CRC32

Syntax

CRC32(expr)

Purpose

Computes the cyclic redundancy check value and returns a 32-bit unsigned value.

The expr parameter should be a string. If it is not, it may be treated as a string.

If the parameter is NULL, the result is NULL.

Examples

obclient>SELECT CRC32('hello-world');
+-----------------------+
| COS32('hello-world') |
+-----------------------+
|               2983461467|
+-----------------------+
1 row in set