Book Image

SQL Server 2019 Administrator's Guide - Second Edition

By : Marek Chmel, Vladimír Mužný
Book Image

SQL Server 2019 Administrator's Guide - Second Edition

By: Marek Chmel, Vladimír Mužný

Overview of this book

SQL Server is one of the most popular relational database management systems developed by Microsoft. This second edition of the SQL Server Administrator's Guide will not only teach you how to administer an enterprise database, but also help you become proficient at managing and keeping the database available, secure, and stable. You’ll start by learning how to set up your SQL Server and configure new and existing environments for optimal use. The book then takes you through designing aspects and delves into performance tuning by showing you how to use indexes effectively. You’ll understand certain choices that need to be made about backups, implement security policy, and discover how to keep your environment healthy. Tools available for monitoring and managing a SQL Server database, including automating health reviews, performance checks, and much more, will also be discussed in detail. As you advance, the book covers essential topics such as migration, upgrading, and consolidation, along with the techniques that will help you when things go wrong. Once you’ve got to grips with integration with Azure and streamlining big data pipelines, you’ll learn best practices from industry experts for maintaining a highly reliable database solution. Whether you are an administrator or are looking to get started with database administration, this SQL Server book will help you develop the skills you need to successfully create, design, and deploy database solutions.
Table of Contents (17 chapters)
1
Section 1: Provisioning the SQL Server Environment
4
Section 2: Server and Database Maintenance
9
Section 3: High Availability and the Cloud with SQL Server 2019

Summary

Security is a very important part of your SQL Server deployment, and in this chapter, we have seen many options that you can use to secure your SQL Server environment. You are making important choices already during the setup of your environment, whereby you configure the service accounts and authentication. Once you have SQL Server up and running, you have to configure SQL Server logins for your groups and accounts, which provide them proper access to the SQL Server. 

It's important to understand the difference between authentication and authorization. Just because you can log in to the SQL Server does not give you the rights to change configuration, access data, or perform any data changes. There are many configuration items that require sysadmin role membership and there's a frequent push from application teams and application DBAs to be part of this restricted server role, but you should limit the members of the sysadmin role as much as possible. The same...