I want to be able to query my collections for document Ids, and then get a list of documents. For Example: Collection [Users] -> Documents [001], [002], [003]. Now I want to qu
You can use an in query for anywhere up to 10 documents.
collectionRef.where("country", whereIn: ["USA", "Japan"])
If you have more than 10, you can either load them in batches of 10, or so individual calls for each document.