I am using two sequence windows in SQL as following:

SELECT TUMBLE_START(rowtime, interval '1' minute) AS windowStart, 
bitmapUnion(bmp) AS bmp
      FROM (SELECT TUMBLE_ROWTIME(eventTime, interval '1' minute) AS rowtime, 
bitmap(id) AS bmp
        FROM person
        GROUP BY TUMBLE(eventTime, interval '1' minute), MOD(hashCode(id), 1024)
     )
GROUP BY TUMBLE(rowtime, interval '1' minute)


      It is ok to use flink planner. When I switch to blink planner, it reports 
the following error. Can anyone help me? Thank you.

Exception in thread "main" org.apache.flink.table.api.TableException: Group 
Window Aggregate: Retraction on windowed GroupBy Aggregate is not supported 
yet. 
please re-check sql grammar. 
Note: Windowed GroupBy Aggregate should not follow anon-windowed GroupBy 
aggregation.
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupWindowAggregateBase.translateToPlanInternal(StreamExecGroupWindowAggregateBase.scala:134)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupWindowAggregateBase.translateToPlanInternal(StreamExecGroupWindowAggregateBase.scala:54)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupWindowAggregateBase.translateToPlan(StreamExecGroupWindowAggregateBase.scala:54)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalc.translateToPlanInternal(StreamExecCalc.scala:54)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalc.translateToPlanInternal(StreamExecCalc.scala:39)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalcBase.translateToPlan(StreamExecCalcBase.scala:38)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExpand.translateToPlanInternal(StreamExecExpand.scala:82)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExpand.translateToPlanInternal(StreamExecExpand.scala:42)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExpand.translateToPlan(StreamExecExpand.scala:42)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExchange.translateToPlanInternal(StreamExecExchange.scala:84)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExchange.translateToPlanInternal(StreamExecExchange.scala:44)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecExchange.translateToPlan(StreamExecExchange.scala:44)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupAggregate.translateToPlanInternal(StreamExecGroupAggregate.scala:139)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupAggregate.translateToPlanInternal(StreamExecGroupAggregate.scala:55)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecGroupAggregate.translateToPlan(StreamExecGroupAggregate.scala:55)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalc.translateToPlanInternal(StreamExecCalc.scala:54)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalc.translateToPlanInternal(StreamExecCalc.scala:39)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecCalcBase.translateToPlan(StreamExecCalcBase.scala:38)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecSink.translateToTransformation(StreamExecSink.scala:184)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecSink.translateToPlanInternal(StreamExecSink.scala:153)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecSink.translateToPlanInternal(StreamExecSink.scala:48)
        at 
org.apache.flink.table.planner.plan.nodes.exec.ExecNode$class.translateToPlan(ExecNode.scala:58)
        at 
org.apache.flink.table.planner.plan.nodes.physical.stream.StreamExecSink.translateToPlan(StreamExecSink.scala:48)
        at 
org.apache.flink.table.planner.delegation.StreamPlanner$$anonfun$translateToPlan$1.apply(StreamPlanner.scala:60)
        at 
org.apache.flink.table.planner.delegation.StreamPlanner$$anonfun$translateToPlan$1.apply(StreamPlanner.scala:59)
        at 
scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
        at 
scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
        at scala.collection.Iterator$class.foreach(Iterator.scala:891)
        at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
        at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
        at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
        at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
        at scala.collection.AbstractTraversable.map(Traversable.scala:104)
        at 
org.apache.flink.table.planner.delegation.StreamPlanner.translateToPlan(StreamPlanner.scala:59)
        at 
org.apache.flink.table.planner.delegation.PlannerBase.translate(PlannerBase.scala:153)
        at 
org.apache.flink.table.api.java.internal.StreamTableEnvironmentImpl.toDataStream(StreamTableEnvironmentImpl.java:351)
        at 
org.apache.flink.table.api.java.internal.StreamTableEnvironmentImpl.toRetractStream(StreamTableEnvironmentImpl.java:296)
        at 
org.apache.flink.table.api.java.internal.StreamTableEnvironmentImpl.toRetractStream(StreamTableEnvironmentImpl.java:287)
        at 
com.kuaishou.flink.hdp.demos.statistics.sql.GroupingSetsUV.main(GroupingSetsUV.java:79)



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