group_bit_and
description
Syntax
expr GROUP_BIT_AND(expr)
对expr进行 and 计算, 返回新的expr 支持所有INT类型
example
mysql> select * from group_bit;
+-------+
| value |
+-------+
| 3 |
| 1 |
| 2 |
| 4 |
+-------+
4 rows in set (0.02 sec)
mysql> select group_bit_and(value) from group_bit;
+------------------------+
| group_bit_and(`value`) |
+------------------------+
| 0 |
+------------------------+keywords
GROUP_BIT_AND,BIT