source: src/main/java/com/project/beautycenter/repository/UsersRepository.java

package com.project.beautycenter.repository;

import com.project.beautycenter.model.Users;
import org.springframework.data.jpa.repository.JpaRepository;



import java.util.Optional;

public interface UsersRepository extends JpaRepository<Users, Integer> {

    Users findByUsernameAndUpassword(String username, String password);

    Optional<Users> findByUsername(String username);

    Optional<Users> findUserByUsername(String username);
}