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YongHyuk Lee
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LBS with MongoDB
LBS( Location Based Service) with MongoDB
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LBS with MongoDB
1.
LBS WITH MONGODB
LOCATION BASED SERVICE WITH MONGODB ( 몽고디비로 위치기반 서비스 만들기 ) 2011년 6월 14일 화요일
2.
강사소개
이용혁 ITEMBAY / 신사업팀 PROGRAMMER / 팀장 SPRINGSPROUT / UNLOGICAL OKJSP / SKYNLE TWITTER / SKYNLE 2011년 6월 14일 화요일
3.
DAUM PLACE, FOURSQUARE,
GOOGLE PLACES 2011년 6월 14일 화요일
4.
SAMPLE PAGE
HTTP://192.168.123.1:8080/MONGO/MAP 300,000 150,000/1분 1 SELECT & 1 UPDATE MACBOOK PRO, DUAL CORE 2.54G, 4G, 128SSD JBOSS 5.1 WITH IN ECLIPSE / JDK 1.6 MONGODB 1.8 2011년 6월 14일 화요일
5.
OTHERS ?
SPRING3 SPRING DATA MONGO ... GOOGLE MAP V3 TILES2 JQUERY ALL FREE 2011년 6월 14일 화요일
6.
WHY MONGODB ?
FREE GEOSPATIAL INDEX DISTANCE EASY WITH JAVA AND ... 2011년 6월 14일 화요일
7.
MONGODB
HTTP://MONGODB.ORG 2011년 6월 14일 화요일
8.
MONGODB GEOSPATIAL INDEX
>db.places.insert({ loc : [ 50 , 30 ] }) >db.places.insert({ loc : { x : 50 , y : 30 } }) >db.places.insert({ loc : { foo : 50 , y : 30 } }) >db.places.insert({ loc : { long : 40.7390,lat: 73.9929 } }) >db.places.ensureIndex( { loc : "2d" } ) >db.places.find( { loc : [50,50] } ) >db.places.find( { loc : { $near : [50,50] } } ) >db.places.find( { loc : { $near : [50,50] } } ).limit(20) >db.places.find( { loc : { $near : [50,50] , $maxDistance : 5 } } ).limit(20) 2011년 6월 14일 화요일
9.
MONGODB GEOSPATIAL INDEX
Compound Indexes >db.places.ensureIndex( { location : "2d" , category : 1 } ); >db.places.find( { location : { $near : [50,50] }, category : 'coffee' }); geoNear Command > db.runCommand( { geoNear : "places" , near : [50,50], num : 10 } , query : { category : 'coffee' }); Valid options are: "near", "num", "maxDistance", "distanceMultiplier" and "query" 2011년 6월 14일 화요일
10.
MONGODB GEOSPATIAL INDEX
public List<DBObject> retriveByLoc(int flag, Double geolong, Double geolat) { DBObject cmd = new BasicDBObject(), query = new BasicDBObject();; query = new BasicDBObject(); query.put("flag", flag); Object[] location = new Object[]{ geolong, geolat }; cmd = new BasicDBObject(); cmd.put("geoNear", "position"); cmd.put("near", location); cmd.put("num", 30); cmd.put("distanceMultiplier", 1.609344*1000*1000); //거리의 단위 m cmd.put("spherical", true); //거리계산 ? cmd.put("query", query); CommandResult cr = mongoTemplate.getDb().command(cmd); return (List<DBObject>)cr.get("results"); } 2011년 6월 14일 화요일
11.
WHAT ?
MONGODB를 이용하여 편리하고, 가볍게 위치기반서비스(LBS)를 제작할 수 있다. 2011년 6월 14일 화요일
12.
Q/A 2011년 6월 14일
화요일
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