In the previous tutorial, you learned how to create a function in an OData API. Such a function could accept multiple parameters and return relevant data corresponding to those parameters. An OData action, on the other hand, is better suited for modifying a database entity. In this tutorial, you will learn how to create and … Read more
The Open Data Protocol is a flexible protocol for creating APIs. This tutorial will demonstrate how to pass multiple parameters to an API endpoint. You can use this technique to create multiple GET endpoints instead of relying on OData filters. Example Models Suppose you have a project where you are tracking your favorite open source … Read more
If you have previously used OData API in your ASP.NET Core projects, you may have been disappointed to discover that it did not support Endpoint Routing. Well, now there is good news! That has changed beginning with the release of version 7.4.0 of OData. In this tutorial, you will learn how to enable endpoint routing … Read more
A lookup table in your Entity Framework Core database can be a more robust alternative to a simple enum when working with code-first C# data models. In this tutorial, you will learn how to create a lookup table and use its contents to populate a dropdown list in a Blazor application. Creating the Model Suppose … Read more
This tutorial will teach you how to automatically add an Azure AD B2C user to a local database table when the user completes the signup user flow. In particular, you will learn how to use the OnTicketReceived OpenIdConnectEvents event along with Azure’s boolean newUser claim to determine that a user has just registered on your … Read more
Data validation with Entity Framework Core and C# data models can be fun. In this tutorial, you will learn about some of the most useful annotation attributes that can be used to provide validation for a C# model. To use data validation attributes, you will use the DataAnnotations namespace. using System.ComponentModel.DataAnnotations; Common Attributes: Key and … Read more
