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Preserve field metadata across expressions in logical plans #6920

Merged
merged 3 commits into from
Jul 13, 2023

Commits on Jul 11, 2023

  1. Added metadata handling to ExprSchemable.

    - Column and Alias exprs now forward field metadata.
    - All other expressions return empty metadata.
    Dexter Duckworth committed Jul 11, 2023
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  2. Fixed bug in ExprSchema metadata method.

    Dexter Duckworth committed Jul 11, 2023
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  3. Added test case for expr metadata.

    Dexter Duckworth committed Jul 11, 2023
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