Re: assertion failure w/extended query protocol
От | Andres Freund |
---|---|
Тема | Re: assertion failure w/extended query protocol |
Дата | |
Msg-id | 201210191859.35691.andres@2ndquadrant.com обсуждение исходный текст |
Ответ на | Re: assertion failure w/extended query protocol (Peter Geoghegan <peter@2ndquadrant.com>) |
Список | pgsql-hackers |
On Friday, October 19, 2012 06:41:27 PM Peter Geoghegan wrote: > On 19 October 2012 17:19, Robert Haas <robertmhaas@gmail.com> wrote: > > Rushabh Lathia of the EnterpriseDB development team and I have been > > doing some testing of the extended query protocol and have found a > > case where it causes an assertion failure. Here's how to reproduce: > > > > 1. Apply the attached patch to teach psql how to use the extended > > query protocol. Compile, install. > > > > 2. Start the modified psql and do this: > > > > \set PROTOCOL extended > > PREPARE stmt as select 1; > > CREATE TEMPORARY TABLE tmptbl AS EXECUTE stmt; > > > > The result is: > > > > TRAP: FailedAssertion("!(qry->commandType != CMD_UTILITY)", File: > > "utility.c", Line: 1516) > > I'm reasonably confident that commit > 9dbf2b7d75de5af38d087cbe2b1147dd0fd10f0a caused this breakage. Not a bad guess, looking. Andres -- Andres Freund http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
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