RTRIM (Transact-SQL)
截断所有尾随空格后返回一个字符串。
语法
RTRIM ( character_expression )
参数
返回类型
varchar 或nvarchar
示例
以下示例显示如何使用 RTRIM 删除字符变量中的尾随空格。
DECLARE @string_to_trim varchar(60);
SET @string_to_trim = 'Four spaces are after the period in this sentence. ';
SELECT @string_to_trim + ' Next string.';
SELECT RTRIM(@string_to_trim) + ' Next string.';
GO
下面是结果集。
-------------------------------------------------------------------------
Four spaces are after the period in this sentence.Next string.
(1 row(s) affected)
-------------------------------------------------------------------------
Four spaces are after the period in this sentence.Next string.
(1 row(s) affected)