:45:23 +08:00 |
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b11c71d23e
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MPP: fix 2-phase agg chose wrong partition column during planning (#23557)
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2021-03-26 17:49:23 +08:00 |
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490c9386fb
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statistics: optimize the global histogram merging algorithm (#23520)
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2021-03-26 15:40:59 +08:00 |
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919e50db15
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statistics: remove the dependency of stats GC on LastUpdateVersion (#23413)
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2021-03-25 19:58:05 +08:00 |
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3ea3c392b7
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statistics: check duplicate columns and types for extended stats (#23437)
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2021-03-25 19:38:45 +08:00 |
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42141084fe
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statistics: fix auto analyze log information incomplete (#23522)
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2021-03-25 15:51:23 +08:00 |
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b1b375e7ef
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statistics: fix some unstable tests in global stats (#23502)
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2021-03-24 16:11:37 +08:00 |
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b1c8ede13f
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*: hide index-usage-sync-lease config (#23349)
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2021-03-22 18:47:36 +08:00 |
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c8e07b845a
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statistics: fix build extended stats panic when met NULL (#23346)
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2021-03-22 15:11:36 +08:00 |
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1d5a81edb3
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statistics: handle drop partition events for global-stats (#23343)
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2021-03-22 14:29:36 +08:00 |
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514a4ee671
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statistics: remove existing deleted extended stats when add a new one (#23119)
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2021-03-19 17:59:36 +08:00 |
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389bc5fe60
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sessionctx: hide extended stats variable in SHOW VARIABLES temporarily (#23345)
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2021-03-18 14:03:36 +08:00 |
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61075d3c5b
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planner: hide the switch of dynamic-pruning and global-stats (#23320)
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2021-03-16 10:54:55 +08:00 |
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1e2f1c0b9d
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statistics: add tests for global-stats when add and delete a single partition (#23256)
|
2021-03-12 15:44:20 +08:00 |
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6d258c708a
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statistics: delete extended stats cache item in current tidb synchronously (#23088)
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2021-03-12 12:00:55 +08:00 |
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2258ab7267
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statistics: add multi-column index test cases for global-statas (#23265)
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2021-03-12 11:20:06 +08:00 |
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c1b8347425
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statistics: add a test case which builds global-stats on different versions of partition-stats (#23231)
|
2021-03-11 14:14:58 +08:00 |
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168ef8878d
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statistics: test the auto analyze and feedback for the global-level stats (#23181)
|
2021-03-10 19:36:55 +08:00 |
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b6db4506dc
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statistics: update the count and modify variables of global-stats as well when dumping delta info (#23228)
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2021-03-10 16:24:55 +08:00 |
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6f763574c9
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statistics: test tidb_partition_prune_mode session variable (#23176)
|
2021-03-10 13:59:36 +08:00 |
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579cf90afa
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statistics: fix a case that auto-analyze is triggered outside its time range (#23214)
|
2021-03-09 21:44:54 +08:00 |
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