Build#persist-2019.07.18.18.44.53.805下拉框控件使用快速查询时无结果。下拉框数据字典的类型设置:数据查询。数据集使用变量。就是下拉框的变量。例如:SELECT name,erp FROM `pro_project` where 1=1 {if(len(projectERP) == 0,""," and erp = '" + projectERP + "'")}当在下拉框输入”北京“,后台发到数据库的查询是:SELECT name,erp FROM `pro_project` where and erp = '北京'所以没有返回结果。