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create procedure [dbo].[userlogin]
@username nvarchar(20) output,
@secretcode nvarchar(50) output,
@authority char(3) output
as select @username=dbo.user_table.usrrname,
@secretcode=dbo.user_table.secret_code,
@authority=dbo.user_table.authrity
from dbo.user_table where dbo.user_table.usrrname=@username