Column	Description
is_recurring	If yes, the campaign belong to a repeat occurring campaign who audience group is auto generated by system from time to time
name	Name of the audience group
roi_type	Type of campaign (bulk, Bounce back , recurring etc)
group_version_number	If Recurring Campaign this stores the count of group creation for that group
campaign	Campaign name
campaign_end_date	Campaign start date - when messages are sent to customers
campaign_start_date	Campaign end date - when we stop attributing responder information for target customers
group_type	Test and Control. Control group are not communicated where as Test group is communicated
id	Group ID  used to map a campaign group to a campaign