Spring Data: Bridging Multiple Databases/

...

/

Custom Spring Data Repositories

Custom Spring Data Repositories

Learn how to create custom Spring Data repositories to add extra features of persistence.

We'll cover the following...

At times, the default methods available through Spring Data repositories aren’t enough for our specific needs. In this case, we can choose to create custom Spring Data repositories with abstract methods.

The CustomCustomerRepository interface

First, let’s create a custom repository interface CustomCustomerRepository for the Customer entity with the findCustomerCustom abstract method.

package com.smartdiscover.repository;
import com.smartdiscover.entity.Customer;
import org.springframework.stereotype.Repository;
@Repository
public interface CustomCustomerRepository {
    Customer findCustomerCustom(String firstName, String lastName);
}

Explanation:

  • Lines 6–7: We
...