On Tue, Feb 10, 2015 at 9:47 PM, Peter Eisentraut <pete...@gmx.net> wrote:
> On 2/9/15 3:12 AM, Jeff Davis wrote:
>> On Sat, 2015-02-07 at 16:08 -0800, Jeff Davis wrote:
>>> I believe Inclusion Constraints will be important for postgres.
>>
>> I forgot to credit Darren Duncan with the name of this feature:
>>
>> http://www.postgresql.org/message-id/4f8bb9b0.5090...@darrenduncan.net
>
> I think it would be confusing to name something inclusion constraint
> that is not somehow the opposite of an exclusion constraint.

It sorta is.  UNIQUE is to exclusion constrant as FOREIGN KEY is to
inclusion constraint.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


-- 
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers

Reply via email to