negative
description
Syntax
BIGINT negative(BIGINT x)
DOUBLE negative(DOUBLE x)
DECIMAL negative(DECIMAL x)返回-x.
example
mysql> SELECT negative(-10);
+---------------+
| negative(-10) |
+---------------+
| 10 |
+---------------+
mysql> SELECT negative(12);
+--------------+
| negative(12) |
+--------------+
| -12 |
+--------------+keywords
NEGATIVE