QueryScope

Query Scope defines the scope at which a query is run. This is specified on a StructuredQuery's from field.

Enums
QUERY_SCOPE_UNSPECIFIED The query scope is unspecified. Not a valid option.
COLLECTION Indexes with a collection query scope specified allow queries against a collection that is the child of a specific document, specified at query time, and that has the collection id specified by the index.
COLLECTION_GROUP Indexes with a collection group query scope specified allow queries against all collections that has the collection id specified by the index.
COLLECTION_RECURSIVE Include all the collections's ancestor in the index. Only available for Datastore Mode databases.