Can you confirm if the sub-collection named 'categories'
exists within the users
collection in Firestore? Please return true if it exists and false if it does not.
Can you confirm if the sub-collection named 'categories'
exists within the users
collection in Firestore? Please return true if it exists and false if it does not.
Subcollections do not require any explicit creation process. They seem to materialize once a document is added to them and vanish once the last document is deleted from them.
To determine if a subcollection exists, simply perform a query on it. If documents are returned in the query results, then you can confirm its existence. It's advisable to limit the query to only retrieve one document for efficiency.
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