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

> show collections

_ test

_ test_serial_number

_ test_message_send

Inventory

>

> db._test_message_send.find ()

2017-09-29T01:52:37.612+0000 E QUERY [thread1] TypeError: db._wechat_message_send is undefined:

@ (shell): 1:1

> db._test_message_send.count ()

2017-09-29T01:53:25.302+0000 E QUERY [thread1] TypeError: db._wechat_message_send is undefined:

@ (shell): 1:1

GetCollection should be used when querying underlined collection names, for example:

> db.getCollection ('_ test_message_send') .count ()

2562

> db.getCollection ('_ test_message_send') .findOne ()

{

"_ id": "93e4cc65502344f584bfb385f94dde35"

"_ class": "com.base.entities.WechatMessageSend"

"type": 4

"status": 3

"memberId": "863eee3694fc45"

"openId": "oB3wuwViNwa2G2NpOCdjMSvFJCcY"

"templateId": "2KKEiTYulLq4RxRudlNuX"

"messageId": "7a33b0f20e2e43c"

CreateTime: ISODate ("2016-07-19T00:23:37.346Z")

}

Rename the collection name:

> db.getCollection ('_ test') .renameCollection ("_ test_bak20171011")

{"ok": 1}

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.