Re: Hot Standby and cancelling idle queries

Simon Riggs <simon@2ndQuadrant.com> writes:
> An idle-in-transaction transaction can also hold a temporary file. Think
> of an open cursor, for example. Therefore, remove the distinction
> between CONFLICT_MODE_ERROR and CONFLICT_MODE_ERROR_IF_NOT_IDLE,
> idle-in-transaction backends need to be killed too when a tablespace is
> dropped.

Um ... I think you have forgotten about WITH HOLD cursors, which will
also have temp files.  Implication: whatever you are thinking of here
would require killing EVERY session.  Conclusion: you need a different
design.
        regards, tom lane