Data Access Layer

• Jul 19, 2021

The Data Access Layer is a storage-dependent set of classes that provides access to persistent data.

There are two types of Data Access Layers, based on which the Scaffolding Wizard can generate the Data Model Layer, and the View Model Layer.

• Generated by the Entity Framework (Database First or Code First)
• Provided by the WCF Data Services

This documentation section contains the following tutorials that show how to generate the Data Access Layer using Entity Framework 6.

• How To: Generate Data Access Layer with Entity Framework Database First
• How To: Generate Data Access Layer with Entity Framework Code First
• How To: Generate Data Access Layer Based On Data Provided By a WCF Service

For information on how to generate the Data Access Layer using Entity Framework Core, refer to the following tutorial: Getting Started with EF Core.