NC6X 打上补丁后，单据模板公式中数据库函数支持支持聚合函数和运算符 getcolvalue("表","max(字段)","关键字字段",值变量）; getcolnmv("表","sum(字段)","关键字字段",值变量）; getcolnmv("表","字段1+字段2","关键字字段",值变量）;