Support `UPDATE ... FROM` and preserve source-qualified assignments#20745

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kosiew wants to merge 22 commits intoapache:mainfrom

kosiew:update-bug-19950

Commits on Mar 6, 2026

Add SQLLogicTest coverage for UPDATE ... FROM aliases
kosiew
committed
Enable UPDATE ... FROM and improve assignment extraction
kosiew
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Implement support for UPDATE ... FROM statements in TableProvider and related components
kosiew
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Add test cases for UPDATE ... FROM statements with single table assignments
kosiew
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Optimize input execution for UPDATE ... FROM to ensure join partitioning modes are resolved
kosiew
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Refactor UPDATE handling to use dedicated planning function for clarity and maintainability
kosiew
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Add utility functions for constructing common schemas in DML tests
kosiew
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Update documentation for single-table UPDATE ... FROM
kosiew
committed

Commits on Mar 7, 2026