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Re: Parallel query execution

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Parallel query execution
Date: 2013-01-16 03:56:52
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
>> but there will be
>> quite a few cases where it's much, much better.
> Just cached segments.

Actually, thanks to much faster storage (think SSD, SAN), it's easily
possible for PostgreSQL to become CPU-limited on a seq scan query, even
when reading from disk.

Josh Berkus
PostgreSQL Experts Inc.

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