Re: Deferrable FK not behaving as expected.

Ron <ronljohnsonjr@gmail.com>

From: Ron <ronljohnsonjr@gmail.com>
To: pgsql-general@lists.postgresql.org
Date: 2020-12-07T22:56:35Z
Lists: pgsql-general
On 12/7/20 3:40 PM, Tom Lane wrote:
> Ron <ronljohnsonjr@gmail.com> writes:
>> That works *sometimes*, but not when we *really* want it to work.
>> test=# begin transaction;
>> BEGIN
>> test=# ALTER TABLE sales_header DETACH PARTITION sales_header_202001;
>> ERROR:  removing partition "sales_header_202001" violates foreign key
>> constraint "sales_detail_cust_id_order_ts_fkey"
> That I think you're gonna have to live with.  DETACH PARTITION isn't
> something we can defer to end of transaction.

Very sad, since it would simplify the archiving of the 24x365 system we're 
porting from Oracle to RDS Postgresql.

-- 
Angular momentum makes the world go 'round.



Commits

  1. Have ALTER CONSTRAINT recurse on partitioned tables