spring boot에서 mysql을 이용해서 spring data jpa를 사용해보자아아 dependencies application.yml spring: datasource: driver-class-name: com.mysql.cj.jdbc.Driver url: jdbc:mysql://localhost:(포트번호)/(DB이름)?serverTimezone=Asia/Seoul username: (사용자이름) password: (사용자비밀번호) jpa: hibernate: ddl-auto: create properties: hibernate: format_sql: true logging.level: org.hibernate.SQL: debug mysql의 url이라던가 username, password에 ..