mongodb update multiple documents

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This article from: HTTP://WWW.OPEN-OPEN.COM/LIB/VIEW/OPEN1427078982824.HTML#_LABEL3For more information, see official website: http://docs.mongodb.org/manual/release-notes/3.0/Reference article:Test:

Update MethodsMongoDB provides the following methods for updating documents in a collection: Method Description Db.collection.updateOne () Updates at more than a single document that match a specified

Insert Document: Insert () method To insert data into the MongoDB collection, you need to use the MongoDB Insert () or Save () method. Grammar: The basic syntax for the Insert () command is as follows: >db. Collection_name.insert

The blog has moved Https://www.tianmingxing.com MongoDB is an open-source, document-oriented NoSQL (not only SQL) database written using C + +, and one of the most popular NoSQL databases. NoSQL Introduction NoSQL means "Not just SQL", is the

One. MongoDB Insert Document Insert () methodTo insert data into a MongoDB collection, you need to use the MongoDB Insert () or Save () method.GrammarThe basic syntax for the Insert () command is as follows:>db. Collection_name.insert

I. MongoDB introduction MongoDB is a high-performance, open-source, and non-pattern document-type database that is currently popular among NoSql databases. It can be used in many scenarios to replace traditional relational databases or key-value

CreateIn MongoDB, you use the Insert method to insert a document into a collection and then save it to MongoDB. Db.foo.insert ({"hehe": "hehe"})If you want to bulk INSERT, you can use the following form: Db.foo.insert ([{"Hehe": "hehe"},{"haha":

Spring Data MongoDB III: Basic document Queries (query, basicquery) (i) Learn MongoDB II: MongoDB Add, delete, modifyA. IntroductionSpring Data MongoDB provides org.springframework.data.mongodb.core.MongoTemplate operation of the update to MongoDB,

If you have never been familiar with MongoDB or have a little understanding of MongoDB, if you are a C # developer, take a few minutes to read this article. This article will take you step by step to get started easily. Read directory 1: