[SPARK-51995] Support toDF, distinct and dropDuplicates(WithinWatermark)? in DataFrame
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dongjoon-hyun
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distinct and dropDuplicates(WithinWatermark)?toDF, distinct and dropDuplicates(WithinWatermark)? in DataFrame
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What changes were proposed in this pull request?
This PR aims to support the following APIs in
DataFrame.toDFdistinctdropDuplicatesdropDuplicatesWithinWatermarkWhy are the changes needed?
For feature parity.
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.