This message has oneof_ fields (mutually exclusive fields).
For each oneof, at most one member field can be set at the same time.
Setting any member of the oneof automatically clears all other
The query response, which can be either an error or a
If done == false and the query result is being saved
in a output, the output_config field will be set. If
done == true, exactly one of error,
query_result or output_config will be set.
This field is a member of oneof_ response.