8.1. Implement Availability Solutions
Any availability solution must provide for both hardware availability and data availability. One is not a replacement for the other any more than a database backup is a replacement for an effective availability strategy. A complete discussion of hardware strategies is beyond the scope of this book, but you should consider hardware-based availability as an important component of any availability architecture.
Data availability requires planning and implementation at the SQL Server configuration level. Common approaches to data availability include log shipping and database mirroring. Both hardware and data availability are critical to an overall availability strategy. In the following sections, we will overview ...
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