TY_BCA_2015_ADV_JAVA_15MARKS_SLIP11

SLIP11:  Write a JDBC program to remove “percentage” column from student (rno, sname, percentage) table. Student table is already created.

import java.sql.*;

class Slip11

{

            public static void main(String a[])

            {

                        Connection con;

                        Statement stmt;

                        try

                        {

                                    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

                                    con=DriverManager.getConnection("jdbc:odbc:dsn");

                                    if(con==null)

                                    {

                                                System.out.println("Connection Failed.......");

                                                System.exit(1);

                                    }

                                    System.out.println("Connection Established......");

                                    stmt=con.createStatement();

                                    int no = stmt.executeUpdate("alter table student drop column per");

                                    if(no!=0)

                                                System.out.println("Drop col sucessfully");

                                    else

                                                System.out.println("NOT Drop col ");

                        }

                        catch(Exception e)

                        {

                                    System.out.println(e);

                        }

            }

}