[SPARK-51911] Support lateralJoin in DataFrame
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Let me merge this as a foundation of the future work. |
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What changes were proposed in this pull request?
This PR aims to support
lateralJoinAPI inDataFrame.Why are the changes needed?
To provide a foundation of
lateralJoinAPI althoughcolumnis not supported yet.Does this PR introduce any user-facing change?
No.
How was this patch tested?
Pass the CIs.
Was this patch authored or co-authored using generative AI tooling?
No.