import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class jdbc {

public static void main(String args[]) {
Connection con = null;

try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/mysql",
"root", "root");

if(!con.isClosed())
System.out.println("Successfully connected to " +
"MySQL server using TCP/IP...");

} catch(Exception e) {
System.err.println(e);
}
}
}
 

com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '????????????????' at line 1