Book Image

SQL Server on Linux

Book Image

SQL Server on Linux

Overview of this book

Microsoft's launch of SQL Server on Linux has made SQL Server a truly versatile platform across different operating systems and data-types, both on-premise and on-cloud. This book is your handy guide to setting up and implementing your SQL Server solution on the open source Linux platform. You will start by understanding how SQL Server can be installed on supported and unsupported Linux distributions. Then you will brush up your SQL Server skills by creating and querying database objects and implementing basic administration tasks to support business continuity, including security and performance optimization. This book will also take you beyond the basics and highlight some advanced topics such as in-memory OLTP and temporal tables. By the end of this book, you will be able to recognize and utilize the full potential of setting up an efficient SQL Server database solution in your Linux environment.
Table of Contents (13 chapters)

Authentication process

This question is very simple: Who are you? Unfortunately, the answer is not so simple. The database engine needs to verify your identity, and I believe a more important question is Is this really you?

During the setup procedure, you have to select a sa password which actually uses the SQL Server authentication process. This database engine comes from Windows and it is tightly connected with Active Directory and internal Windows authentication. In this phase of development, SQL Server on Linux only supports SQL authentication.

Figure 8-1. Authentication process

SQL Server has a very secure entry point. This means no access without the correct credentials. Every information system has some way of checking a user's identity, but SQL Server has three different ways of verifying identity, and the ability to select the most appropriate method, based on individual...