Hi! Have you tried osm2pgsql and/or imposm? What is the reason to do it over API db schema?
вт, 15 нояб. 2016 г. в 19:27, RTOSM DOOPAS <[email protected]>: > Hi, > > > > I have written a small extension for OSM API database to offer the > functionality of real-time simplification of objects (ways, relations) by > node filtering during the query processing. The idea behind it is as > followings: > > > 1. For each spatial object such as way or relation, attach weight value to > each component node by geometric computation. > > > 2. In processing query, only retrieve nodes with the top k weight. > > > 3. Assembly the simplified objects with filtered nodes. > > > > In fact, there are some really complex concepts, algorithms and data > structures in the extension, but the essential idea is that simple. > > > With this extension, The OSM API database will have the ability to answer > windowing query with arbitrary size by a “top k” operator to limit the > output volume of the results. > > > The purpose of the extension is to make the OSM API database can serve > data in any scale like the tile server can do. > > > The codes in the extension is a bit of preliminary. However, to make the > idea work, Not only the code need to be examined and tested, but also the > database must be “normalized” to take the advantages of this extension. > > > The code is hosted in github, https://github.com/rtosm/rtosm > > > The "rtosm" means a database for real-time openstreetmap. Welcome to > comment. > _______________________________________________ > dev mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/dev >
_______________________________________________ dev mailing list [email protected] https://lists.openstreetmap.org/listinfo/dev
