Add timestamp in Firestore documents

Question

I\'m newbie to Firestore. Firestore docs says...

Important: Unlike \"push IDs\" in the Firebase Realtime Database, Cloud Firestore au

Answer 1

The documentation isn't suggesting the names of any of your fields. The part you're quoting is just saying two things:

1. The automatically generated document IDs for Firestore don't have a natural time-based ordering like they did in Realtime Database.
2. If you want time-based ordering, store a timestamp in the document, and use that to order your queries. (You can call it whatever you want.)