Mark Steben wrote:
> I am contemplating implementing partitioning in Postgres v 11. I am
> reading the documentation and came across this statement in the
> Constraint Exclusion section:
> Constraint exclusion only works when the query's WHERE clause
> contains constants (or externally supplied parameters).
> Is this true also in Partition pruning? I don't see a similar
> statement in that section.
In v11, partition pruning will also work at query execution time,
that is, you don't have to use a constant.
Yours,
Laurenz Albe
--
Cybertec | https://www.cybertec-postgresql.com
