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SQL Server 2017 Administrator's Guide

You're reading from  SQL Server 2017 Administrator's Guide

Product type Book
Published in Dec 2017
Publisher Packt
ISBN-13 9781786462541
Pages 434 pages
Edition 1st Edition
Languages

Table of Contents (13) Chapters

Preface 1. Setting up SQL Server 2017 2. Keeping Your SQL Server Environment Healthy 3. Backup and Recovery 4. Securing Your SQL Server 5. Disaster Recovery Options 6. Indexing and Performance 7. Troubleshooting SQL Server Environment and Internals 8. Migration and Upgrade 9. Automation - Using Tools to Manage and Monitor SQL Server 2017 10. Always On High Availability Features 11. In-Memory OLTP - Why and How to Use it 12. Combining SQL Server 2017 with Azure

Why migration is necessary

An important reason to upgrade is the support for SQL Server. Once the mainstream support for SQL Server ends, there will be no more service packs and cumulative updates bringing new features to the old versions.

As you can see from the following table, just three SQL Server versions are supported as of now (Fall 2017). And those are SQL Server 2014, SQL Server 2016, and the current SQL Server 2017:

SQL Server version Release date End of mainstream support
SQL Server 2000 Nov 2000 4/8/2008
SQL Server 2005 Jan 2006 4/12/2011
SQL Server 2008 Nov 2008 1/14/2014
SQL Server 2008 R2 Jul 2010 1/14/2014
SQL Server 2012 May 2012 7/11/2017
SQL Server 2014 June 2014 7/9/2019
SQL Server 2016 June 2016 10/12/2021
SQL Server 2017 Sept 2017 10/11/2022

Although many of the older versions are not supported anymore, it does not mean those are not...

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