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MySQL | SIGN method

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schedule Jul 1, 2022
Last updated
local_offer MySQL
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MySQL's SIGN(~) method returns the sign of the argument.

Parameters

1. X | number

The number whose sign we want to return.

Return value

Case

Return value

Positive number

1

Zero

0

Negative number

-1

Examples

Positive number

To return the sign for a positive number:

SELECT SIGN(13.5);
+------------+
| SIGN(13.5) |
+------------+
| 1 |
+------------+

Zero

To return the sign for zero:

SELECT SIGN(0);
+---------+
| SIGN(0) |
+---------+
| 0 |
+---------+

Negative number

To return the sign for a negative number:

SELECT SIGN(-400);
+------------+
| SIGN(-400) |
+------------+
| -1 |
+------------+
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Published by Arthur Yanagisawa
Edited by 0 others
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