yaooqinn opened a new pull request #26680: [SPARK-30047][SQL] HashAggregate support for interval value aggs URL: https://github.com/apache/spark/pull/26680 ### What changes were proposed in this pull request? Optimize aggregates on interval values from sort-based to hash-based, and we can use the `org.apache.spark.sql.catalyst.expressions.RowBasedKeyValueBatch` for better performance. ### Why are the changes needed? improve aggerates ### Does this PR introduce any user-facing change? no ### How was this patch tested? <!-- If tests were added, say they were added here. Please make sure to add some test cases that check the changes thoroughly including negative and positive cases if possible. If it was tested in a way different from regular unit tests, please clarify how you tested step by step, ideally copy and paste-able, so that other reviewers can test and check, and descendants can verify in the future. If tests were not added, please describe why they were not added and/or why it was difficult to add. --> add ut and existing ones
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