> We're developing .NET application (closed-source) and would like to include
> pg_dump to allow users to perform "quick database backup" within main
> application.
>
> Two questions:
>
> 1. Do we need to include any dependent files besides pg_dump.exe ?
IIRC, you need libpq and it's dependencies. Check with depends.exe from the ms support tools. Other than the linked dll:s, nothing should be required.
> 2. Are we in violation of PostgreSQL license if we include this files?
No, that's allowed.
/Magnus