Shrink Database in sql server

set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO

ALTER proc [dbo].[spShrink]
as
Begin
backup log kamaononstop with truncate_only
dbcc shrinkdatabase (kamaononstop,10,truncateonly)

ALTER DATABASE kamaononstop
MODIFY FILE ( NAME = N'kamaononstop',
MAXSIZE = 1024000KB , FILEGROWTH = 50%)

ALTER DATABASE kamaononstop
MODIFY FILE ( NAME = N'kamaononstop_log',
MAXSIZE = 1024000KB , FILEGROWTH = 50%)

END