mongodb--Initial

Specify the startup directory to start as a service

Mongod--dbpath=xxxxxx--logpath=xxxxxxxx--logappend--servicename "XXXXX"--install

Start the service

NET START MongoDB

Pause Service

NET STOP MongoDB

Delete Service

SC Delete "XXXXX"

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Inserting data

Db.sun.insert ({"Name": "Sun", "address": {"City": "Shanghai", "state": "SH"}})//The subset inserted can be followed by a JSON object

Create an index

Db.sun.ensureIndex ({"Name": 1})//current level CREATE index

Db.sun.ensureIndex ({"Address.city": 1})//Create an index on a subset

Db.sun.ensureIndex ({"Name": 1},{"Background:true"})//Background CREATE INDEX

Query: Db.sun.find ("address.city": "Shanghai")//based on subset query, will walk index

mongodb--Initial