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Pinal Dave Microsoft MVP – SQL ServerFounder – [email protected]
Ahmedabad SQL Server User GroupAhmedabad, Gujarat, India
November 29, 2008
November 29, 2008© Pinal Dave
Speaker Profile
Microsoft Most Valuable Professional – SQL ServerMasters of Science (Computer Networks) –University of Southern California, Los Angeles, USA.Bachelors of Engineering (Electronics & Communication) – Nirma Institutes of Technology, Ahmedabad, India. MCP, MCDBA, MCADFounder – SQLAuthority.com6+ Years of experience as Database Administrator
November 29, 2008© Pinal Dave
Agenda
IntroductionSpeaker ProfileAgendaBackup & Restore DatabaseRandom Tech StuffSummaryQuestions & AnswersReferencesEnd Note
November 29, 2008© Pinal Dave
Compressed Backup
Introduction to BackupIntroduction to Compressed BackupCreating compressed backups is supported only in SQL Server 2008 Enterprise and later.In SQL Server 2008, every edition can restore a compressed backup.Compressed and uncompressed backups cannot co‐exist in a media set.
November 29, 2008© Pinal Dave
Advantage of Compressed Backup
Faster to completeLesser hard drive space
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Dis‐advantage of Compressed Backup
Higher CPU usageHigher Memory usage
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Backup Demo
Backup With CompressionBackup Without CompressionCompression Ratio
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Compression Ratio Dependency
The type of dataConsistency of data among rows on a pageData encryptionCompressed database
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Restore Database
Introduction to Restore DatabaseSQL Server 2008 and later version can only read compressed backups and restore them.
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Restore Demo
Restore Compressed Backup Database Restore Uncompressed Backup Database
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More Advantage of Compressed Backup
Compressed Database Backup are faster to restore than uncompressed database backup.
November 29, 2008© Pinal Dave
Did you know that…
Restoring master database is only possible through special method. (RESTORE keyword works on other databases except master)Online restore is allowed only in SQL Server 2005 Enterprise Edition and later version.Most developer finds issue with their backup when they try to restore them.
November 29, 2008© Pinal Dave
Your Ideas on Backup and Restore
Your Suggestions
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Summary
November 29, 2008© Pinal Dave
Questions and Answers
November 29, 2008© Pinal Dave
References
Microsoft Book OnlineSQLAuthority.comSQL Server 2008
November 29, 2008© Pinal Dave
End Note
Thank You!For any questions or queries contact me at [email protected]
November 29, 2008© Pinal Dave