优化查询

src/main/java/com/qlm/controller/jinzai/MobileController.java

@@ -162,7 +162,7 @@ public class MobileController extends Controller{
 				//可能是大小写问题 再查询遍
 				jinzai_upload_child = Db.findFirst("select * from jinzai_upload_child where child_code = ?",code);
 				if(jinzai_upload_child==null)
-					jinzai_upload_child = Db.findFirst("select * from jinzai_upload_child where lower(child_code) = ?",code.toLowerCase());
+					jinzai_upload_child = Db.findFirst("select * from jinzai_upload_child where child_code = ?",code.toUpperCase());
 			}
 			if(jinzai_upload_child!=null){
 				String master_code = jinzai_upload_child.getStr("master_code");