'渠道ID', 'Date' => '日期', 'C_id' => '抽奖活动ID', 'Pv' => '活动展示 pv数', 'Uv' => '活动展示uv', 'Draws_uv' => '抽奖uv', 'Draws_pv' => '抽奖pv', 'Kandian' => '消耗看点数', 'Createtime' => '创建时间', 'Updatetime' => '更新时间' ];