The Ultimate Guide to High Availability with MariaDB

BIT_COUNT

Syntax

BIT_COUNT(N)

Description

Returns the number of bits that are set in the argument N.

Examples

SELECT BIT_COUNT(29), BIT_COUNT(b'101010');
+---------------+----------------------+
| BIT_COUNT(29) | BIT_COUNT(b'101010') |
+---------------+----------------------+
|             4 |                    3 |
+---------------+----------------------+

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