Questions tagged [data-access-layer]

The data access layer within a computer program acts as a bridge to easily retrieve information stored in some form of permanent storage, like an entity-relational database.

Exploring the variances between a Data Access layer and a Database Abstraction Layer, along with optimizing the Database class

Question: What is the difference between Data Abstraction Layer & Data Acess Layer? After reading an interesting article on nettuts, I found myself wondering about the discrepancies between a Data Access Layer and a Database Abstraction Layer. I ...