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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
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James Rowland-Jones
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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

Installing PolyBase in SQL Server 2019

PolyBase is an optional component in SQL Server. You must either include it as part of the initial install or add it after install to be able to use it. You will also need to enable it once installed.

PolyBase can be installed in one of two modes: standalone mode or as a scale-out group. In standalone mode, SQL Server operates as both the "head" and a singular "compute" node. This is a good option when connecting to smaller, relational sources. When you set up PolyBase as a scale-out group, SQL Server operates as a cluster with a "head" and multiple "compute" nodes. This provides enhanced scalability and performance for the solution. Scale-out groups are particularly relevant when querying very large systems with partitioned tables or a big data system, which may contain billions of records.

In this section, you will learn about how you install PolyBase in either mode. The steps to perform this task...

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