The Information Store service is a Microsoft
Windows 2000 service that manages the Exchange stores. Web Storage
System is a storage platform used by Exchange that provides a
single repository for managing multiple types of unstructured
information within one infrastructure. It combines the features of
a file system, the Web, and a collaboration server (such as
Exchange) through a single, URL addressable location for storing,
accessing, and managing information, as well as building and
running applications. Web Storage System is based on the technology
that drives Exchange Server Information Store.
Create smaller databases that backup and restore faster than
one large database.
Create separate databases for departments, work groups, or
cross-functional teams. Identify the number of databases that
balance administrative control with reliability requirements for
Specify restore times. If you have a Service Level
Agreement(SLA) requiring a certain restore time for some of your
data, multiply your database sizes by the transfer rates of your
restore equipment to calculate SLA conformance.
Use different backup schedules for different sets of data. The
storage group is the best unit for backup because backing it up
automatically includes the transaction logs for all databases in
The public folder store installed by default on your server
contains the MAPI public folder hierarchy, which is the All Public
Folders branch of the Public Folders tree. You can have only one
MAPI public folder hierarchy in your Exchange installation and it
is associated with only one default public store. If you have other
servers in your installation, you can choose from their default
public folder stores.