User`s guide

5.2.3 Database support
Database servers, such as MS SQL Server and MS Exchange, can be problematic to
backup, partially due to open files and indexes and partially due to rapid data changes.
Therefore it is usually recommended that the database be suspended just before the
backup (data capture). You can suspend the database and clear all caches to ensure that
all transactions are completed at the moment of data capture. If it become necessary to
restore a damaged database, it will be restored completely and be ready to access after
recovery.
1. Before/after data capture commands
However, VSS is not available in server operation systems older than Windows 2003
Server, and not all databases support VSS. In these cases, the transactions completion
28 Copyright © SonicWALL, Inc., 2000-2008