public class mongo {
public static void main(String[] args) {
// TODO Auto-generated method stub
MongoClient mo = new MongoClient("127.0.0.1",27017);
DB db = mo.getDB("wtdd");
DBCollection col = db.getCollection("wtdd");
DBObject o = new BasicDBObject("name","jim");
DBCursor cur = col.find();
for(DBObject obc:cur) {
System.out.println(obc);
}
}
//db.createCollection("wt", new DBObject());
}
连接数据库输出集合数据
查找固定的数据
public class mongo {
public static void main(String[] args) {
// TODO Auto-generated method stub
MongoClient mo = new MongoClient("127.0.0.1",27017);
DB db = mo.getDB("wtdd");
DBCollection col = db.getCollection("wtd");
DBObject o = new BasicDBObject("name","jim");
DBCursor lis = col.find(o);
for(DBObject obj:lis) {
System.out.println(obj);
}
}
}
mongoDB连接数据库
标签：sys rate highlight div 合数 client cli creat void