On Tue, Feb 10, 2015 at 9:47 PM, Peter Eisentraut <peter_e@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/4F8BB9B0.5090708@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
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