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)
Section 1: Provisioning the SQL Server Environment
Section 2: Server and Database Maintenance
Section 3: High Availability and the Cloud with SQL Server 2019

Creating and editing maintenance plans

For DBAs who are not so familiar with SQL Server, the best starting point is a tool called a maintenance plan. We can think of the tool as a set of typical regular tasks that should be executed on every database hosted on our SQL Server instance. The maintenance plan itself can be created manually using the Maintenance Plan Design Surface or the Maintenance Plan Wizard, which is very good for ensuring that all the basic tasks needed to keep our database healthy are not missed.

The Maintenance plans node allows you to create one big sequence of many tasks scheduled together, but that is not desirable for most scenarios. For example, planning full backups and transaction log backups to be executed at the same time makes no sense. That is why a more common approach is to create one maintenance plan divided into subplans – units of work containing fewer tasks grouped together by their meaning. Subplans...