IndexRequired will cause the index to return a MissingRequiredIndexError in the event that the indexer returns no values for a resource.

IndexedData is a wrapper around an Index and an radix tree for index and resource storage.

Indexer is the base interface that all indexers must implement.

MultiIndexer is the interface to implement for extracting multiple index values from a resource.

ResourceIterator is the interface that will be returned to iterate through a collection of results.

SingleIndexer is the interface to use to extract a single index value from a resource.

Txn is an interface to control changes to an index within an transaction.

IndexOption is a functional option to use to modify an Indexes behavior.