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

1. View the collection

Show collections

two。 Add data to the collection

Db.runoob.insertMany ([

{

'title':'data1'

'url':' https://blog.51cto.com/suyanzhu',

'description':'this is data1'

'view':5000

}

{

'title':'data2'

'url':' https://blog.51cto.com/suyanzhu',

'description':'this is data2'

'view':3650

}

{

'title':'data3'

'url':' https://blog.51cto.com/suyanzhu',

'description':'this is data3'

'view':9527

}

])

3. Add data to the collection

Db.runoob.insert ({

Title: 222

Description: 'mongodb'

By: 'suyanzhu'

Url: 'https://blog.51cto.com/suyanzhu',

Tags: ['php','mongodb']

Likes: 200

})

4. View all data

Db.runoob.find () .pretty ()

5. Returns data for the specified number of rows

Db.runoob.find (). Pretty (). Limit (2)

6. Skip the amount of data specified by limit through the skip () method

Db.runoob.find (). Pretty (). Limit (2) .skip (2)

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.