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https://issues.apache.org/jira/browse/SPARK-26854?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mingcong Han updated SPARK-26854:
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Summary: Support ANY/SOME subquery (was: Support ANY subquery)
> Support ANY/SOME subquery
> -------------------------
>
> Key: SPARK-26854
> URL: https://issues.apache.org/jira/browse/SPARK-26854
> Project: Spark
> Issue Type: New Feature
> Components: SQL
> Affects Versions: 2.4.0
> Reporter: Mingcong Han
> Priority: Minor
>
> ANY syntax
> {quote}
> SELECT column(s)
> FROM table
> WHERE column(s) operator ANY
> (SELECT column(s) FROM table WHERE condition);
> {quote}
> `ANY` subquery can be regarded as a generalization of `IN` subquery. And `IN`
> subquery is a special case of `ANY` subquery whose operator should be "=".
> The expression evaluates to `true` if the comparison between `column(s)` and
> any row in the subquery's result set returns `true`.
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