> This little data synchronization setup is easily maintained
> and expanded. Due to it's on demand nature, it has a minimum
> impact on the server and client software. DML caching has
> many more options, but this is all I needed for an Airport
> Arrival/Departure time like test.
>
> Best Regards
> Hans

I tried your solution. It seems , will solve my problem . I adjusted the
refresh time to 10 seconds. But somethimes IBO gives exception errors about
the dataset not ready and some other messages. Have you ever meet conditions
like this ? Also what is the reasonable refresh time up to you ?

Regards,

Metin Gonen.