fix

upgrade-202104/2021-待升级说明.txt

@@ -17,6 +17,8 @@ CREATE TABLE `ec_e_exam_ip_limit` (
   KEY `IDX_E_E_001002` (`limit_type`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
+2.Ìí¼ÓË÷Òý
+ALTER TABLE ec_oes_exam_record_data ADD INDEX IDX_E_O_E_R_D_006 (`creation_time`)
 
 MongoDB²¿·Ö
 todo