SELECT userid, username, email, phone FROM `book_members`<br>5<br>홍길동, hong@email.com, +821012345678<br>김종국, kim@email.com, +821012349876<br>컴퓨터정보, info@ansan.ac.kr, +82314006971<br>나용준1, na@naver.com, +821011111111<br>나용준3, na2@naver.com, +821011112222<br>