数据组装是这样的
SELECT * FROM bt_rz_Nuclein_Data
where 1=1
${if(len(txtname) == 0,"","and name = '" + txtname + "'")}
${if(len(txtcard) == 0,"","and card_no like '%" + txtcard + "%'")}
大屏端不要拖参数面板,直接把控件放进画布里,参数名称和数据集里面保持一致就可以了