Commit Graph

11 Commits

Author SHA1 Message Date
7755d25aba *: Integrate SkyWalking-eyes to check license headers in CI and fix licenses headers (#27198) 2021-08-16 18:52:00 +08:00
4eeff54d85 statistics: fix the fomula for checking outdated stats (#26728) 2021-07-29 22:34:17 +08:00
149e86ac4b *: introduce snapshot into analyze (#24575) 2021-06-25 15:17:24 +08:00
11716e7f4a *: use full sampling as default analyze (#25132) 2021-06-06 00:34:27 +08:00
18d519f056 stats, executor: use a correct sampling to collect stats (#23997) 2021-05-02 23:11:51 +08:00
23227ea4a0 statistics: hide the tidb_analyze_version before it's GA (#23327) 2021-03-16 13:54:55 +08:00
168ef8878d statistics: test the auto analyze and feedback for the global-level stats (#23181) 2021-03-10 19:36:55 +08:00
1ae775f6f9 statistics: add more test cases for global-level stats (#23049) 2021-03-04 15:19:21 +08:00
263155a650 statistics: make exponential backoff estimation more safe (#23086) 2021-03-04 11:10:54 +08:00
270d497848 statistics: introduce new estimation logic when index histogram fails to estimate (#22682)
* statistics: introduce new estimation logic when index histogram fail to estimate

* address comments

* address comments

Co-authored-by: Ti Chi Robot <71242396+ti-chi-bot@users.noreply.github.com>
2021-02-24 16:30:03 +08:00
343c412531 planner, executor, statistics: add tests for version 2 and fix bugs (#22461)
Co-authored-by: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
2021-02-04 15:52:30 +08:00