It's not (only) the bandwidth

Network speed
The reason for your client-server application's deteriorating performance is a combination of high network latency and the inherently chatty SQL protocol your app uses to talk to the database.

 

 

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A number of tests were performed with a Delphi client test application using GoFast RemoteSQL client/server components and a Delphi application using default Delphi database components to determine its effectiveness.

 

 

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