Zitat von marcus.wolsc...@googlemail.com: > On Tue, 21 Apr 2009 12:23:04 +0200, Michael Willigens > <mich...@willigens.de> wrote: >> Hey, >> >> i have thought about that last night, >> Its sounds a bit odd but it would be possible to use an LDAP server >> for GeoNaming lookups. We could create a canonical, hirachical scheme >> and fill in any named Objects. Correctly implemented LDAP is several >> times faster than MySQL in naming lookups and supports also wildcard >> queries. We could even split up the request by using a well known has >> funstion among severla LDAP servers. >> An Example scheme "could" depend on places and large polygon border >> structures like: >> Earth - > Continent -> Country -> State -> Region -> City -> ... >> We could fill on Bogus placeholders for canonicals that are not >> defined. (i.e. Countries without any States like Liechtenstein) >> >> what dou you think about that ? > > I dou ;) think that placeholders would not be required > if using ObjectClass Planet, Continent, Country, State,... > Thus: > > p=Earth,c=Lichtenstein,city=Au,district=Haslach,Street=Haslachstrasse,housenr=2 > (no State here, other cities may have no district) > > Marcus >
yep, your right for the query part. but i think we need placeholder in the server datastructure anyway to make it work. anyway, i have made good experiences with LDAP using huge datasets. Thing is: is there anything we need that LDAP does not give us? Michael yep, your right for the query part. but i think we need placeholder in the server datastructure anyway to make it work. anyway, i have made good experiences with LDAP using huge datasets. Thing is: is there anything we need that LDAP does not give us? Michael _______________________________________________ dev mailing list dev@openstreetmap.org http://lists.openstreetmap.org/listinfo/dev
