On 18/02/2016 9:34 am, "Tom Smith" <tomsmith198...@gmail.com> wrote:
>
> Hi:
>
> I feel it is a stupid question.
>
> Can  BRIN index enforce uniqueness?
> My issue is
> the column I'd like to apply BRIN index  also needs to be unique
> (think of timestamp as primary key).

Only btree supports unique.
Is there a special reason not to use btree? I'm also finding it hard to
imagine a case where a timestamp primary key is a good idea.

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