| From: | aditya desai <admad123(at)gmail(dot)com> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | Steve Midgley <science(at)misuse(dot)org>, Hubert Lubaczewski <depesz(at)depesz(dot)com>, pgsql-sql <pgsql-sql(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Partition by outer join |
| Date: | 2021-08-26 03:37:13 |
| Message-ID: | CAN0SRDGYGX7t6KbqF=ZsjpqPtnwfcWp7x0Db-gT6gQuZ9Z=tXg@mail.gmail.com |
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| Lists: | pgsql-sql |
Thanks David and Steve!! I will take a look into this. Having a hard time
getting data over here. Apologies.
Regards,
AD.
On Tue, Aug 24, 2021 at 9:39 PM David G. Johnston <
david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
> On Tue, Aug 24, 2021 at 9:02 AM Steve Midgley <science(at)misuse(dot)org> wrote:
>
>>
>> From that stackexchange post, it appears that partition in Oracle is
>> similar to cross joins in Postgres -- where elements are included in the
>> result set as a matrix, whether they exist in the source data or not (so
>> sparsely populated values are included as nulls when they exist in either
>> of the two columns that are cross joined).
>>
>
> What you describe sounds like it would be an SQL Standard (I think) "FULL
> OUTER JOIN".
>
> David J.
>
>
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