Jingsong Lee created FLINK-11983:
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Summary: Refactor resolved aggregation reference expressions in
blink
Key: FLINK-11983
URL: https://issues.apache.org/jira/browse/FLINK-11983
Project: Flink
Issue Type: New Feature
Components: SQL / Planner
Reporter: Jingsong Lee
Expressions should be handled entirely in the API module.
1.ResolvedAggInputReference should be replaced by FieldReferenceExpression
2.ResolvedAggLocalReference and ResolvedDistinctKeyReference should be merged
into one class: ResolvedLocalReference. And move to API module.
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