db.auth('notedeepAdmin', 'pwd')
db.collection.insert( {} )
db.collection.insertMany( [{},{}] )
db.block.insert( { "_id" : 14, "name" : "思维导图", "desc" : "用于绘制思维导图", "img" : "http://static.notedeep.com/FvxaK2NCj7MDoBimORQXLmOUEPtj" } )
desc : "用于绘制BPMN图、业务流程模型和标记法"
mongodump -h 127.0.0.1 --port 27017 -unotedeepAdmin -p
db.grantRolesToUser('notedeepAdmin', [{ role: 'dbOwner', db: 'notedeep' }])