27017
nodejs指定vsisual studio版本
npm install mongodb --msvs_version=2013
npm install mongoose --msvs_version=2013
db
show dbs
db.getCollectionNames()
use users
db.users.insert({})
show dbs
db.users.find()
db.testData.find().limit(3)
db.testData.findOne()
var start = new Date(2010, 3, 1);
var end = new Date(2010, 4, 1);
from datetime import datetime
start = datetime(2010, 4, 1)
end = datetime(2010, 5, 1)
db.users.find({created_on: {$gte: start, $lt: end}});
db.users.insert({name:'zy',created_on:start})
db.users.find({created_on: {$gte: start, $lt: end}});
db.collection1.remove({})
show users
use admin
db.createUser(
{
user: "admin",
pwd: "123456",
roles: [ { role: "userAdminAnyDatabase", db: "admin" } ]
}
)
db.grantRolesToUser(
"admin",
[
{ role: "readWrite", db: "gcal" }
]
)
--create user for gmail--
db.createUser({user:'admin',pwd:'123456',roles:[{role:'readWrite',db:'gmail'}]})
--install as windows service and tun on the authenticaiton
echo logpath=C:MongoDBlogmongo.log > "C:MongoDBmongod.cfg"
"C:MongoDBinmongod.exe" --config "C:MongoDBmongod.cfg" --install --auth
-- auth=true
------login to mongdb with user and pwd-----------
mongo admin
show users // maybe the db shows an error to warn you need auth
db.auth("admin","adminpwd")
show users //command return success
nodjs to mongodb with auth
mongodb.connect('mongodb://db.abc.com:27017/gcal', function (err, conn) {
if (!err) {
conn.authenticate('admin','123456',function(a,b){
if(!a){
conn.collection('events', function (err, coll) {
--------------remove all documents from a collection--------------
http://docs.mongodb.org/manual/tutorial/remove-documents/
db.inventory.remove({})
http://blog.csdn.net/mydeman/article/details/6921723
---manage collections ----
db.createCollections('col1')
show collections
db.col1.drop()