使用java在Mongo DB中插入数据，并使用javascript从Mongo DB中检索数据

Question

I am new to Mongo DB can we insert the data in java and retrieve the data from Mongo DB using java script?

Please suggest.

Answer 1

Javascript way of printing output of MongoDB query to a file

1] create a javascript file

test.js

cursor = db.printShardingStatus();
while(cursor.hasNext()){
  printjson(cursor.next());
}

2] run

mongo admin --quiet test.js > output.txt

Answer 2

1. Take a look into mongodb quick start

2. Take a look into mongodb java tutorial . Here you can find how to connect/query/update mongodb.

3. To retrieve data from mongodb via javascript create some service layer (it can be simple rest api) that will return data in json format for example.