libopeng created CALCITE-5934: --------------------------------- Summary: calcite avatica calculation error Key: CALCITE-5934 URL: https://issues.apache.org/jira/browse/CALCITE-5934 Project: Calcite Issue Type: Bug Reporter: libopeng
{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} -- This message was sent by Atlassian Jira (v8.20.10#820010)