摘要： 1、The use of functionmerge(update、insert、delete)Example:#1.Initialize the datacreate table #test(id int ,value int); create table #test2(id int ,value... 阅读全文

摘要： 1、用于删除重复记录（The use of to delete the common record）例子：（Example）#1初始化数据（Initialize the data）CREATE TABLE #tmp1 ( id int, name nvarchar(20), age int );IN... 阅读全文