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More robust ASTSelectQuery::formatImpl() #44479

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merged 3 commits into from Jan 5, 2023

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@rschu1ze rschu1ze commented Dec 21, 2022

Fixes #43049

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  • Bug Fix (user-visible misbehavior in official stable or prestable release)

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

Fix potential null pointer dereference with GROUPING SETS in ASTSelectQuery::formatImpl (#43049)

@robot-ch-test-poll2 robot-ch-test-poll2 added the pr-bugfix Pull request with bugfix, not backported by default label Dec 21, 2022
@rschu1ze rschu1ze changed the title More robust astselectquery formatimpl More robust ASTSelectQuery::formatImpl() Dec 21, 2022
docs/en/development/tests.md Show resolved Hide resolved
@serxa serxa self-assigned this Dec 21, 2022
@rschu1ze rschu1ze merged commit 1974e1b into master Jan 5, 2023
@rschu1ze rschu1ze deleted the more-robust-astselectquery-formatimpl branch January 5, 2023 11:27
@rschu1ze rschu1ze mentioned this pull request Jan 11, 2023
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Null pointer dereference of type 'DB::IAST' in DB::ASTSelectQuery::formatImpl
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