According to the docs, to remove an item you call removeValue() on the reference .
Read moreHow do I delete files from Firebase storage?
To delete a file, first create a reference to that file. Then call the delete() method on that reference , which returns a Promise that resolves, or an error if the Promise rejects.
Read moreHow do you delete a file from firestore using where clause?
You can only delete a document once you have a DocumentReference to it. To get that you must first execute the query, then loop over the QuerySnapshot and finally delete each DocumentSnapshot based on its ref .8 Kas 2017
Read moreHow do I add a field to an existing document in firestore?
Build a DocumentReference to the document you want to update, then use the update() method on the DocumentReference to indicate only the fields to be added or changed . Pass it an object with only properties that match the fields to add or change.
Read moreHow do I add data to firestore?
There are several ways to write data to Firestore:
Read moreHow do I add data to firestore?
There are several ways to write data to Firestore:
Read moreHow do I add a field to an existing document in firestore?
Build a DocumentReference to the document you want to update, then use the update() method on the DocumentReference to indicate only the fields to be added or changed . Pass it an object with only properties that match the fields to add or change.
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