Firestore query that will be fetched
Optionaloptions: UseQueryOnceOptionsOptions to configure how the query is fetched
QuerySnapshot, loading state, and error
undefined if query is currently being fetched, or an error occurredtrue while fetching the query; false if the query was fetched successfully or an error occurredundefined if no error occurred
Returns the QuerySnapshot of a Firestore query. Does not update the QuerySnapshot once initially fetched