On 2021-Jun-29, Boris Kolpackov wrote: > Alvaro Herrera <alvaro.herr...@2ndquadrant.com> writes: > > > No luck reproducing any problems with this sequence as yet. > > Can you try to recreate the call flow as implemented here (it's > pretty much plain old C if you ignore error handling):
> https://git.codesynthesis.com/cgit/odb/libodb-pgsql/tree/odb/pgsql/statement.cxx?h=bulk#n789 Hmm, I can't see what's different there than what I get on my test program. Can you please do PQtrace() on the connection and send the resulting trace file? Maybe I can compare the traffic to understand what's the difference. (I do see that you're doing PQisBusy that I'm not. Going to try adding it next.) Thanks -- Álvaro Herrera 39°49'30"S 73°17'W