On Mon, Jun 20, 2016 at 11:18 AM, Martín Marqués <mar...@2ndquadrant.com> wrote:
> El 20/06/16 a las 12:06, Melvin Davidson escribió: > > > > Martin and Vik, > > > >>...Think about a SELECT which has to scan all child tables. > > > > You are really digging for a corner case. > > If a scan has to scan all child tables, then > > A. it negates the ability to make partitions which are not used > > and > > B. The SELECT query is poorly crafted. > > And you haven't read Vik's reply. :) > > -- > Martín Marqués http://www.2ndQuadrant.com/ > PostgreSQL Development, 24x7 Support, Training & Services > >And you haven't read Vik's reply. :) Yes I have. Vacuum wll not lock all tables at once, only the ones it is currently working on, so the planner may have a slight delay, but it will not be gigantic. I have proposed a reasonable solution to solve the problem in it's entirety. Do you have a better one? -- *Melvin Davidson* I reserve the right to fantasize. Whether or not you wish to share my fantasy is entirely up to you.
