delete

[Java][JDBC][Insert][Update][Delete]자바에 MYSQL(workbench) 데이터베이스에 추가, 수정, 변경 하기

mysql - Workbench java - Eclipse Main.java import java.util.Scanner; public class Main { public static void main(String[] args) { InsertExam insert = new InsertExam(); UpdateExam update = new UpdateExam(); DeleteExam delete = new DeleteExam(); Scanner scan = new Scanner(System.in); while (true) { System.out.println("1. 추가"); System.out.println("2. 수정"); System.out.println("3. 삭제"); int num = sca..