SQL Server 2016 函数:STUFF

  • STUFF 函数用于删除或者替换指定长度的字符串
-- STUFF 返回字符串类型
STUFF(字段名,开始位置,长度,替代字符串);
SELECT STUFF('aabbcc',3,2,'');

SELECT STUFF('aabbcc',3,2,'eeee');

《SQL Server 2016 函数:STUFF》 image.png

SELECT * FROM Subject WHERE ID=4;

SELECT *,STUFF(Description,7,5,'') AS New_Description FROM Subject WHERE ID=4;

SELECT *,STUFF(Description,7,5,'替代字符abcd') AS New_Description FROM Subject WHERE ID=4;

《SQL Server 2016 函数:STUFF》 image.png

    原文作者:CursiveS
    原文地址: https://www.jianshu.com/p/aece34c07f9d
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