Add multiple documents at once
Delete multiple documents at once
Update a single document
Update multiple documents at once
db.users.updateMany({age:25}, {$set:{active:true}})
Updates multiple documents that match the filter. Useful for batch updates.
Mark pending orders as processed
db.orders.updateMany({status:'pending'}, {$set:{status:'processed'}})
Retrieve all documents from a collection
Retrieve documents matching a filter
Count number of documents in a collection