On Mon, Dec 14, 2015 at 3:09 PM, Gurjeet Singh <singh.gurj...@gmail.com> wrote:
> On Dec 13, 2015 9:56 PM, "Michael Paquier" <michael.paqu...@gmail.com>
> wrote:
>> If the node has no WAL receiver active, a tuple with NULL values is
>> returned instead.
> IMO, in the absence of a WAL receiver the SRF (and the view) should not
> return any rows.

The whole point is to not use a SRF in this case: there is always at
most one WAL receiver.

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