RTRIM

Remove trailing spaces. This function returns the string with any trailing whitespace characters removed.

Syntax

RTRIM(str)

Description

Returns the string str with trailing space characters removed.

Returns NULL if given a NULL argument. If the result is empty, returns either an empty string, or, with SQL_MODE=Oracle, NULL.

The Oracle mode version of the function can be accessed outside of Oracle mode by using RTRIM_ORACLE as the function name.

Examples

SELECT QUOTE(RTRIM('MariaDB    '));
+-----------------------------+
| QUOTE(RTRIM('MariaDB    ')) |
+-----------------------------+
| 'MariaDB'                   |
+-----------------------------+

Oracle mode:

SELECT RTRIM(''),RTRIM_ORACLE('');
+-----------+------------------+
| RTRIM('') | RTRIM_ORACLE('') |
+-----------+------------------+
|           | NULL             |
+-----------+------------------+

See Also

• LTRIM - leading spaces removed

• TRIM - removes all given prefixes or suffixes

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