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https://issues.apache.org/jira/browse/FLINK-6598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16012482#comment-16012482
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sunjincheng commented on FLINK-6598:
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Do we need support in `DISTINCT` in `SELECT Clause`, e.g.: `SELECT DISTINCT
name FROM table` ?
> Fix `DataStreamGroupAggregateRule`and `DataStreamGroupWindowAggregateRule`
> matches error.
> -----------------------------------------------------------------------------------------
>
> Key: FLINK-6598
> URL: https://issues.apache.org/jira/browse/FLINK-6598
> Project: Flink
> Issue Type: Bug
> Components: Table API & SQL
> Reporter: sunjincheng
> Assignee: sunjincheng
> Fix For: 1.3.0
>
>
> Changes as follows:
> 1. Add {{!agg.getAggCallList.isEmpty}} condition for
> {{DataStreamGroupWindowAggregateRule}} and {{DataStreamGroupAggregateRule}}.
> 2. Remove useless param {{rowRelDataType}} of {{DataStreamGroupAggregate}}.
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