table('refund_goods_statistics', array('id' => true, 'primary_key' => ['id'], 'engine' => 'InnoDB', 'comment' => '退款商品每日统计表')) ->addColumn('start_time', 'integer', array('limit' => 11, 'signed' => false, 'default' => 0, 'comment' => '开始时间')) ->addColumn('end_time', 'integer', array('limit' => 11, 'signed' => false, 'default' => 0, 'comment' => '结束时间')) ->addColumn('goods_id', 'integer',array('limit' => 10, 'signed' => false, 'default'=> 0,'comment'=>'商品ID')) ->addColumn('refund_num', 'integer',array('limit' => 10, 'signed' => false, 'default'=> 0,'comment'=>'退款数量')) ->addColumn('refund_amount', 'decimal',array('limit' => 11,'precision'=>10,'scale'=>2,'signed'=>false,'default'=>0,'comment'=>'退款金额')) ->addColumn('create_time', 'integer', array('limit' => 10,'signed' => false, 'default' => 0, 'comment' => '创建时间')) ->addColumn('update_time', 'integer', array('limit' => 10,'signed' => false, 'default' => 0, 'comment' => '更新时间')) ->create(); } }