MySQL Tutorial/Math Numeric Functions/CRC32

CRC32(expr) returns a cyclic redundancy check value and returns a 32-bit unsigned value.

The result is NULL if the argument is NULL.

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mysql> SELECT CRC32("sqle.ru"); +---------------------+ | CRC32("sqle.ru") | +---------------------+ | 91442478 | +---------------------+ 1 row in set (0.00 sec) mysql> mysql></source>