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Commits on Sep 24, 2019

• planner, executor: push limit down into IndexLookUpReader executor (pingcap#12262)

  

  eurekaka

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  sre-bot

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  8179558

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Commits on Sep 23, 2019

• *: tidy code,make code more go style. (pingcap#12300)

  

  xiekeyi98

  authored and

  zz-jason

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  e086686

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• planner: tiny code refine for contructIndexJoin (pingcap#12254)

  

  XuHuaiyu

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  3eaa4d3

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Commits on Sep 18, 2019

• planner: make every plan explainable (pingcap#12183)

  zz-jason

  authored
  8261a41

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• planner: explain a physicalPlan with IndexMerge in "dot" format (pingcap#12248)

  

  hailanwhu

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  da6a7bd

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• planner: display cop tasks when explain format is "dot" (pingcap#12225)

  

  hailanwhu

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  sre-bot

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  96d4b1f

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Commits on Sep 16, 2019

• expression: change the String() method of expression.Column (pingcap#12089)

  winoros

  authored
  e2b1f7e

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Commits on Sep 12, 2019

• planner: generate physical plan for IndexMergePath (pingcap#11245)

  

  hailanwhu

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  65edb2d

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Commits on Sep 11, 2019

• planner/core: support generate hints from physical plan (pingcap#11936)

  alivxxx

  authored
  836d5f7

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• planner: improve row count estimation of IndexJoin's inner scan (pingcap#12085)

  

  eurekaka

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  f2adf1d

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Commits on Sep 9, 2019

• planner: generate index path as candidate when it is a single scan (pingcap#12022)

  

  francis0407

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  2307338

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• planner: consider agg func type in cost model (pingcap#12038)

  

  lzmhhh123

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Commits on Sep 5, 2019

• planner: use *expression.Column instead of *IndexColumn (pingcap#11894)

  winoros

  authored
  e0b8267

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Commits on Sep 4, 2019

• planner: support index_lookup_merge_join in physical plan. (pingcap#11338)

  

  lzmhhh123

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  8450613

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Commits on Sep 2, 2019

• Planner:eliminate redundant projection (pingcap#11920)

  

  jingyugao

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  7372dcd

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• planner: use ExtraHandleColumn as PK when generating TablePath (pingcap#11959)

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  francis0407

  authored
  2a155f4

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• planner: split avg to count and sum for TableReader cop task (pingcap#11926)

  

  lzmhhh123

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Commits on Aug 30, 2019

• planner: don't prune sleep function in LogicalProjection (pingcap#11927)

  

  wjhuang2016

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  dc1f8ff

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• executor: refine the usage of expression blacklist (pingcap#11940)

  XuHuaiyu

  authored
  fc73976

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• planner: eliminate top level Sort in subquery (pingcap#11935)

  

  francis0407

  authored and

  eurekaka

  committed
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Commits on Aug 29, 2019

• planner: support predicate pushdown for Window (pingcap#11915)

  

  francis0407

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  39f83c1

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Commits on Aug 28, 2019

• expression: fix constItem() and column-pruning in order by clause (pingcap#11839)

  

  wjhuang2016

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  c599333

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Commits on Aug 23, 2019

• planner: add index optimizer hint (pingcap#11746)

  

  foreyes

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  cc04cd9

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• planner: remove unnecessary first_row() functions (pingcap#11723)

  

  wshwsh12

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  qw4990

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  0ff5b50

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Commits on Aug 20, 2019

• planner: fix incorrect table name in explain information (pingcap#11780)

  

  foreyes

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Commits on Aug 19, 2019

• Planner: Avoid injecting redundant projection below LogicalJoin (pingcap#11662)

  

  foreyes

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  69c0c3b

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Commits on Aug 16, 2019

• planner: increase default concurrency factor of cost computing (pingcap#11752)

  

  eurekaka

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  2009741

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• planner, expression: remove TblID2Handle from Schema (pingcap#11152)

  

  winoros

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  8a16172

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• planner: rewrite in as eq when the rhs list has only one item

  

  francis0407

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  103cbcd

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Commits on Aug 15, 2019

• ddl: handle index key type in CreateIndex

  

  leoppro

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Commits on Aug 13, 2019

• planner: "for update" should not work in a single autocommit statement (pingcap#11715)

  

  tiancaiamao

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  e08e939

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• *: Optimize struct memory usage by adjust field order (pingcap#11629)

  

  Deardrops

  authored and

  winkyao

  committed
  6d51ad3

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Commits on Aug 10, 2019

• planner/core: check the window func arg first before checking window specs (pingcap#11613)

  

  gaoxingliang

  authored and

  SunRunAway

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  4995fe7

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Commits on Aug 7, 2019

• *: refactor cost model formulas and constants (pingcap#10581)

  eurekaka

  authored
  fe03864

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• planner: add aggregation hints TIDB_HASHAGG and TIDB_STREAMAGG (pingcap#11364)

  foreyes

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  a530f87

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