Re: postgresql data structure

bituman <bituman@enerla.net> writes:
> My question is: where can i find detailed data on the structure of the
> data sent during a simple session (for example identify, query, get
> response from server, logout) from client to server?

I think you are looking for the protocol spec:
http://www.postgresql.org/docs/7.4/static/protocol.html

            regards, tom lane