Data Persistence and Relational Database Integration with Spring Data

Most applications handle their data in some way, necessitating the use of a database engine. This chapter discusses Relational Databases, the most widely used database technology. Relational databases remain a flexible and dependable option for a variety of application scenarios. Their organized, tabular data storage format with a defined schema suits many purposes. Additionally, relational databases offer essential benefits like enforcing data integrity, supporting complex queries, and adhering to ACID principles (Atomicity, Consistency, Isolation, Durability). They prove to be a suitable choice for applications ranging from simple to mission-critical ones.

Spring Data is a component of the Spring Framework, designed to streamline data access in Java applications. It offers a consistent programming model and an abstraction layer for interacting with various data stores, including relational databases and other...