Fabien COELHO said:
>
>
> I transfer some data from one server to the other. On such occasion, I
> use my laptop to connect with server X, I download the data, then I
> restore them to server Y. The versions on my laptop and both servers
> are likely to be different. My laptop is likely to have some
> development version, and the servers may be in 7.3 or 7.4.
>
What problems have you encountered other than dollar quoting?
In the most general case, ISTM you would need to teach pg_dump how to
degrade gracefully, and a m:1 sources to targets relationship suddenly
becomes m:m. I'm not convinced it is worth the trouble.
cheers
andrew