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

Product type Paperback

Published in Dec 2017

Publisher Packt

ISBN-13 9781788294133

Length 386 pages

Edition 1st Edition

Languages

Tools

.NET Core

Concepts

Application Development

Author (1):

Prabhakaran Anbazhagan

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Table of Contents (13) Chapters

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

Creating a cross-context transaction

We have seen transactions within a single context so far. Let's now explore how transactions could be maintained between different data contexts. We still have only one data context in the blogging system; let's introduce file upload functionality that will be maintained in a different database, thereby requiring us to create a different data context.

File upload support to the blogging system

The file upload functionality will be introduced in the Posts section, where we could upload an image against a post. To start with, let's create a File type, which is inherited from IFormFile. It will be used as a base type while uploading the file content to the controller action...

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Authors (1)

Prabhakaran Anbazhagan

Prabhakaran Anbazhagan is a Microsoft Solution Architect living in Chennai, India. His passion for programming started while creating a website for his school, and that's where the never-ending journey started. He became the secretary of a technology group in college, creating websites yet again, automating symposiums, and much more. He started his career at a prestigious product-based company; his knowledge was respected and recognized by his seniors, who let him develop tools and automation to sharpen his talents. Lucky guy! People hardly ever get to nurture their talent, but he got a handful of opportunities to sharpen his skills and become a Solution Architect, becoming a jack of all trades but still an expert in .NET. Prabhakaran has more than 12 years of IT experience in architecting, designing, and developing mission-critical desktop, web, and mobile applications. He has experience in full-stack development spanning ASP.NET MVC, Web API, C#, Mobility expert in Swift, Objective-C, Blackberry Cascades, hybrid apps, SharePoint, JavaScript, jQuery, and MEAN.JS.

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