Class StreamedResultSet (1.16.0)

StreamedResultSet(response_iterator, source=None)

Process a sequence of partial result sets into a single set of row data.

Parameter
Name	Description
`source`	`Snapshot` Snapshot from which the result set was fetched.

Properties

Field descriptors for result set columns.

Returns
Type	Description
`list of Field`	list of fields describing column names / types.

Result set metadata

Returns
Type	Description
`.result_set_pb2.ResultSetMetadata`	structure describing the results

Result set statistics

Returns
Type	Description
`ResultSetStats`	structure describing status about the response

one()

Return exactly one result, or raise an exception.

Exceptions
Type	Description
`NotFound`	If there are no results.
`ValueError`	If there are multiple results.
`RuntimeError`	If consumption has already occurred, in whole or in part.

one_or_none()

Return exactly one result, or None if there are no results.

Exceptions
Type	Description
`ValueError`	If there are multiple results.
`RuntimeError`	If consumption has already occurred, in whole or in part.