aglinxinyuan opened a new pull request, #4788: URL: https://github.com/apache/texera/pull/4788
### What changes were proposed in this PR? Add `AggregationOperationSpec` pinning the `AggregationFunction` → result `AttributeType` mapping in `getAggregationAttribute`: - SUM/MIN/MAX preserve the input type - COUNT always produces INTEGER - AVERAGE always produces DOUBLE - CONCAT always produces STRING - A null `aggFunction` raises `RuntimeException` ### Any related issues, documentation, discussions? Closes #4787 ### How was this PR tested? `sbt "WorkflowOperator/testOnly org.apache.texera.amber.operator.aggregate.AggregationOperationSpec"` — 7/7 tests pass. ### Was this PR authored or co-authored using generative AI tooling? Generated-by: Claude Code (Claude Opus 4.7) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
