Re: tuning doubts....

From: John Kanagaraj <john.kanagaraj_at_gmail.com>
Date: Fri, 5 Oct 2007 14:05:28 -0700
Message-ID: <2ead3a60710051405r37f82bf3mcf18443d6735c3b4@mail.gmail.com>

> sequential reads are usually the result index lookups.
> scattered reads are large multiblock reads, think full table scans.

Just one more: Index Fast Full Scan (Index FFS) also uses multi-block I/O.

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Received on Fri Oct 05 2007 - 16:05:28 CDT