bitnot

description

Syntax

BITNOT(Integer-type value)

返回一个整数取反运算的结果.

整数范围:TINYINT、SMALLINT、INT、BIGINT、LARGEINT

example

1. mysql> select bitnot(7) ans;
2. +------+
3. | ans  |
4. +------+
5. |   -8 |
6. +------+

8. mysql> select bitxor(-127) ans;
9. +------+
10. | ans  |
11. +------+
12. |  126 |
13. +------+

keywords

1. BITNOT