Re: Avoiding bad prepared-statement plans.
Bruce Momjian <bruce@momjian.us>
From: Bruce Momjian <bruce@momjian.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Pavel Stehule <pavel.stehule@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, Bart Samwel <bart@samwel.tk>, Jeroen Vermeulen <jtv@xs4all.nl>, pgsql-hackers@postgresql.org
Date: 2010-02-15T20:05:29Z
Lists: pgsql-hackers
Robert Haas wrote: > > 7. Why is there no option to do parameterized-queries which replan every > > time? > > > > This just seems like an area that has been neglected, or maybe I am > > missing something and our current setup is acceptable. > > No, our current setup is not acceptable, and your questions are all > right on target. I have been hoping that someone would take an > interest in this problem for years. An option to replan on every > execution would be a very, very fine thing. IMHO, there should also > be a way to signal to PL/pgsql that you want this behavior for a > particular query, short of wrapping it using EXECUTE, which is clunky > and also forces a re-parse on every execution. I was hoping I was wrong. :-( -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + If your life is a hard drive, Christ can be your backup. +