Query over list in firebase

Question

I\'ve the below custom model for firebase, I need to query for the cities with specific tags, I tried the below code but did not work :(

data class City(
            


        

Answer 1

Firestore queries only support equality and range operations. They don't support regular expressions. You will have to perform two queries and merge the result on the client.

See:

• How to perform compound queries with logical OR in Cloud Firestore?
• Firestore Query Across Multiple Fields for Same Value