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planner: remove useless check #54907

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Rustin170506
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@Rustin170506 Rustin170506 commented Jul 25, 2024

What problem does this PR solve?

Issue Number: ref #54883

Problem Summary:

What changed and how does it work?

  • The "if" statement is never going to be true, so we are making an assertion here.
  • Removed an unused function of the histogram.

Check List

Tests

  • Unit test
  • Integration test
  • Manual test (add detailed scripts or steps below)
  • No need to test
    • I checked and no code files have been changed.

Side effects

  • Performance regression: Consumes more CPU
  • Performance regression: Consumes more Memory
  • Breaking backward compatibility

Documentation

  • Affects user behaviors
  • Contains syntax changes
  • Contains variable changes
  • Contains experimental features
  • Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

@ti-chi-bot ti-chi-bot bot added release-note-none Denotes a PR that doesn't merit a release note. sig/planner SIG: Planner size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Jul 25, 2024
@ti-chi-bot ti-chi-bot bot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Jul 25, 2024
@ti-chi-bot ti-chi-bot bot added approved needs-1-more-lgtm Indicates a PR needs 1 more LGTM. labels Jul 25, 2024
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ti-chi-bot bot commented Jul 25, 2024

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, winoros

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@ti-chi-bot ti-chi-bot bot added lgtm and removed needs-1-more-lgtm Indicates a PR needs 1 more LGTM. labels Jul 25, 2024
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ti-chi-bot bot commented Jul 25, 2024

[LGTM Timeline notifier]

Timeline:

  • 2024-07-25 08:41:16.218512469 +0000 UTC m=+1120898.209453941: ☑️ agreed by winoros.
  • 2024-07-25 08:43:35.243395362 +0000 UTC m=+1121037.234336833: ☑️ agreed by hawkingrei.

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/retest

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codecov bot commented Jul 25, 2024

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 56.0954%. Comparing base (d0c73aa) to head (c90e32a).
Report is 20 commits behind head on master.

Additional details and impacted files
@@                Coverage Diff                @@
##             master     #54907         +/-   ##
=================================================
- Coverage   74.8856%   56.0954%   -18.7903%     
=================================================
  Files          1557       1682        +125     
  Lines        363605     625283     +261678     
=================================================
+ Hits         272288     350755      +78467     
- Misses        71687     250673     +178986     
- Partials      19630      23855       +4225     
Flag Coverage Δ
integration 36.2948% <100.0000%> (?)
unit 71.6968% <100.0000%> (-2.1137%) ⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components Coverage Δ
dumpling 52.9656% <ø> (-2.2339%) ⬇️
parser ∅ <ø> (∅)
br 51.7711% <ø> (+4.0566%) ⬆️

@ti-chi-bot ti-chi-bot bot merged commit ee64347 into pingcap:master Jul 25, 2024
23 checks passed
@Rustin170506 Rustin170506 deleted the rustin-patch-predicate-columns-cleanup branch July 25, 2024 09:56
morgo added a commit to morgo/tidb that referenced this pull request Jul 28, 2024
* upstream/master: (93 commits)
  disjoinset: add generic impl (pingcap#54917)
  planner: derive index filters for mv index paths (pingcap#54877)
  br: cli refactor backup error handling logic (pingcap#54697)
  expression: fix infinity loop in `timestampadd` (pingcap#54916)
  planner: import more expand test. (pingcap#54962)
  planner: use code-gen to generate CloneForPlanCache method for some operators (pingcap#54957)
  test: fix flaky test TestFailSchemaSyncer (pingcap#54958)
  planner: move logical show into logicalop pkg. (pingcap#54928)
  privilege: Remove TestAbnormalMySQLTable (pingcap#54925)
  resource_control: support unlimited keyword when setting the resource group (pingcap#54704)
  ddl: fix a data race on localRowCntListener Written() (pingcap#54484)
  lightning: fix SET SESSION on connection pool (pingcap#54927)
  planner: move logical mem-table to logicalop pkg. (pingcap#54903)
  table: Add `CachedTableSupport` and `TemporaryTableSupport` for `MutateContext` (pingcap#54900)
  executor: fix index_hash_join hang when context canceled (pingcap#54855)
  statistics: add metrics for unneeded analyze table (pingcap#54822)
  *: refine pipelined dml benchmarks (pingcap#54844)
  ddl: assign table IDs for jobs submitted to queue (pingcap#54880)
  *: avoid using Tables field of model.DBInfo, use API instead (pingcap#52302)
  planner: remove useless check (pingcap#54907)
  ...
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3 participants