下面的报表,当选择C5(年级)和C7(班级)后,在C13里统计显示班级的“应到学生数”,怎么写?谢谢
=SQL("数据连接名"," SELECT count(1) as rs FROM 学生基础信息表 where 年级 ='" + C5 + "' and 班级 ='" + C7 + "'",1,1)