trishagee

collection.update(new BasicDBObject("_id", "jo"),
                  new BasicDBObject("$set", new BasicDBObject("phone", "5559874321")));

trishagee

DBObject jo =                                       // get the document representing jo
jo.put("name", "Jo In Disguise");                   // replace the old name with the new one
collection.update(new BasicDBObject("_id", "jo"),   // find jo by ID
                  jo);                              // set the document in the DB to the new document for Jo

trishagee

collection.createIndex(new BasicDBObject("fieldToIndex", 1));

trishagee

DBObject findLondoners = new BasicDBObject("address.city", "London");
collection.find(findLondoners));

trishagee

DBCursor results = collection.find(new BasicDBObject("name", new BasicDBObject("$gt", 10)));

trishagee

DBCursor results = collection.find(new BasicDBObject("numberOfOrders", new BasicDBObject("$gt", 10)));

trishagee

DBCursor results = collection.find(new BasicDBObject("name", "SomeName"),
                                   new BasicDBObject("address", 0));

trishagee

DBCursor results = collection.find(new BasicDBObject("name", "SomeName"), 
                                   new BasicDBObject("name", 1));

trishagee

for (DBObject result : results) {
    // do something with each result
}

trishagee

results.size();