In tradition approach, implementing Data Access Layer makes lots of boilerplate code. Spring Data provides us Spring JPA which supports the ways to write interface for repositories and custom finder methods. The implementation will be done automatically by Spring Framework.
The tutorial shows you how to execute asynchronous query with Spring JPA and PostgreSQL using Spring Boot.
– Java 8 Streams
– How to use Spring JPA MySQL | Spring Boot
– How to use Spring JPA with PostgreSQL | Spring Boot
– How to get streaming results with Spring JPA, Java 8 Stream and PostgreSQL | Spring Boot
– @DataJPATest with Spring Boot