Manu

Saturday, November 19, 2016

Write a JDBC Program which delete data from Database table and update data into Database table.

Database Table :












Example for Delete :


packagenewpackage;
importjava.sql.*;
public class NewClass
{
public static void main(String args[])
    {
try
        {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            Connection con= DriverManager.getConnection("jdbc:odbc:Database31");
            Statement s=con.createStatement();

            String query="Delete from Table1 where ID=7";
s.execute(query);

            String query1="select *from  Table1";
s.execute(query1);

ResultSetrs= s.getResultSet();

while(rs.next())
            {
System.out.print(" , Id :"+rs.getInt("ID"));
System.out.print(" , Name :"+rs.getString("name"));
System.out.println(" , No :"+rs.getInt("no"));
            }
s.close();
con.close();
            }
catch(Exception e)
        {
System.out.print("     Exception : "+ e);
        }
    }
}

Output :
  














Example for Update:


packagenewpackage;
importjava.sql.*;
public class NewClass
{
public static void main(String args[])
    {
try
        {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            Connection con= DriverManager.getConnection("jdbc:odbc:Database31");
            Statement s=con.createStatement();

            String query="update Table1 set name='Ajeet',no=98765 where ID=2";
s.execute(query);

            String query1="select *from  Table1";
s.execute(query1);

ResultSetrs= s.getResultSet();

while(rs.next())
            {
System.out.print(" , Id :"+rs.getInt("ID"));
System.out.print(" , Name :"+rs.getString("name"));
System.out.println(" , No :"+rs.getInt("no"));
            }
s.close();
con.close();
            }
catch(Exception e)
        {
System.out.print("     Exception : "+ e);
        }
    }
}
 
Output :
  

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