At what point does a big table start becoming too big?

From: Nick <nboutelier(at)gmail(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: At what point does a big table start becoming too big?
Date: 2012-08-22 23:06:27
Message-ID: 9d6e16a5-7ff5-4873-9afe-60ec330dfdb3@googlegroups.com
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I have a table with 40 million rows and haven't had any performance issues yet.

Are there any rules of thumb as to when a table starts getting too big?

For example, maybe if the index size is 6x the amount of ram, if the table is 10% of total disk space, etc?

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