negative

description

Syntax

BIGINT negative(BIGINT x) DOUBLE negative(DOUBLE x) DECIMAL negative(DECIMAL x) 返回-x.

example

  1. mysql> SELECT negative(-10);
  2. +---------------+
  3. | negative(-10) |
  4. +---------------+
  5. |            10 |
  6. +---------------+
  7. mysql> SELECT negative(12);
  8. +--------------+
  9. | negative(12) |
  10. +--------------+
  11. |          -12 |
  12. +--------------+

keywords

  1. NEGATIVE