public void widgetSelected(SelectionEvent e) {
    try
    {
        Class.forName("oracle.jdbc.driver.OracleDriver");
        Connection con=DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe","system","nikshay");
        Statement stmt=con.createStatement();
        stmt.executeUpdate("create table sbase(person varchar(20),year number(2),gender varchar(1))");
        PreparedStatement prepare=con.prepareStatement("insert into sbase (person,year,gender)values(?,?,?)");
        prepare.setString(1,text.getText());
        prepare.setString(2,text_1.getText());
        prepare.setString(3,text_2.getText());
        prepare.executeUpdate();
    }
    catch(Exception ex)
    {
    }
}

CREATE TABLE IF NOT EXISTS