In MongoDB the db.collection.findOneAndUpdate() method updates a single document based on the filter and sort criteria.
The collection part is the name of the collection with which to perform the operation against.
Category: DBMS
Database Management Systems
MongoDB findAndModify()
In MongoDB the db.collection.findAndModify() method modifies and returns a single document.
The collection part is the name of the collection with which to perform the operation against.
MongoDB updateMany()
In MongoDB the db.collection.updateMany() method updates all documents that match the specified filter for a collection.
MongoDB update()
In MongoDB the db.collection.update() method modifies an existing document or documents in a collection.
By default, it only updates a single document. But if multi: true is specified, then it updates all documents that match the query criteria.
MongoDB updateOne()
In MongoDB the db.collection.updateOne() method updates a single document within the collection based on the filter.
MongoDB insert()
In MongoDB the db.collection.insert() method inserts a document or documents into a collection.
The collection part is the name of the collection to insert the document/s into.
MongoDB insertMany()
In MongoDB the db.collection.insertMany() method inserts multiple documents into a collection.
The collection part is the name of the collection to insert the documents into.
MongoDB insertOne()
In MongoDB the db.collection.insertOne() method inserts a single document into a collection.
The collection part is the name of the collection to insert the document into.
2 Ways to Delete a Collection in MongoDB
If you no longer need a collection in MongoDB, you can delete it.
Actually, the term for deleting a collection is to drop the collection.
Either way, here are two ways to delete/drop a collection when using the mongo shell.
Continue reading4 Ways to List the Collections in a MongoDB Database
When using MongoDB, there’s more than one way to list the collections in a database.
Here are four ways to get a list of collections in a MongoDB database:
- The
show collectionsCommand - The
listCollectionsCommand - The
db.getCollectionNames()Method - The
db.getCollectionInfos()Method