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https://issues.apache.org/jira/browse/SPARK-43851?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuming Wang updated SPARK-43851:
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Parent: SPARK-27561
Issue Type: Sub-task (was: Improvement)
> Support LCA in grouping expressions
> -----------------------------------
>
> Key: SPARK-43851
> URL: https://issues.apache.org/jira/browse/SPARK-43851
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.5.0
> Reporter: Yuming Wang
> Priority: Major
>
> Teradata supports it:
> {code:sql}
> create table t1(a int) using parquet;
> select a + 1 as a1, a1 + 1 as a2 from t1 group by a1, a2;
> {code}
> {noformat}
> [UNSUPPORTED_FEATURE.LATERAL_COLUMN_ALIAS_IN_GROUP_BY] The feature is not
> supported: Referencing a lateral column alias via GROUP BY alias/ALL is not
> supported yet.
> {noformat}
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