Class ReadSession (1.0.0)

Version 1.0.0

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Information about the ReadSession. .. attribute:: name

Output only. Unique identifier for the session, in the form projects/{project_id}/locations/{location}/sessions/{session_i d}.

Immutable. Data format of the output data.

Output only. Avro schema.

Immutable. Table that this ReadSession is reading from, in the form `projects/{project_id}/datasets/{dataset_id}/tables/{t able_id}

Optional. Read options for this session (e.g. column selection, filters).

Inheritance

builtins.object > google.protobuf.pyext._message.CMessage > builtins.object > google.protobuf.message.Message > ReadSession

Classes

TableModifiers

Additional attributes when reading a table. .. attribute:: snapshot_time

The snapshot time of the table. If not set, interpreted as now.

TableReadOptions

Options dictating how we read a table. .. attribute:: selected_fields

Names of the fields in the table that should be read. If empty, all fields will be read. If the specified field is a nested field, all the sub-fields in the field will be selected. The output field order is unrelated to the order of fields in selected_fields.

Optional. Options specific to the Apache Arrow output format.