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Introducing Microsoft SQL Server 2019

You're reading from   Introducing Microsoft SQL Server 2019 Reliability, scalability, and security both on premises and in the cloud

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Product type Paperback
Published in Apr 2020
Publisher Packt
ISBN-13 9781838826215
Length 488 pages
Edition 1st Edition
Languages
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Authors (8):
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Allan Hirt Allan Hirt
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Allan Hirt
Dustin Ryan Dustin Ryan
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Dustin Ryan
Mitchell Pearson Mitchell Pearson
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Mitchell Pearson
Kellyn Gorman Kellyn Gorman
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Kellyn Gorman
Dave Noderer Dave Noderer
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Dave Noderer
Buck Woody Buck Woody
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Buck Woody
Arun Sirpal Arun Sirpal
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Arun Sirpal
James Rowland-Jones James Rowland-Jones
Author Profile Icon James Rowland-Jones
James Rowland-Jones
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Toc

Table of Contents (15) Chapters Close

Preface 1. Optimizing for performance, scalability and real‑time insights 2. Enterprise Security FREE CHAPTER 3. High Availability and Disaster Recovery 4. Hybrid Features – SQL Server and Microsoft Azure 5. SQL Server 2019 on Linux 6. SQL Server 2019 in Containers and Kubernetes 7. Data Virtualization 8. Machine Learning Services Extensibility Framework 9. SQL Server 2019 Big Data Clusters 10. Enhancing the Developer Experience 11. Data Warehousing 12. Analysis Services 13. Power BI Report Server 14. Modernization to the Azure Cloud

Replication

A DBA's ability to provide access to the data for the business is an essential part of the role. Replication of data to secondary databases, either for reporting, data protection, or transformation, is an important feature. SQL Server 2019 on Linux now includes support for replication outside of VM replication with Site Recovery. The architecture support includes SQL Server 2019 on Linux in a container with the SQL Agent.

In any SQL Server replicated environment, there are three main identifiers:

  • Publisher
  • Subscriber
  • Distributer

Due to the goal of replication being failover if a failure occurs, a SQL Server instance that is part of a replication scenario can be any one of the three options. Replication configuration can be performed from the command line with stored procedures, or from SSMS Publication types are decided by the subscriber's needs:

  • Transactional: A per transaction replication from publisher to subscriber.
  • Snapshot...
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