Module		Access methods				Adapter finished
========================================================================
acc:			Insert				x
alias_db:	Query					x
auth_db:	Query					x
avpops:		Query, insert, delete			Sense? Consider writing a "avpinperl" module...
cpl-c:		Query, insert, delete, update		DB holds XML docs, stored and retrieved by OpenSER
domain:		Query					DB is just a "list" (1 table, 1 column). Boring, simple to reimplement in perl
domainpolicy:	Query					Rather advanced feature. DB access simple.
group:		Query					Candidate! Radius version of module exists, though...
imc:		Query, insert, delete			DB is internal storage for messages.
lcr:		Query					Raw query needed :(
msilo:		Query, insert, delete, update		Used for internal storage of messages.
pa:		Query, insert, delete			Internal data storage; module "unstable"
pdt:		Query, insert, delete			Candidate! (canonicalization is similar, though)
permissions:	Query					Will (probably?) not work as intended (cache!)
presence:	Query, insert, delete, update		Internal storage
pua:		Query, insert, delete, update		??? (-> internal storage)
siptrace:		Insert				x
speeddial:	Query					x
uri_db:		Query					Uninteresting. If subscriber table is not used, a simple perl function will suffice to subst. "does_uri_exist"
usrloc:		Query, Insert, delete, update		Internal data. Will not do.


Testing candidates, first step:
alias_db
speeddial
uri_db
