JPA 쿼리메소드 요약 키워드 예제 JPQL Distinct findDistinctByLastnameAndFirstname select distinct …​ where x.lastname = ?1 and x.firstname = ?2 And findByLastnameAndFirstname … where x.lastname = ?1 and x.firstname = ?2 Or findByLastnameOrFirstname … where x.lastname = ?1 or x.firstname = ?2 Is, Equals findByFirstname,findByFirstnameIs,findByFirstnameEquals … where x.firstname = ?1 Between findByStartDateBet..