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Posted to dev@calcite.apache.org by "Hongze Zhang (JIRA)" <ji...@apache.org> on 2019/04/16 03:45:00 UTC

[jira] [Created] (CALCITE-3004) ProjectSetOpTransposeRule pushes RexOver down incorrectly

Hongze Zhang created CALCITE-3004:
-------------------------------------

             Summary: ProjectSetOpTransposeRule pushes RexOver down incorrectly
                 Key: CALCITE-3004
                 URL: https://issues.apache.org/jira/browse/CALCITE-3004
             Project: Calcite
          Issue Type: Bug
    Affects Versions: 1.19.0
            Reporter: Hongze Zhang


Test case:
{code:sql}
select count(sal) over () from (select * from emp e1 union all select * from emp e2)
{code}

Plan:
{code}
LogicalUnion(all=[true])
  LogicalProject(EXPR$0=[COUNT($5) OVER (RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)])
    LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
  LogicalProject(EXPR$0=[COUNT($5) OVER (RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)])
    LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
{code}

Should be:

{code}
LogicalProject(EXPR$0=[COUNT($5) OVER (RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)])
  LogicalUnion(all=[true])
    LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
    LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
{code}






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