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Re: Patch for testing query modes on pgbench

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: ITAGAKI Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>
Cc: pgsql-patches(at)postgresql(dot)org
Subject: Re: Patch for testing query modes on pgbench
Date: 2007-11-05 16:11:04
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Lists: pgsql-hackerspgsql-patches
This has been saved for the 8.4 release:


ITAGAKI Takahiro wrote:
> Here is a patch for testing query modes on pgbench. It is discussed on
> I think this is useful to measure performance of protocols and
> prepared statements. I hope the extended protocol will be improved
> as fast as the simple protocol. It is 10-20% slower now.
> (for 8.4 item)
> The querymode option is added:
> 	-M querymode
> 		Choose the query mode from the follows:
> 		    simple: using simple query protocol.
> 		    extended: using extended protocol.
> 		    prepared: using extended protocol with prepared statements.
> 		default is simple.
> Usage:
> $ pgbench -M [simple|extended|prepared]
> Regards,
> ---
> ITAGAKI Takahiro
> NTT Open Source Software Center

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