I've experimented with background workers a bit. Yes, normally you'd write some C, but you could also install this (mentioned in the blog post and the source of pg_background_launch):
Thanks for your answer. I want my logger to be used with the facilities there are from PostgreSQL so I'll go the dblink way. The docs write that fdw provides a more modern architecture for more ore less the same. However, I do not think the execution of arbiträry stuff is possible by fdw.
Kind regards Thiemo -- SIP/iptel.org: thiemo.kellner Öffentlicher PGP-Schlüssel: http://pgp.mit.edu/pks/lookup?op=get&search=0xCA167FB0E717AFFC
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