Catalin Iacob wrote:
> On Tue, Nov 15, 2016 at 3:42 PM, Alvaro Herrera
> <> wrote:
> > FWIW I'm not sure "primary" is the right term here either.  I think what
> > we really want to know is whether the node can accept writes; maybe
> > "pg_is_writable_node".
> This made me think of another complication: what about cascading
> replication where the middle node is both a master and a slave? You'd
> probably not want to fallback to the middle node even though it is a
> master for its downstream.

Exactly my thought, hence the above suggestion.

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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