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Microsoft SQL Server 2008 High Availability
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Relevance of Microsoft SQL Server
2008 High Availability
What is High Availability?
This section introduces
several SQL Server
high-availability solutions
that improve the
availability of servers or
databases. A
high-availability solution
masks the effects of a
hardware or software failure
and maintains the
availability of applications
so that the perceived
downtime for users is
minimized
Features
of High Availability
-
Recover corrupt data pages
from a mirror server with
enhanced database mirroring
features
-
Take advantage of failover
clustering enhancements in
Microsoft SQL Server 2008
and Microsoft Windows Server
2008
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Add new nodes to a
peer-to-peer replication
solution without taking
applications offline
-
Improve restore times and
reduce backup volume size
with new support for backup
compression
-
Improve concurrency with
locking enhancements
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Reduce downtime for hardware
maintenance with Hot-Add CPU
capabilities
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Use Resource Governor to
proactively control workload
prioritization
High
Availability Topics
-
Replication, Log Shipping,
Database Mirroring, Failover
Clustering
Microsoft link (reference)
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