yaooqinn opened a new pull request #28197: [SPARK-31431][SQL] Add CalendarInterval encoder support URL: https://github.com/apache/spark/pull/28197 ### What changes were proposed in this pull request? CalenderInterval is available to be converted to/from internal Spark SQL representation when it is a member of a Scala's product type e.g tuples/ case class etc but not as a primitive type In this PR, we add a new seder rules to map CalenderInterval to CalenderIntervalType directly. ### Why are the changes needed? improve CalenderInterval ### Does this PR introduce any user-facing change? <!-- If yes, please clarify the previous behavior and the change this PR proposes - provide the console output, description and/or an example to show the behavior difference if possible. If no, write 'No'. --> yes, CalenderInterval are now can be implicitly converted to Dataset/DataFame without being wrapped as scala Products ### 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 new tests
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