Understanding Collection Group Queries in Cloud FirestoreHey, there Firebase developers. Did you hear the exciting news? Last month at Google I/O, we announced support for collection group queries in Cloud Firestore! Let’s dig into this new feature a little more, and see if we answer some of your burning questions… Q&A Q: So, what are collection group queries and why should I care? In Cloud Firestore, your data is divided up into documents and collectio
