[FLINK-40357][table] Add ARRAY_FLATTEN function to Flink SQL - #28945

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cytq-123:add-array-flatten-FLINK-40357

Commits on Aug 9, 2026

Commits on Aug 10, 2026

[FLINK-40357] Simplify ARRAY_FLATTEN test cases to basic scenarios
cytq-123
committed
8296fe4
[FLINK-40357] Add NULL handling tests for ARRAY_FLATTEN
cytq-123
committed
3e4d631

Commits on Aug 11, 2026

[FLINK-40357] Add edge case tests for ARRAY_FLATTEN (all NULL inner arrays and single element)
cytq-123
committed
3b9f17b
[FLINK-40357] Remove all-NULL inner arrays test due to test framework limitation
cytq-123
committed
61dd151