${if(len(PLAN_TYPE)==0," "," and PLAN_TYPE = '" + PLAN_TYPE + "' ")} 这个可以和 SUBSTR(PLAN_TYPE,1,8) 结合吗
可以的啊
${if(len(PLAN_TYPE)==0," "," and SUBSTR(PLAN_TYPE,1,8) = '" + PLAN_TYPE + "' ")}
可以啊,你想怎么结合