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[PATCH] explain tup_fetched/returned in monitoring-stats

From: Abhijit Menon-Sen <ams(at)2ndQuadrant(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: [PATCH] explain tup_fetched/returned in monitoring-stats
Date: 2012-10-12 06:03:45
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
I'm making some changes to a program that, among other things, reports
tup_fetched/tup_returned as if it were a cache hit rate, analogous to

The documentation didn't help me to understand if that was appropriate,
so I looked at the source and asked on IRC. It seems I'm not the first
person to be confused by these descriptions, so here's a tiny patch to
clarify the meaning of fetched and returned.

-- Abhijit

Attachment: tup.diff
Description: text/x-diff (859 bytes)


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