package tkio.repository; import org.springframework.data.jpa.repository.JpaRepository; import org.springframework.data.jpa.repository.Query; import tkio.model.App; import tkio.model.Crowd; import java.math.BigInteger; import java.util.List; public interface CrowdRepository extends JpaRepository<Crowd, Long> { @Query(value = "select * from crowd where contract_code = ?1", nativeQuery = true) Crowd findOne(String code); }