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Re: dynamic SQL - possible performance regression in 9.2

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Peter Eisentraut <peter_e@gmx.net>
Cc: Heikki Linnakangas <hlinnakangas@vmware.com>, Pavel Stehule <pavel.stehule@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Dong Ye <yed@vmware.com>
Date: 2013-01-03T15:41:45Z
Lists: pgsql-hackers 
Peter Eisentraut <peter_e@gmx.net> writes:
> On 1/1/13 6:48 PM, Tom Lane wrote:
>> Here's a draft patch for that.

> This didn't make a difference in my test case.  I might have to do some
> bisecting to find where the problem was introduced.

Could we see the test case?  Or at least oprofile results for it?

			regards, tom lane