42 Chapter 2 • Installing SQL Server 2008Dimension, attribute relationship, aggregate, and cube design improvements Personalization extensions Yes Yes Financial aggregations Yes Partiti
Trang 142 Chapter 2 • Installing SQL Server 2008
Dimension, attribute relationship, aggregate, and cube design
improvements
Personalization extensions Yes Yes Financial aggregations Yes
Partitioned customers Yes
Semi-additive measures Yes
Linked measures and dimensions Yes Binary and compressed XML
Analysis Services shared,
Data mining tools: wizards,
Models on filtered subsets of mining structure data Yes
Table 2.3 Continued SQL Server 2008 Analysis Services Features by Edition
Continued
Trang 2Installing SQL Server 2008 • Chapter 2 43
Table 2.4 identifies the feature differences in editions in SQL Server 2008
Reporting Services For further information on these features, refer to the article
Features Supported by the Editions of SQL Server 2008 at http://msdn.microsoft.
com/en-us/library/cc645993.aspx
Time series:
custom blending between
■
■
ARTXP and ARIMA models prediction with new data
■
■
cross series predictions
■
■
Yes
Unlimited concurrent data
Advanced configuration and tuning for algorithms Yes Algorithm plug-in API Yes Parallel model processing Yes
Multiple prediction targets for nạve Bayes, neural network, and logistic regression
Yes
Table 2.3 Continued SQL Server 2008 Analysis Services Features by Edition
Trang 3Feature Name Enterprise Standard Workgroup Web Express Express Tools Express Advanced
Manager) Yes (Report Manager) Role-based
security Yes Yes Yes (Fixed roles) Yes (Fixed roles) Yes (Fixed roles) Ad-hoc reporting
(Report Builder) Yes Yes Yes
Word export
and enhanced
text formatting
SharePoint
Enhanced
SSRS gauges
and charting
Export to Excel,
Remote and
nonrelational
data source
support
Table 2.4 SQL Server 2008 Reporting Services Features by Edition
Trang 4E-mail and
fileshare delivery Yes Yes
Report history,
scheduling,
subscriptions,
and caching
Data source,
delivery,
and rendering
extensibility
Infinite
clickthrough Yes
Data-driven
subscriptions Yes
Reporting
Services memory
limits
Trang 546 Chapter 2 • Installing SQL Server 2008
Planning Your Installation
The planning process prior to installation is a critical component of the success of any product installation or upgrade process In the planning process, understanding the overall architecture and the tracking all the details are critical
Understand the current hardware resources and budget parameters to stage,
■
■
test, and perform the installations and upgrades
Understand the application and database architecture used in the business
■
■
applications
What specific functionality needs to be tested to ensure certain speed
■
■
and/or security requirements?
Is there a test plan to support the validation process after the upgrade
■
■
and installation?
Understand the business’s service level agreements for all SQL Server
■
■
applications
Is there a time window available for upgrading the SQL Server
■
■
instances?
Is there disk space (or budget for additional disks) to host a
side-by-■
■
side installation?
If the time window is insufficient for an upgrade, consider a migration
■
■
process of upgrading the instance on another server or an instance on the same server
Document the installation components to be used in the process
■
■
Create all the service and administrator accounts required by the
■
■
various SQL Server components
Detail the directories where the software and data directories will reside
■
■
Define and implement a testing process for the installation/upgrade and
■
■
success criteria
Plan the disk layout of the new or existing environment to ensure enough
■
■
storage space for backups, additional space for installation files and logs as well as the database files
Establish a backup and recovery plan
■
■
Perform backup and recovery on test servers to ensure procedures are
■
■
operable in the case of a production incident