Craig Ringer wrote: > On 08/04/2014 06:31 PM, Seref Arikan wrote: >> Thanks a lot Heikki and Albe. Exactly what I was asking for. >> Heikki: the libraries are written in languages that have their own >> runtime and their documentation insists that both init and dispose calls >> are performed when used from C. PG_init() and proc_exit sounds spot on. > > That's usually with reference to code that might then load them again, > such as another library. Without specifics it's hard to say. > > If these tools depend on the C code terminating cleanly to operate > correctly then they'll also break if the OS crashes, the system loses > power, etc. > > Exiting a program without calling cleanup is in many ways just a > particularly friendly kind of crash, and it's often actually much more > efficient than doing cleanup. Why neatly tidy the floor when you're > about to demolish the house? Total waste of time.
There are valid use cases (else the function probably wouldn't exist). I use it in oracle_fdw to gracefully close any open Oracle connections when the process exits. Yours, Laurenz Albe -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers