| From: | Stefan Keller <sfkeller(at)gmail(dot)com> |
|---|---|
| To: | Mark Rofail <markm(dot)rofail(at)gmail(dot)com> |
| Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Daniel Gustafsson <daniel(at)yesql(dot)se>, vignesh C <vignesh21(at)gmail(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, Andreas Karlsson <andreas(at)proxel(dot)se>, David Steele <david(at)pgmasters(dot)net>, Erik Rijkers <er(at)xs4all(dot)nl>, Hans-Jürgen Schönig <hs(at)cybertec(dot)at>, Joel Jacobson <joel(at)compiler(dot)org>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Robert Haas <robertmhaas(at)gmail(dot)com>, Stephen Frost <sfrost(at)snowman(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Zhihong Yu <zyu(at)yugabyte(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] GSoC 2017: Foreign Key Arrays |
| Date: | 2021-10-03 17:37:40 |
| Message-ID: | CAFcOn28P144bUXzWYtMThHqm39G0rMi7aR3ZhQY2M0Fxs75TwQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
Dear all
Just for my understanding - and perhaps as input for the documentation of this:
Are Foreign Key Arrays a means to implement "Generic Foreign Keys" as
in Oracle [1] and Django [2], and of "Polymorphic Associations" as
they call this in Ruby on Rails?
Yours, Stefan
[1] Steven Feuerstein and Debby Russell (1995): Oracle Extension
"PLVfk - Generic Foreign Key Lookups" in: "Advanced Oracle Pl/Sql:
Programming With Packages" (Nutshell Handbook), Oreilly, ISBN
B00006AVR6. Webaccess: https://flylib.com/books/en/2.408.1.159/1/
[2] Stackoverflow:
https://stackoverflow.com/questions/14333460/django-generic-foreign-keys-good-or-bad-considering-the-sql-performance
Am Di., 14. Sept. 2021 um 21:00 Uhr schrieb Mark Rofail
<markm(dot)rofail(at)gmail(dot)com>:
>
> Dear Alvaro,
>
> We just need to rewrite the scope of the patch so I work on the next generation. I do not know what was "out of scope" in the current version
>
> /Mark
>
> On Tue, 14 Sep 2021, 8:55 pm Alvaro Herrera, <alvherre(at)alvh(dot)no-ip(dot)org> wrote:
>>
>> On 2021-Sep-14, Daniel Gustafsson wrote:
>>
>> > Given the above, and that nothing has happened on this thread since this note,
>> > I think we should mark this Returned with Feedback and await a new submission.
>> > Does that seem reasonable Alvaro?
>>
>> It seems reasonable to me.
>>
>> --
>> Álvaro Herrera Valdivia, Chile — https://www.EnterpriseDB.com/
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