How to perform compound queries with logical OR in Cloud Firestore?

Question

From the docs:

You can also chain multiple where() methods to create more specific queries (logical AND).

How can I perform an <

Answer 1

With the recent addition of IN queries, Firestore supports "up to 10 equality clauses on the same field with a logical OR"

A possible solution to (1) would be:

documents.where('status', 'in', ['open', 'upcoming']);

See Firebase Guides: Query Operators | in and array-contains-any