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dalongliu commented on FLINK-25476: ----------------------------------- Merged to master: 085859ec19f59d2f8e73632e96fae59f7821c7d0 > CharType lost in the creation of MaxAggFunction & MinAggFunction > ---------------------------------------------------------------- > > Key: FLINK-25476 > URL: https://issues.apache.org/jira/browse/FLINK-25476 > Project: Flink > Issue Type: Bug > Components: Table SQL / Planner > Affects Versions: 1.15.0 > Reporter: zoucao > Assignee: Xu Yang > Priority: Not a Priority > Labels: auto-deprioritized-major, auto-deprioritized-minor, > pull-request-available > > CharType lost in AggFunctionFactory#createMinAggFunction(Retract) and > AggFunctionFactory#createMaxAggFunction(Retract&nonRetract). > If execute > {code:java} > SELECT Max('a') ... > {code} > , The following exception will throw. > ---- > Caused by: org.apache.flink.table.api.TableException: Max aggregate function > does not support type: ''CHAR''. > Please re-check the data type. > at > org.apache.flink.table.planner.plan.utils.AggFunctionFactory.createMaxAggFunction(AggFunctionFactory.scala:395) > at > org.apache.flink.table.planner.plan.utils.AggFunctionFactory.createAggFunction(AggFunctionFactory.scala:76) > at > org.apache.flink.table.planner.plan.utils.AggregateUtil$.$anonfun$transformToAggregateInfoList$1(AggregateUtil.scala:444) -- This message was sent by Atlassian Jira (v8.20.10#820010)