Types of job, which could be specified when using the
reservation.
Values:
JOB_TYPE_UNSPECIFIED (0):
Invalid type. Requests with this value will be rejected with
error code google.rpc.Code.INVALID_ARGUMENT.
PIPELINE (1):
Pipeline (load/export) jobs from the project
will use the reservation.
QUERY (2):
Query jobs from the project will use the
reservation.
ML_EXTERNAL (3):
BigQuery ML jobs that use services external
to BigQuery for model training. These jobs will
not utilize idle slots from other reservations.
BACKGROUND (4):
Background jobs that BigQuery runs for the
customers in the background.