heterogeneous bulk update in mongodb

Question

I know that we can bulk update documents in mongodb with

db.collection.update( criteria, objNew, upsert, multi )

in one db call, but it\'s homo

Answer 1

we are seeing some benefits of $in clause. our use case was to update the 'status' in a document for a large number number records. In our first cut, we were doing a for loop and doing updates one by 1. But then we switched to using $in clause and that made a huge improvement.