private void dropTable(String tableName)
	{
		boolean ee = false;
		
		try
		{
			String sql = "drop table " + tableName;
			Statement statement = connection.createStatement();
			statement.executeUpdate(sql);
		}
		catch (SQLException e)
		{
			if(e.getMessage().startsWith("ORA-00942: table or view does not exist"))
			{
				System.out.println(tableName + " does not exist");
			}
			else
				e.printStackTrace();
			ee = true;
		}
		if (!ee)
			System.out.println("table" + tableName + " dropped from database");
	}