[jira] [Created] (CALCITE-4210) Aggregation is dropped during decorreleation

["James Starr (Jira)" <ji...@apache.org>]

James Starr created CALCITE-4210:
------------------------------------

             Summary: Aggregation is dropped during decorreleation
                 Key: CALCITE-4210
                 URL: https://issues.apache.org/jira/browse/CALCITE-4210
             Project: Calcite
          Issue Type: Bug
          Components: core
            Reporter: James Starr


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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