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expression: avoid unnecessary warnings/errors when folding constants in shortcut-able expressions #19797

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merged 6 commits into from
Nov 13, 2020
Merged

expression: avoid unnecessary warnings/errors when folding constants in shortcut-able expressions #19797

merged 6 commits into from
Nov 13, 2020

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fzhedu
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@fzhedu fzhedu commented Sep 4, 2020

What problem does this PR solve?

Issue Number: close #17725

Problem Summary: following #19675, avoid unnecessary warnings/errors when folding constants in shortcut-able expressions

What is changed and how it works?

Proposal: xxx

What's Changed:

How it Works:

Related changes

  • Need to cherry-pick to the release branch

Check List

Tests

Release note

  • avoid unnecessary warnings/errors when folding constants in shortcut-able expressions

@fzhedu fzhedu requested review from a team as code owners September 4, 2020 08:04
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fzhedu commented Sep 18, 2020

/run-check_dev_2

wshwsh12
wshwsh12 reviewed Sep 22, 2020
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LGTM

@ti-srebot ti-srebot added the status/LGT1 Indicates that a PR has LGTM 1. label Sep 22, 2020
lzmhhh123
lzmhhh123 reviewed Sep 22, 2020
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LGTM

@ti-srebot ti-srebot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Sep 22, 2020
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/merge

@ti-srebot ti-srebot added the status/can-merge Indicates a PR has been approved by a committer. label Sep 22, 2020
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/run-all-tests

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@fzhedu merge failed.

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qw4990 commented Sep 22, 2020

/merge

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/run-all-tests

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@fzhedu merge failed.

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fzhedu commented Sep 24, 2020

/rebuild

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fzhedu commented Sep 24, 2020

/rebuild

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fzhedu commented Sep 24, 2020

/merge

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Your auto merge job has been accepted, waiting for:

  • 20175
  • 20108

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/run-all-tests

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@fzhedu merge failed.

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fzhedu commented Sep 27, 2020

/merge

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/run-all-tests

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zz-jason commented Oct 4, 2020

@fzhedu please fix the failed UT:

[2020-10-04T05:42:22.034Z] PANIC: binloginfo_test.go:507: testBinlogSuite.TestDeleteSchema
[2020-10-04T05:42:22.035Z]
[2020-10-04T05:42:22.035Z] ... Panic: runtime error: index out of range [-1] (PC=0x12288D1)
[2020-10-04T05:42:22.035Z]
[2020-10-04T05:42:22.035Z] /usr/local/go/src/runtime/panic.go:679
[2020-10-04T05:42:22.035Z]   in gopanic
[2020-10-04T05:42:22.035Z] /usr/local/go/src/runtime/panic.go:75
[2020-10-04T05:42:22.035Z]   in goPanicIndex
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/expression_rewriter.go:1200
[2020-10-04T05:42:22.035Z]   in expressionRewriter.binaryOpToExpression
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/expression_rewriter.go:991
[2020-10-04T05:42:22.035Z]   in expressionRewriter.Leave
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/pkg/mod/github.com/pingcap/[email protected]/ast/expressions.go:217
[2020-10-04T05:42:22.035Z]   in BinaryOperationExpr.Accept
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/expression_rewriter.go:185
[2020-10-04T05:42:22.035Z]   in PlanBuilder.rewriteExprNode
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/expression_rewriter.go:133
[2020-10-04T05:42:22.035Z]   in PlanBuilder.rewriteWithPreprocess
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/expression_rewriter.go:101
[2020-10-04T05:42:22.035Z]   in PlanBuilder.rewrite
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:830
[2020-10-04T05:42:22.035Z]   in PlanBuilder.buildSelection
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:3834
[2020-10-04T05:42:22.035Z]   in PlanBuilder.buildDelete
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/planbuilder.go:570
[2020-10-04T05:42:22.035Z]   in PlanBuilder.Build
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/optimize.go:215
[2020-10-04T05:42:22.035Z]   in optimize
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/optimize.go:114
[2020-10-04T05:42:22.035Z]   in Optimize
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/executor/compiler.go:62
[2020-10-04T05:42:22.035Z]   in Compiler.Compile
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/session/session.go:1155
[2020-10-04T05:42:22.035Z]   in session.ExecuteStmt
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/util/testkit/testkit.go:161
[2020-10-04T05:42:22.035Z]   in TestKit.Exec
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/util/testkit/testkit.go:207
[2020-10-04T05:42:22.035Z]   in TestKit.MustExec
[2020-10-04T05:42:22.035Z] binloginfo_test.go:517
[2020-10-04T05:42:22.035Z]   in testBinlogSuite.TestDeleteSchema
[2020-10-04T05:42:22.035Z] /usr/local/go/src/reflect/value.go:321
[2020-10-04T05:42:22.035Z]   in Value.Call
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/pkg/mod/github.com/pingcap/[email protected]/check.go:850
[2020-10-04T05:42:22.035Z]   in suiteRunner.forkTest.func1
[2020-10-04T05:42:22.035Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/pkg/mod/github.com/pingcap/[email protected]/check.go:739
[2020-10-04T05:42:22.035Z]   in suiteRunner.forkCall.func1
[2020-10-04T05:42:22.035Z] /usr/local/go/src/runtime/asm_amd64.s:1357
[2020-10-04T05:42:22.035Z]   in goexit

@zz-jason zz-jason added status/require-change and removed status/can-merge Indicates a PR has been approved by a committer. labels Nov 12, 2020
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fzhedu commented Nov 13, 2020

/merge

@ti-srebot ti-srebot added the status/can-merge Indicates a PR has been approved by a committer. label Nov 13, 2020
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/run-all-tests

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fzhedu commented Nov 13, 2020

/merge

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/run-all-tests

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/run-all-tests

SunRunAway
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LGTM

@ti-srebot ti-srebot removed the status/LGT2 Indicates that a PR has LGTM 2. label Nov 13, 2020
@ti-srebot ti-srebot added the status/LGT3 The PR has already had 3 LGTM. label Nov 13, 2020
@SunRunAway SunRunAway merged commit 6e3d2ec into pingcap:master Nov 13, 2020
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fzhedu commented Nov 13, 2020

/run-cherry-picker

ti-srebot pushed a commit to ti-srebot/tidb that referenced this pull request Nov 13, 2020
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cherry pick pingcap#19797 to release-4.0
60c0b2f 
Signed-off-by: ti-srebot <[email protected]>
@ti-srebot ti-srebot mentioned this pull request Nov 13, 2020
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cherry pick to release-4.0 in PR #21040

ti-srebot added a commit that referenced this pull request Nov 13, 2020
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expression: avoid unnecessary warnings/errors when folding constants …
2147a25 
…in shortcut-able expressions (#19797) (#21040)

Signed-off-by: ti-srebot <[email protected]>
This was referenced Nov 19, 2020
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expression: short-cut expressions cause unnecessary warnings, which even causes errors in update statements.
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