Jessica Richard <rjessil@yahoo.com> writes:
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.

> If this a Postgres disconnection or a disconnection on the OS side?

Well, you can't tell for certain from the client side. The postmaster
log would tell. But unless you have a flaky network, this is probably
the result of a backend crash :-(. Can you reproduce it, or get a gdb
stack trace?

regards, tom lane

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