For Mongoose/MongoDb is it faster to delete all existing documents than to upsert a replacement list & remove just the ones that are not updated?

All we need is an easy explanation of the problem, so here it is. Here is the scenario: I have a collection of documents with refs to another collection: {name:…

Continue ReadingFor Mongoose/MongoDb is it faster to delete all existing documents than to upsert a replacement list & remove just the ones that are not updated?