LENGTH function (ODBC compatible)

Syntax

LENGTH ( char_expression )

Description

The scalar function LENGTH returns the number of characters in char_expression, excluding trailing blanks.

Example

SELECT name 'LONG NAME'

     FROM  customer

     WHERE LENGTH (name) > 5 ;

Notes

• The argument to the function must be of character type.
• The result is of type INTEGER.
• If the argument expression evaluates to null, the result is null.