Search icon
Subscription
0
Cart icon
Close icon
You have no products in your basket yet
Save more on your purchases!
Savings automatically calculated. No voucher code required
Arrow left icon
All Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Newsletters
Free Learning
Arrow right icon
SQL Server 2017 Developer???s Guide

You're reading from  SQL Server 2017 Developer???s Guide

Product type Book
Published in Mar 2018
Publisher Packt
ISBN-13 9781788476195
Pages 816 pages
Edition 1st Edition
Languages

Table of Contents (25) Chapters

Title Page
Copyright and Credits
Dedication
Packt Upsell
Contributors
Preface
1. Introduction to SQL Server 2017 2. Review of SQL Server Features for Developers 3. SQL Server Tools 4. Transact-SQL and Database Engine Enhancements 5. JSON Support in SQL Server 6. Stretch Database 7. Temporal Tables 8. Tightening Security 9. Query Store 10. Columnstore Indexes 11. Introducing SQL Server In-Memory OLTP 12. In-Memory OLTP Improvements in SQL Server 2017 13. Supporting R in SQL Server 14. Data Exploration and Predictive Modeling with R 15. Introducing Python 16. Graph Database 17. Containers and SQL on Linux 1. Other Books You May Enjoy Index

SQL Graph limitations


The SQL Graph feature is new in SQL Server 2017 and has many limitations. In this review, you will see general limitations for graph tables and missing validation features in edge tables.

General limitations

You saw that creating node and edge tables in SQL Server 2017 is very straightforward. However, there are certain limitations for both table types in this version. Nodes and edge tables cannot be created as memory-optimized, system-versioned temporal tables or temporary tables. Table variables cannot be declared as node or edge tables. Automatically generated $from_id and $to_id columns in an edge table cannot be updated; you can insert a new edge and remove the existing one. Finally, cross database queries on graph objects are not supported.

It is usual that the first implementation of a new feature has certain limitations. It is also usual that most of them are removed in the next release. We have a good reason to hope that this will be the case with these limitations...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $15.99/month. Cancel anytime}