| From: | David Rowley <dgrowleyml(at)gmail(dot)com> |
|---|---|
| To: | Inzamam Shafiq <inzamam(dot)shafiq(at)hotmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Steve Midgley <science(at)misuse(dot)org>, "pgsql-sql(at)lists(dot)postgresql(dot)org" <pgsql-sql(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: ON CONFLICT clause NOT working on Partition Table PostgreSQL 12 |
| Date: | 2022-09-20 09:46:07 |
| Message-ID: | CAApHDvoVCXU8_S46VBX6j+ff6n-dHLb6jNnfUF094db9ccBjKg@mail.gmail.com |
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| Lists: | pgsql-sql |
On Fri, 16 Sept 2022 at 19:52, Inzamam Shafiq
<inzamam(dot)shafiq(at)hotmail(dot)com> wrote:
> Is there anyway we can create constraint on column only which are not part of partition key?
Unfortunately, there is no way to create a unique or primary key
constraint unless the constraint contains all columns from the
partition key. This is explained in the limitations section in [1].
If you need such a constraint, then you might want to consider
changing your partition key.
David
[1] https://www.postgresql.org/docs/12/ddl-partitioning.html
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