On 07/17/2013 02:08 PM, Josh Berkus wrote:
There shouldn't be any major problems with implementing LISTEN on the
slaves since LISTEN is done in memory.
Actually, that's not the hard part. Listeners need to be registered on
the standby, which requires a write to a system catalog, currently.
Er, not since 9.0 I think - there is no pg_listener any more.
cheers
andrew
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