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I tried to find a reference, but it was mostly an older version of the firestore.

let snapshot = await firebase.firestore()
.collection('route')
.doc('0bayKbCiAchc0Vy9XuxT')
.collection('qa')
.get()
Vikash
  • 113
  • 10
  • Have you checked [Firestore: What's the pattern for adding new data in Web v9?](https://stackoverflow.com/q/68987326/13130697)? – Dharmaraj Jun 23 '22 at 12:08

1 Answers1

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Yes, there is. Please go through the given link for more information: https://firebase.google.com/docs/firestore/data-model.