MongoDB – Insert Document In this chapter, we will learn how to insert document in MongoDB collection. The insert() Method To insert data into MongoDB collection, you need to use MongoDB”s insert() or save() method. Syntax The basic syntax of insert() command is as follows − >db.COLLECTION_NAME.insert(document) Example > db.users.insert({ … _id : ObjectId(“507f191e810c19729de860ea”), … […]
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MongoDB – Update Document MongoDB”s update() and save() methods are used to update document into a collection. The update() method updates the values in the existing document while the save() method replaces the existing document with the document passed in save() method. MongoDB Update() Method The update() method updates the values in the existing document. […]
MongoDB – Limit Records In this chapter, we will learn how to limit records using MongoDB. The Limit() Method To limit the records in MongoDB, you need to use limit() method. The method accepts one number type argument, which is the number of documents that you want to be displayed. Syntax The basic syntax of […]