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Java ODBC

Name: Anonymous 2011-04-03 23:00


package homework3;
import java.sql.*;
import javax.swing.JOptionPane;

public class hw3_2 {

    public static void main(String args[])
    {
       
        //Variables for database insert set by JOptionpane data input
        String course = JOptionPane.showInputDialog(null, "Course ID:");
        String desc = JOptionPane.showInputDialog(null, "Description:");
        String cred = JOptionPane.showInputDialog(null, "Credits:");
        int credits = Integer.parseInt(cred);     
       
        //DB Connection
        String url = "jdbc:odbc:registrar";
        Connection con;
        Statement stat;
       
        String insert;
        insert = "INSERT INTO courses VALUES ('" + course + "','" + desc + "','" + credits + "');";
       
        try
        {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
        }
        catch(java.lang.ClassNotFoundException e)
        {
            System.err.print("ClassNotFoundException: ");
            System.err.println(e.getMessage());
        }
       
        try
        {
            con = DriverManager.getConnection(url, "", "");
            stat = con.createStatement();
            ResultSet rs = stat.executeQuery(insert);
            
            System.out.println("Data successfully added to Courses table.");
           
            stat.close();
            con.close();
        }
           
        catch (SQLException ex)
        {
            System.err.println("SQLException: " + ex.getMessage());
        }
    }
}


The insert query works as intended, however I'm getting "SQLException: General error" from the 2nd catch - what error is it catching?

Name: Anonymous 2011-04-04 2:56

>>29

That's alright, what I said still stands.

How am I killing you? I'm simply saying that there is no valid reason for me to choose a more difficult method of learning over an easier one.

It's interesting how you can gauge someone's maturity online, based on the fact that their argument begins with personal insults, such as how "stupid" I am in your eyes. Surely you are the perfect being, and have never required help in order to solve a problem in your lifetime! No? Didn't think so.

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