Write multitenant app in only one Atlas cluster

[steevej (Steeve Juneau)]

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How many collections can i add into a database

I know that a document have something like 16 MB limit, if i want to create for every forum topic of my website a new collection and into that collection i save all posting of a topic, then i would have maybe after some time a lot of collections in the database, will that be a good practise or how would you recommend to slove this, is there a limmit how many collections you can create or is it for any other reasons not recommend to code like that?

1000 databases and 3 collection per database

Hello All, I would like to know if you think that having a mongodb instance with 1000 databases named Chicago, Detroit, Washington and so on, and then having 3 (same name and data) collections per database with about 1000 documents each is a good idea, in ANY situation. If so, which and why? Thank you so much, Best Regards, JP