虚拟设备查询bug

examcloud-core-oe-admin-service/src/main/java/cn/com/qmth/examcloud/core/oe/admin/service/impl/ExamRecordServiceImpl.java

@@ -523,11 +523,11 @@ public class ExamRecordServiceImpl implements ExamRecordService {
             if (query.getHasVirtual()) {
             	sql.append(" AND EXISTS( ");
     			sql.append(" select 1 from ec_oe_exam_capture_camera_info v where record_data.id = v.exam_record_data_id and v.virtual_camera=1 ");
-    			sql.append(" ");
+    			sql.append(" ) ");
             } else {
             	sql.append(" AND NOT EXISTS( ");
     			sql.append(" select 1 from ec_oe_exam_capture_camera_info v where record_data.id = v.exam_record_data_id and v.virtual_camera=1 ");
-    			sql.append(" ");
+    			sql.append(" ) ");
             }
         }
         if (StringUtils.isNotBlank(query.getVirtualName())) {