pg_stat_replication.state: streaming/catchup

From: Torsten Förtsch <torsten(dot)foertsch(at)gmx(dot)net>
To: "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: pg_stat_replication.state: streaming/catchup
Date: 2014-04-21 11:03:47
Message-ID: 5354FB13.8060806@gmx.net
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Hi,

just out of curiosity, what's the difference between "streaming" and
"catchup" state in pg_stat_replication.

According to the documentation this field is "Current WAL sender state".
But that does not tell me anything.

Thanks,
Torsten

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