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

Big data overview

Big data has garnered an immense following in the data industry and with SQL Server's entry, it is a new ball game altogether! In this chapter, we will explore the big data phenomenon, along with the part SQL Server plays in it.

Big data processing brings several challenges. The 5Vs of big data present those challenges:

  • Volume: This represents the quantity of the data. Just imagine that, during 2020, the digital universe is expected to reach the size of 40 ZB (zettabytes). The challenge here is to store, replicate, and consume such a huge volume. The next year, the volume will be larger again.
  • Veracity: This represents the quality of the data, which can vary greatly. Not every information system or source of data produces the same quality data. Data can be incomplete and have missing information or it can be inconsistent, and while processing such datasets, you must implement the data cleansing process to overcome such challenges.
  • Variety:...