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https://issues.apache.org/jira/browse/CALCITE-4210?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Danny Chen resolved CALCITE-4210.
---------------------------------
Resolution: Fixed
Fixed in
[47f1f92|https://github.com/apache/calcite/commit/47f1f92d5dae87dbd32b597f11ba08d57343331a],
thanks for the PR [~jamesstarr] ~
> Sub Query is 'On' clause does not correctly expand in SqlToRelConverter
> -----------------------------------------------------------------------
>
> Key: CALCITE-4210
> URL: https://issues.apache.org/jira/browse/CALCITE-4210
> Project: Calcite
> Issue Type: Bug
> Components: core
> Reporter: James Starr
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.26.0
>
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> Aggregation is dropped during decorreleation.
> {code:java}
> SELECT "employee"."department_id", "employee"."salary"
> FROM "department"
> LEFT JOIN "employee" ON "employee"."salary" = (
> SELECT max("employee"."salary")
> FROM "employee"
> WHERE "employee"."department_id" = "department"."department_id"
> )
> {code}
> {code:java}
> LogicalProject(department_id=[$9], salary=[$13])
> LogicalJoin(condition=[=($13, $0)], joinType=[left])
> LogicalTableScan(table=[[foodmart, department]])
> LogicalTableScan(table=[[foodmart, employee]]){code}
> This may be related to CALCITE-4206.
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