Is database mirroring compatible between SQL Server 2005 (Standard Edition) SP1 and SP2? I currently run SP1, and will shortly be introducing a failover partner. I'd like to have the failover partner installed as SP2, start the mirroring, manually failover, then upgrade the existing server to SP2 as well.
Is this a supported upgrade method, or will I need to upgrade the existing server to SP2 before setting up database mirroring? The SP2 installation instructions and readme file don't appear to mention mirroring at all (at least not that I can find).
Many thanks for any assistance.
Yes it will work, but for better practice can you mention what is reason for not applying SP2 on principal server?|||The intention is to upgrade the principal server to SP2 once the database has failed over to the mirror. This particular database server is constrained by SLAs for downtime (including scheduled downtime), so I would far prefer to failover to the new mirror running SP2, and then upgrade the existing server to SP2.|||How to install service packs and hotfixes on an instance of SQL Server 2005 that is configured to use database mirroring
http://support.microsoft.com/kb/926824
Hope this helps
Vishal
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