feat(spark): Implement collect_list/collect_set aggregate functions #19699
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Jan 9, 2026
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Which issue does this PR close?
datafusion-sparkSpark Compatible Functions #15914Rationale for this change
What changes are included in this PR?
Implementation of spark
collect_listandcollect_setaggregate functions.Are these changes tested?
yes
Are there any user-facing changes?
yes