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Mastering Entity Framework Core 2.0

You're reading from   Mastering Entity Framework Core 2.0 Dive into entities, relationships, querying, performance optimization, and more, to learn efficient data-driven development

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781788294133
Length 386 pages
Edition 1st Edition
Languages
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Author (1):
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Prabhakaran Anbazhagan Prabhakaran Anbazhagan
Author Profile Icon Prabhakaran Anbazhagan
Prabhakaran Anbazhagan
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Toc

Table of Contents (13) Chapters Close

Preface 1. Kickstart - Introduction to Entity Framework Core 2. The Other Way Around – Database First Approach FREE CHAPTER 3. Relationships – Terminology and Conventions 4. Building Relationships – Understanding Mapping 5. Know the Validation – Explore Inbuilt Validations 6. Save Yourself – Hack Proof Your Entities 7. Going Raw – Leveraging SQL Queries in LINQ 8. Query Is All We Need – Query Object Pattern 9. Fail Safe Mechanism – Transactions 10. Make It Real – Handling Concurrencies 11. Performance – It's All About Execution Time 12. Isolation – Building a Multi-Tenant Database

Basic raw SQL queries

The main idea of abstracting SQL queries from the framework is to perform implementation irrespective of the data source that we will be using in the application. We might think that creating raw SQL queries must be defeating the very purpose of EF Core's existence. There are a few valid requirements that might need raw SQL instead of leaving Entity to do the work for us.

It could be anything, something that could not be achieved through LINQ queries or performance that was not optimized by Entity-generated queries. The reason could be anything, but, at the end of the day, we all work for an outcome, an optimized outcome with better performance. We might be ready to take extreme measures in not aligning with the framework/APIs, provided the reason is substantiated more than the API usage.

We could perform basic SQL queries or execute stored procedures...

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