Thanks for the confirmation Peter, I guess I'll take a good look at the existing implementations.
All the best Seref On Fri, Aug 9, 2013 at 10:24 PM, Peter Eisentraut <pete...@gmx.net> wrote: > On 8/7/13 10:43 AM, Seref Arikan wrote: > > When a pl/python based function is invoked, does it keep a python > > runtime running across calls to same function? That is, if I use > > connection pooling, can I save on the python runtime initialization and > > loading costs? > > The Python interpreter is initialized once during a session, normally > when the first PL/Python function is called. So yes, connection pooling > can be helpful here. > > > Are there any documents/books etc you'd recommend to get a good > > understanding of extending postgres with languages like python? I'd > > really like to get a good grip of the architecture of this type of > > extension, and possibly attempt to introduce a language of my own > > choosing. The docs I've seen so far are mostly too specific, making it a > > bit for hard for me to see the forest from the trees. > > The basic documentation is here: > http://www.postgresql.org/docs/devel/static/plhandler.html. The rest is > mainly experience and copying from existing language handler > implementations. > >
