SQL Server stored procedure insert statement using dynamic table name

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any help please appreciated,
as i am looking to work with dynamic variable table into sql stored procedure.
my code is below.

SQL

ALTER procedure [dbo].[emailListUpdate]
(
@EmailID as varchar(120),
@ListID as varchar(120)
)
as
declare 
@tablename as varchar(120)='EmailList'+@ListID
begin
set nocount on
if not exists (select top 1 * from [@tablename] where EmailID=@EmailID)
begin
insert into [@tablename](EmailID) values(@EmailID)
select result=2 --New List Inserted
end
else
select result=1--already exist with diffrent status update and return old status with id
set nocount off
end

exec dbo.emailListUpdate 219809,29
while running in such way i am gettting

Msg 208, Level 16, State 1, Procedure emailListUpdate, Line 12
Invalid object name 'dbo.@tablename'.

Posted 6-Jul-13 3:49am

jsmtp.com

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jsmtp.com · Accepted Answer · 2013-07-06T04:05:00

Solution 1

SQL

DECLARE @SQL VARCHAR(MAX);

SET @SQL ='if not exists (select top 1 * from ['+@tablename+'] where EmailID='+@EmailID+')
begin
insert into ['+@tablename+'](EmailID) values('+@EmailID+')
select result=2
end
else
select result=1
'
EXEC (@SQL);

This is the solution found.

Posted 6-Jul-13 4:05am

jsmtp.com