Master Microservices with Spring Boot and Spring Cloud - Step 14 – Create a JPA Repository – V2

The video tutorial explains how to create a Spring Data JPA repository interface for managing a currency exchange entity. It covers extending the JPA repository, integrating it with a controller, and implementing a custom find by method to query the database. The tutorial also addresses handling null results with runtime exceptions and demonstrates testing the implementation by querying different currency exchanges.

What is the purpose of creating a repository in Spring Data?

What interface does the Currency Exchange Repository extend?

What are the two parameters that need to be passed to the JPA repository?

How can you retrieve all currency exchange records from the database?

What method would you use to find a specific exchange value based on 'from' and 'to' parameters?

What exception is thrown if no data is found for the specified parameters?

What values should be used when testing the currency exchange functionality?