class AggregatedActivity(Model):
__table_name__ = "aggregated"
feed_id = columns.Ascii(primary_key=True, partition_key=True)
group = columns.Ascii(primary_key=True, partition_key=True)
updated_at = columns.DateTime(primary_key=True, clustering_order='desc')
activity_id = columns.TimeUUID(required=True)
activities = columns.Bytes(required=False)
created_at = columns.DateTime(required=False)
class AggregatedActivity(BaseActivity):
activities = columns.Bytes(required=False)
created_at = columns.DateTime(required=False)
group = columns.Ascii(required=False)
updated_at = columns.DateTime(required=False)
seen_at = columns.DateTime(required=False)
read_at = columns.DateTime(required=False)
class BaseActivity(Model):
feed_id = columns.Ascii(primary_key=True, partition_key=True)
activity_id = columns.TimeUUID(primary_key=True, clustering_order='desc')
class BaseActivity(Model):
# partition key (1 row per user_id)
feed_id = columns.Ascii(primary_key=True)
# clustering key (used for sorting)
activity_id = VarInt(primary_key=True)