[ 
https://issues.apache.org/jira/browse/CALCITE-5934?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

libopeng closed CALCITE-5934.
-----------------------------
    Resolution: Duplicate

> calcite avatica calculation error
> ---------------------------------
>
>                 Key: CALCITE-5934
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5934
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: libopeng
>            Priority: Major
>
> Here's the raw data.
> {code:java}
> > +-------+--------+-----------+------+------------+---------+---------+--------+
> > | EMPNO | ENAME  | JOB       | MGR  | HIREDATE   | SAL     | COMM    | 
> > DEPTNO |
> > +-------+--------+-----------+------+------------+---------+---------+--------+
> > |  7369 | SMITH  | CLERK     | 7902 | 1980-12-17 |  800.00 |         |     
> > 20 |
> > |  7499 | ALLEN  | SALESMAN  | 7698 | 1981-02-20 | 1600.00 |  300.00 |     
> > 30 |
> > |  7521 | WARD   | SALESMAN  | 7698 | 1981-02-22 | 1250.00 |  500.00 |     
> > 30 |
> > |  7566 | JONES  | MANAGER   | 7839 | 1981-02-04 | 2975.00 |         |     
> > 20 |
> > |  7654 | MARTIN | SALESMAN  | 7698 | 1981-09-28 | 1250.00 | 1400.00 |     
> > 30 |
> > |  7698 | BLAKE  | MANAGER   | 7839 | 1981-01-05 | 2850.00 |         |     
> > 30 |
> > |  7782 | CLARK  | MANAGER   | 7839 | 1981-06-09 | 2450.00 |         |     
> > 10 |
> > |  7788 | SCOTT  | ANALYST   | 7566 | 1987-04-19 | 3000.00 |         |     
> > 20 |
> > |  7839 | KING   | PRESIDENT |      | 1981-11-17 | 5000.00 |         |     
> > 10 |
> > |  7844 | TURNER | SALESMAN  | 7698 | 1981-09-08 | 1500.00 |    0.00 |     
> > 30 |
> > |  7876 | ADAMS  | CLERK     | 7788 | 1987-05-23 | 1100.00 |         |     
> > 20 |
> > |  7900 | JAMES  | CLERK     | 7698 | 1981-12-03 |  950.00 |         |     
> > 30 |
> > |  7902 | FORD   | ANALYST   | 7566 | 1981-12-03 | 3000.00 |         |     
> > 20 |
> > |  7934 | MILLER | CLERK     | 7782 | 1982-01-23 | 1300.00 |         |     
> > 10 |
> > +-------+--------+-----------+------+------------+---------+---------+--------+
> >  {code}
>  
> {code:java}
> select e1.*
> from "scott".emp e1
> inner join "scott".emp e2 on e1.COMM=e2.COMM and ((e1.COMM is null) = 
> (e2.COMM is null))
> WHERE e1.MGR is null;
> +-------+-------+-----------+-----+------------+---------+------+--------+
> | EMPNO | ENAME | JOB       | MGR | HIREDATE   | SAL     | COMM | DEPTNO |
> +-------+-------+-----------+-----+------------+---------+------+--------+
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> |  7839 | KING  | PRESIDENT |     | 1981-11-17 | 5000.00 |      |     10 |
> +-------+-------+-----------+-----+------------+---------+------+--------+{code}
> The above sql executes the above result is wrong, 'MGR is null' has only one 
> line of data, and the 'comm' of this line is also null, the correct result is 
> to return empty data.
> But the following sql execution results are correct.
> {code:java}
> select e1.*
> from "scott".emp e1
> inner join "scott".emp e2 on e1.COMM=e2.COMM   <-- Here reduce the condition 
> WHERE e1.MGR is null; 
> +-------+-------+-----+-----+----------+-----+------+--------+
> | EMPNO | ENAME | JOB | MGR | HIREDATE | SAL | COMM | DEPTNO |
> +-------+-------+-----+-----+----------+-----+------+--------+
> +-------+-------+-----+-----+----------+-----+------+--------+{code}



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