On Thu, Jun 22, 2017 at 11:16 AM, Michael Paquier <michael.paqu...@gmail.com> wrote: > On Thu, Jun 22, 2017 at 5:05 PM, Kang Yuzhe <tiggree...@gmail.com> wrote: >> First my apology if I appear to be a jerk or not following the policy. > > No problem. > >> I emailed Boxuan Zhai who was in charge of the SQL Merge keyword in >> 2010 of GSoC but without reply. >> >> I want to apply merge_v201.patch to specific PG version. >> >> It failed saying 1 or 2 of 5 hunk failed. >> >> My question is: >> 1. Given x old patch of PG, is it possible to know to which PG >> version can be applied? >> 2. If not possible, can someone tell me the general approach to apply >> given old patch(merge_v201.patch) to PG. >> 3. Who was the mentor of SQL Merge of GSoC in 2010 and if present in >> this PG Community, can he/she tell me which PG version was applied SQL >> Merge? >> >> My goal is to apply SQL Merge patch into PG successfully and to from >> learn the code applied. > > If the goal is to learn from the past code and you are not really > willing to fix code conflicts, you could always try to apply a patch > of 2010 using a version of the master branch located between 8.4 and > 9.0 :) I wish I could but it's because I don't believe that I have the right capability to fix code conflicts. My ultimate goal is to be PG hacker like YOU. Anyway, I will consider your perspective. Regards, Zeray
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