sqlserver创建临时表的两种写法和删除临时表

--创建、删除临时表

--第一种方式 
create table #tmp(name varchar(255),id int)

--第二种方式
select count(id) as storyNum ,
sum(convert(numeric(10,2),case when isnumeric(code)=1 then code else 0 end)) as codeNum,
sum((case when isnumeric(realcode)=1 then convert(numeric(10,2),realcode) else 0.0 end)) as realcodeNum,
tdtname,cycle,jiracomponent,jirastatename,qualityvalue,storycodellt 
into #tmp from IKNOW_STORY_U2000V1R7C00 group by tdtname,cycle,jiracomponent,jirastatename,qualityvalue,storycodellt

--查询临时表
select * from #tmp

--删除临时表
if object_id('tempdb..#tmp') is not null
	begin
		drop table #tmp 
	end  

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