
> db.users.find({ _id: ObjectId("526b9048a444e81f1ca06ba3") })
{ "_id" : ObjectId("526b9048a444e81f1ca06ba3"), "name" : "Bar" }

> db.users.find({ name: 'Foo' })
{ "_id" : ObjectId("526b8fdba444e81f1ca06ba2"), "name" : "Foo" }


> db.users.find({ name: /o/ })
{ "_id" : ObjectId("526b8fdba444e81f1ca06ba2"), "name" : "Foo" }
{ "_id" : ObjectId("526ba048a444e81f1ca06ba4"), "name" : "Moo" }

