[GitHub] [incubator-doris] yangzhg opened a new issue #3379: except operater output may incorrect

[GitBox <gi...@apache.org>]

yangzhg opened a new issue #3379:
URL: https://github.com/apache/incubator-doris/issues/3379


   except operater  may produce incorrect value；
   like
   ```
   
   mysql> select k1 from baseall except select 2;
   +------+
   | k1   |
   +------+
   |   14 |
   |    9 |
   |    7 |
   |    2 |
   |   12 |
   |   11 |
   |    5 |
   |   15 |
   |    1 |
   |    6 |
   |    8 |
   |   13 |
   |    3 |
   |    4 |
   |   10 |
   +------+
   15 rows in set (0.20 sec)
   ```
   
   the value 2 sometimes not filtered


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