BYTE_LENGTH Function [String]

Returns the number of bytes in a string.

Syntax

BYTE_LENGTH ( string-expression )

Parameters
Parameters	Description
string-expression	The string whose length is to be calculated.

INT

Returns the value 12:

SELECT BYTE_LENGTH( 'Test Message' ) FROM iq_dummy

Trailing white space characters are included in the length returned.

The return value of a NULL string is NULL.

If the string is in a multibyte character set, the BYTE_LENGTH value differs from the number of characters returned by CHAR_LENGTH.

If you are licensed to use the Unstructured Data Analytics functionality, you can use this function with large object data.

See Unstructured Data Analytics in Sybase IQ > Function Support.