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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2022/05/26 07:54:49 UTC
[GitHub] [incubator-doris] BiteTheDDDDt commented on issue #9789: [Bug] variance calculate error
BiteTheDDDDt commented on issue #9789:
URL: https://github.com/apache/incubator-doris/issues/9789#issuecomment-1138267117
```sql
MySQL [test]> set enable_vectorized_engine=false;
Query OK, 0 rows affected (0.001 sec)
MySQL [test]> select variance(cast(k1 as decimal)) from test_var;
+--------------------------------------+
| variance(CAST(`k1` AS DECIMAL(9,0))) |
+--------------------------------------+
| 564.666666667 |
+--------------------------------------+
1 row in set (0.017 sec)
MySQL [test]> set enable_vectorized_engine=true;
Query OK, 0 rows affected (0.001 sec)
MySQL [test]> select variance(cast(k1 as decimal)) from test_var;
+--------------------------------------+
| variance(CAST(`k1` AS DECIMAL(9,0))) |
+--------------------------------------+
| 564.666666667 |
+--------------------------------------+
1 row in set (0.018 sec)
```
How can I reproduce the results in the description?
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