Re: [HACKERS] SQL MERGE patches for PostgreSQL Versions

On Thu, Jun 22, 2017 at 11:16 AM, Michael Paquier
<michael.paquier@gmail.com> wrote:
> On Thu, Jun 22, 2017 at 5:05 PM, Kang Yuzhe <tiggreen87@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