[英]How Can I Set Value To output parameter in sql stored procedure within select statement?
[英]How to set and return a column Value in SQL Stored Procedure within If else statement
關於我的上一個問題,我不確定如何設置然后返回列數據值而不將其保存到表中。
if @datafield = 1
set ColumnA.table2=1
else if @datafield = 2 AND @datafield2 = 3
set ColumnA.table2= 0
else
return (SELECT ColumnA.table2 FROM table1 INNER JOIN table2 on table1.id and table2.id Where @datafield3 = 0)
我不確定在設置值后如何返回,我確實嘗試過begin和end,但都無法正常工作
您可以做的最簡單的事情來返回價值
Declare @returnvalue int
if @datafield = 1
set @returnvalue=1
else if @datafield = 2 AND @datafield2 = 3
set @returnvalue= 0
else
SELECT @returnvalue=ColumnA.table2 FROM table1
INNER JOIN table2 on table1.id and table2.id
Where @datafield3 = 0
select @returnvalue as ColumnA
return @returnvalue
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