planner: Use realtimeRowCount when all topN collected#56848
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ti-chi-bot[bot] merged 7 commits intopingcap:masterfrom Nov 7, 2024
Merged
planner: Use realtimeRowCount when all topN collected#56848ti-chi-bot[bot] merged 7 commits intopingcap:masterfrom
ti-chi-bot[bot] merged 7 commits intopingcap:masterfrom
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## master #56848 +/- ##
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- Coverage 73.2075% 56.6761% -16.5315%
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Files 1652 1786 +134
Lines 456143 648543 +192400
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+ Hits 333931 367569 +33638
- Misses 101688 256382 +154694
- Partials 20524 24592 +4068
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princejha95
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Oct 27, 2024
princejha95
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qw4990
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LGTM, but it's my first time to see using "Sqrt" in cardinality estimation, is there any source of this formula, or any intuition/insight behind this formula? @terry1purcell
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/retest |
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/ok-to-test |
hawkingrei
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Nov 4, 2024
winoros
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/hold for a possible test case |
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* skip TestIndexJoin31494 * fix * global sort: add boundaries to split keys when generating plan (pingcap#58323) (pingcap#58356) * statistics: get right max table id when to init stats (pingcap#58280) (pingcap#58298) * executor: Fix the parse problematic slow log panic issue due to empty … * statstics: trigger evict by the timer (pingcap#58027) (pingcap#58268) * br: make table existence check unified on different br client (pingcap#58211) (pingcap#58262) * log backup: use global checkpoint ts as source of truth (pingcap#58135) (pingcap#58265) * executor: skip execution when build query for VIEW in I_S (pingcap#58203) (pingcap#58236) * statistics: copy stats when to update it for avoiding data race (pingcap#5810… * domain,infoschema: make infoschema activity block GC safepoint advanci… * planner: handle panic when loading bindings at startup (pingcap#58017) (pingcap#58035) * statistics: right deal with error for reading stats from storage (pingcap#58… * statistics: lite init used wrong value to build table stats ver (pingcap#5802… * lightning, ddl: set TS to engineMeta after ResetEngineSkipAllocTS (pingcap#5… * *: avoid unlock of unlocked mutex panic on TableDeltaMap (pingcap#57799) (pingcap#57997) * ddl: handle context done after sending DDL jobs (pingcap#57945) (pingcap#57989) * *: activate txn for query on infoschema tables (pingcap#57937) (pingcap#57951) * lightning: add PK to internal tables (pingcap#57480) (pingcap#57932) * statistics: correct behavior of non-lite InitStats and stats sync load… * statistics: avoid stats meta full load after table analysis (pingcap#57756) (pingcap#57911) * dumpling: use I_S to get table list for TiDB and add database to WHERE… * br: fix insert gc failed due to slow schema reload (pingcap#57742) (pingcap#57907) * statistics: do not record historical stats meta if the table is locked… * metrics: remove the filled colors (pingcap#57838) (pingcap#57866) * planner: use TableInfo.DBID to locate schema (pingcap#57785) (pingcap#57870) * *: support cancel query like 'select * from information_schema.tables'… * session: make `TxnInfo()` return even if process info is empty (pingcap#57044) (pingcap#57161) * ddl: Fixed partitioning a non-partitioned table with placement rules (… * *: Reorg partition fix delete ranges and handling non-clustered tables… * executor: fix query infoschema.tables table_schema/table_name with fil… * ddl: check context done in isReorgRunnable function (pingcap#57813) (pingcap#57820) * ddl: fix ExistsTableRow and add tests for skip reorg checks (pingcap#57778) (pingcap#57801) * *: Fix for TRUNCATE PARTITION and Global Index (pingcap#57724) * br: prompt k8s.io/api version (pingcap#57791) (pingcap#57802) * statistics: fix some problem related to stats async load (pingcap#57723) (pingcap#57775) * expression: fix wrong calculation order of `radians` (pingcap#57672) (pingcap#57688) * statistics: rightly deal with timout when to send sync load (pingcap#57712) (pingcap#57751) * ddl: `tidb_scatter_region` variable supports setting value in both upp… * planner: fix that vector index output empty result when pk is non-int … * ddl: dynamically adjusting the max write speed of reorganization job (… * executor: fix hang in hash agg when exceeding memory limit leads to pa… * statistics: use infoschema api to get table info (pingcap#57574) (pingcap#57614) * planner: Use realtimeRowCount when all topN collected (pingcap#56848) (pingcap#57689) * statistics: handle deleted tables correctly in the PQ (pingcap#57649) (pingcap#57674) * backup: reset timeout on store level (pingcap#55526) (pingcap#57667) * planner/core: fix a wrong privilege check for CTE & UPDATE statement (…
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What problem does this PR solve?
Issue Number: close #47400
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