# RTRIM function

The RTRIM function removes blanks from the end of a character string expression.

## Syntax

    RTRIM ( characterExpression )

A characterExpression is a CHAR, VARCHAR, or LONG VARCHAR data type, any built-in type that is implicitly converted to a string.

RTRIM returns NULL if characterExpression evaluates to null.

## Examples

    -- returns ' asdf'
    VALUES RTRIM(' asdf  ')
    -- returns 'asdf'
    VALUES RTRIM('asdf  ')

Parent topic: Built-in functions