Class ReadOnly (2.16.0)

ReadOnly(mapping=None, *, ignore_unknown_fields=False, **kwargs)

Options for a transaction that can only be used to read documents.

.. _oneof:


read_time google.protobuf.timestamp_pb2.Timestamp
Reads documents at the given time. This must be a microsecond precision timestamp within the past one hour, or if Point-in-Time Recovery is enabled, can additionally be a whole minute timestamp within the past 7 days. This field is a member of oneof_ consistency_selector.