On Wed, Apr 22, 2020 at 11:26 AM Wells Oliver <wells(dot)oliver(at)gmail(dot)com>
wrote:
> Are constraints also indexes, or would you want an additional index on top
> of a constraint if you wanted that column/combo indexed?
>
No, having a constraint does not imply that an index exists. However, the
enforcement of a "unique" constraint is implemented by auto-creating a
unique index.
David J.