import java.sql.*;

public class TESTA{

TESTA(){}

public static int product() {

     try {
        Class.forName("com.ibm.db2.jcc.DB2Driver");
         } catch (ClassNotFoundException e) {
          e.printStackTrace();
         }

      try{
       String url = "jdbc:db2://192.168.2.3:50000/coffee:";
       System.out.println("Before the Connection");
       Connection con =
DriverManager.getConnection(url,"jence_user","jence_db");

       DatabaseMetaData dbmd=con.getMetaData();
       String[] types = {"TABLE"};
       ResultSet rset=dbmd.getTables(null,"jence_user","%",types);

      while(rset.next()){
               System.out.println("Table Name
"+rset.getString("TABLE_NAME"));
       }

        return 0;

  }catch(Exception e){
    e.printStackTrace();
    return -1; //it represent the error has occured
   }

 }

 public static void main(String argv[]){
   System.out.println("Output: "+TESTA.product());
 }

}

When i was trying to get metadata of the database by the jdbc driver
that come with db2 database. Then i could not find any coulmn name.
Have any way to get table name form db2 database?