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Rong Rong updated FLINK-8689: ----------------------------- Description: This ticket should cover distinct aggregate function support to codegen for *AggregateCall*, where *isDistinct* fields is set to true. This can be verified using the following SQL, which is not currently producing correct results. {code:java} SELECT a, SUM(b) OVER (PARTITION BY a ORDER BY proctime ROWS BETWEEN 5 PRECEDING AND CURRENT ROW) FROM MyTable{code} was: This ticket should cover distinct aggregate function support to codegen for `AggregateCall`, where `isDistinct` fields is set to true. This can be verified using the following SQL, which is not currently producing correct results. {code:java} SELECT a, SUM(b) OVER (PARTITION BY a ORDER BY proctime ROWS BETWEEN 5 PRECEDING AND CURRENT ROW) FROM MyTable{code} > Add runtime support of distinct filter using MapView for GenerateAggregation > ---------------------------------------------------------------------------- > > Key: FLINK-8689 > URL: https://issues.apache.org/jira/browse/FLINK-8689 > Project: Flink > Issue Type: Sub-task > Reporter: Rong Rong > Assignee: Rong Rong > Priority: Major > > This ticket should cover distinct aggregate function support to codegen for > *AggregateCall*, where *isDistinct* fields is set to true. > This can be verified using the following SQL, which is not currently > producing correct results. > {code:java} > SELECT > a, > SUM(b) OVER (PARTITION BY a ORDER BY proctime ROWS BETWEEN 5 PRECEDING AND > CURRENT ROW) > FROM > MyTable{code} > > -- This message was sent by Atlassian JIRA (v7.6.3#76005)