On Mon, Dec 6, 2010 at 3:07 AM, Greg Smith <g...@2ndquadrant.com> wrote: > The one time this year top-posting seems appropriate...this patch seems > stalled waiting for some sort of response to the concerns Alvaro raised > here.
Sorry for the delay. I didn't have the time. > I gave this a look. It seems good, but I'm not sure about this bit: Thanks for the review! > I guess this was OK when this was conceived as CopyXlog, but since it's > now a generic mechanism, this seems a bit unwise. Should this be > reconsidered so that it's possible to change the format or number of > columns? I changed CopyBothResponse message so that it includes the format and number of columns of copy data. Please see the attached patch. > (The paragraph added to the docs is also a bit too specific about this > being used exclusively in streaming replication, ISTM) Yes. But it seems difficult to generalize the docs more because currently only SR uses Copy-both. So I had to write that, for example, the condition to get into the state is only "START REPLICATION" command. > While modifying the code, it occurred to me that we might have to add new > ExecStatusType like PGRES_COPY_BOTH and use that for CopyBoth mode, > for the sake of consistency. But since it's just alias of PGRES_COPY_BOTH > for now, i.e., there is no specific behavior for that ExecStatusType, I > don't > think that it's worth adding that yet. > > > I'm not so sure about this. If we think that it's worth adding a new > possible state, we should do so now; we will not be able to change this > behavior later. OK. I added that new state. Regards, -- Fujii Masao NIPPON TELEGRAPH AND TELEPHONE CORPORATION NTT Open Source Software Center
libpqrcv_send_v4.patch
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