Book Image

SQL Server 2016 Developer's Guide

By : Miloš Radivojević, Dejan Sarka, William Durkin
Book Image

SQL Server 2016 Developer's Guide

By: Miloš Radivojević, Dejan Sarka, William Durkin

Overview of this book

Microsoft SQL Server 2016 is considered the biggest leap in the data platform history of the Microsoft, in the ongoing era of Big Data and data science. This book introduces you to the new features of SQL Server 2016 that will open a completely new set of possibilities for you as a developer. It prepares you for the more advanced topics by starting with a quick introduction to SQL Server 2016's new features and a recapitulation of the possibilities you may have already explored with previous versions of SQL Server. The next part introduces you to small delights in the Transact-SQL language and then switches to a completely new technology inside SQL Server - JSON support. We also take a look at the Stretch database, security enhancements, and temporal tables. The last chapters concentrate on implementing advanced topics, including Query Store, column store indexes, and In-Memory OLTP. You will finally be introduced to R and learn how to use the R language with Transact-SQL for data exploration and analysis. By the end of this book, you will have the required information to design efficient, high-performance database applications without any hassle.
Table of Contents (21 chapters)
SQL Server 2016 Developer's Guide
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
12
In-Memory OLTP Improvements in SQL Server 2016

Limitations of using Stretch Database


As you saw in the previous section, there are many limitations when you work with Stretch Database. You can distinguish between limitations that the prevent usage of Stretch Database and limitations in database tables that are enabled for stretching.

Limitations that prevent you from enabling the Stretch DB feature for a table

In this section, you will see the limitations that prevent you from using Stretch DB. They can be divided into table, column, and index limitations.

Table limitations

You cannot enable the Stretch DB feature for any SQL Server table. A table should have Stretch DB-friendly properties. The following list shows the table properties that prevent the use of the Stretch DB feature:

  • It is a memory-optimized table

  • It is a file table

  • It contains FILESTREAM data

  • It uses Change Data Capture or Change Tracking features

  • It has more than 1,023 columns or more than 998 indexes

  • Tables referenced with a foreign key

  • It is referenced by indexed views

  • It contains...