22)Write a java program to create a student table with field’s rno, name and per. Insert values in the table. Display all the details of the student on screen. (Use PreparedStatement Interface).
import java.sql.*;
import java.io.*;
public class Slip22_2
{
public static void main(String args[])
{
Connection con;
PreparedStatement ps;
ResultSet rs;
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 Esatablished......");
Statement stmt=con.createStatement();
BufferedReader br = new BufferedReader(new
InputStreamReader(System.in));
String query="insert into student values(?,?,?)";
ps=con.prepareStatement(query);
System.out.println("Enter roll no : ");
int rno=Integer.parseInt(br.readLine());
System.out.println("Enter name : ");
String name=br.readLine();
System.out.println("Enter per : ");
int per=Integer.parseInt(br.readLine());
ps.setInt(1,rno);
ps.setString(2,name);
ps.setInt(3,per);
int no=ps.executeUpdate();
if(no!=0)
System.out.println("Data inserted succesfully.....");
else
System.out.println("Data not inserted");
//display details
rs=stmt.executeQuery("select * from Student");
System.out.println("rno\t"+"sname\t"+"perc");
while(rs.next())
{
System.out.println("\n"+rs.getInt(1)+"\t"+rs.getString(2)+"\t"+rs.getInt(3));
}
con.close();
}
catch(Exception e)
{
System.out.println(e);
}
}
}
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