Book Image

SQL Server 2017 Administrator's Guide

4 (1)
Book Image

SQL Server 2017 Administrator's Guide

4 (1)

Overview of this book

Take advantage of the real power of SQL Server 2017 with all its new features, in addition to covering core database administration tasks. This book will give you a competitive advantage by helping you quickly learn how to design, manage, and secure your database solution. You will learn how to set up your SQL Server and configure new (and existing) environments for optimal use. After covering the designing aspect, the book delves into performance-tuning aspects by teaching you how to effectively use indexes. The book will also teach you about certain choices that need to be made about backups and how to implement a rock-solid security policy and keep your environment healthy. Finally, you will learn about the techniques you should use when things go wrong, and other important topics, such as migration, upgrading, and consolidation, are covered in detail. Integration with Azure is also covered in depth. Whether you are an administrator or thinking about entering the field, this book will provide you with all the skills you need to successfully create, design, and deploy databases using SQL Server 2017.
Table of Contents (13 chapters)

Summary

In this chapter, we saw some basic performance tuning tips and SQL Server internals, which are essential to the understanding of troubleshooting. The SQL Server consists of several different layers, where it has it's own operating system inside, which is responsible for many tasks and is a subject for several DMVs, which we saw for troubleshooting. We can then check many of the performance counters, which closely relate to the storage and query processor layers to see how SQL Server is working and if there is any pressure on any of the subsystems such as CPU, memory, disk, or network.

Going further with the SQL Server analysis, we introduced the Wait Statistics troubleshooting methodology and possible DMVs to use to get more insight on the problems occurring in the SQL Server. At the end of the chapter, we extended the information about several wait types, which were...