Hi,
I think above all article will give you all answer's.
Please check with these also.
http://www.symantec.com/business/support/index?page=content&id=TECH163580&profileURL=https%3A%2F%2Fsymaccount-profile.symantec.com%2FSSO%2Findex.jsp%3FssoID%3D1360304887646t1nYsvXFdM3Prw4b76yIkDl2G25zR3NH68Kk3
Best Practices guide for Installing the Symantec Endpoint Protection Manager with a SQL Server 2005 Database.
http://www.symantec.com/business/support/index?page=content&id=TECH104405&profileURL=https%3A%2F%2Fsymaccount-profile.symantec.com%2FSSO%2Findex.jsp%3FssoID%3D1360304889374bgOZVOGu7U8Xmrs25wYkTh4XjF4nl7wN4A1l0