BIT_COUNT()

Overview

Returns the number of bits set in the given argument.

See also: Functions in 10.6 ES, in 10.5 ES, and in 10.4 ES

EXAMPLES

CREATE TABLE bitcount_example (
  example BIGINT
);
INSERT INTO bitcount_example VALUES
  (42), (101), (99), (13), (64), (86);
SELECT BIN(example), BIT_COUNT(example) FROM bitcount_example;
+--------------+--------------------+
| BIN(example) | BIT_COUNT(example) |
+--------------+--------------------+
| 101010       |                  3 |
| 1100101      |                  4 |
| 1100011      |                  4 |
| 1101         |                  3 |
| 1000000      |                  1 |
| 1010110      |                  4 |
+--------------+--------------------+

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES