Shulou(Shulou.com)06/01 Report--

1. Set up Database

Sh.enableSharding ("database_name")

two。 Create Collection

Use database_name

Db.createCollection ("collection_name")

Sh.shardCollection ("inv.collection_name", {orderCode: "hashed"})

3. Create users (all under mongos/mongod)

User name: username

Password: password

Permission: readWrite

Db.createUser ({user: "user_name", pwd: "password", roles: [{role: "readWrite", db: "database_name"}]})

4. Create a unique index

Db.inv_record.createIndex ({"orderCode": 1, "action": 1}, {unique:true})

Db.inv_record.createIndex ({"createTime": 1, "status": 1})

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