On tis, 2010-12-28 at 13:13 +0100, Magnus Hagander wrote: > My pg_streamrecv no longer works with 9.1, because it returns > PGRES_COPY_BOTH instead of PGRES_COPY_OUT when initating a copy. > That's fine. > > So I'd like to make it work on both. Specifically, I would like it to > check for PGRES_COPY_BOTH if the server is 9.1 and PGRES_COPY_OUT if > it's 9.0. Which can be done by checking the server version.
ISTM that the correct fix is to increment to protocol version number to 3.1 and send PGRES_COPY_OUT if the client requests version 3.0. That's what the version numbers are for, no?