guide dataaccess layer
Table of Contents
The data-access layer is responsible for all outgoing connections to access and process data. This is mainly about accessing data from a persistent data-store but also about invoking external services.
You need to make your choice for a database. Options are documented here.
The classical approach is to use a Relational Database Management System (RDMS). In such case we strongly recommend to follow our JPA Guide. Some NoSQL databases are supported by spring-data so you can consider the repository guide.
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