Is it possible to have either or whereFields for Firestore query?

Question

I want to have a query like

db.collection(\"Bookings\")
    .whereField(\"servicer\", isEqualTo: userID || \"customer\", isEqualTo: userID)

In

Answer 1

This is not possible with a single query - there is no logical OR operation that works across multiple fields in a document. You will need to have two queries, one for "servicer", and another for "customer", then merge the results of those queries on the client.