"Erica" wrote:

>
> Hi,
> I need some advice on how to make a robust table design. Any hints, links,
> code examples or book refs are very much apppreciated.
>
> I have an hardware unit that sends data over GPRS. The unit is going to be
> reconfigured every now from a web page and the configuration is going to be
> sent off to the unit. The unit responds in different intervals by sending
> back the new configuration to the system. The new configuration should be
> saved in database table. A control between the old configuration and the new
> configuration should be performed and displayed back to the webpage.
> Each unit has an id# and there will be a timestamp generated for each event.
>
> Erica