Collection Group Queries in Firestore

Learn how to use the new Collection Group Query feature to join subcollections. Great for hierarchical or deeply-nested data structures like threaded reddit-style comments https://fireship.io/lessons/collection-group-query-firestore/ #firebase Take the firebase quizzes ? iOS https://itunes.apple.com/us/app/fireship/id1462592372?mt=8 Android https://play.google.com/store/apps/details?id=io.fireship.quizapp Upgrade to Fireship PRO at https://fireship.io/pro Use code lORhwXd2 for 25% off your first payment.