SELECT COUNT(a.*),AVG(b.ps_score),COUNT(b.*)FROM qdwyc_dd a LEFT JOIN qdwyc_evaluation_score b ON a.dd_num=b.dd_num WHERE a.xc_status=4 and b.ps_type=1
iOS打开摄像头时出现Snapshotting a view that has not been rendered results in an empty snapshot. Ensure your view has been rendered at least once before snapshotting or snapshot after screen updates...
