When we use the JPA specification, most of the applications need to have support for transactions as well. Spring has excellent support for transactions even in other modules. This support is integrated with Spring Data JPA, and we can take advantage of it. Configuring transactions in Spring is a piece of cake; we need to insert the @Transactional annotation whenever needed. There are some different use cases to use it. We will use the @Transactional in our services layer and then we will put the annotation in our service classes. Let's see our CategoryService class:
package springfive.cms.domain.service;import java.util.List;import java.util.Optional;import org.springframework.stereotype.Service;import org.springframework.transaction.annotation. ...
