On Wed, Sep 1, 2021 at 2:43 PM Tom Lane <t...@sss.pgh.pa.us> wrote: > Daniele Varrazzo <daniele.varra...@gmail.com> writes: > > Someone [1] has pointed out this conversation [2] which suggests that > > COPY with extended protocol might break in the future. > > As was pointed out in that same thread, the odds of us actually > breaking that case are nil. I wouldn't recommend changing your > code on this basis.
I agree that there doesn't seem to be an risk of a wire protocol change in the near future, but it might still be a good idea to change any code that does this on the grounds that the current wire protocol makes reliable error handling impossible - unless you wait to send Sync until you see how the server responds to the earlier messages.[1] [1] https://www.postgresql.org/message-id/CA%2BTgmoa4eA%2BcPXaiGQmEBp9XisVd3ZE9dbvnbZEvx9UcMiw2tg%40mail.gmail.com -- Robert Haas EDB: http://www.enterprisedb.com