。。。

examcloud-exchange-starter/src/main/resources/application-prod.properties

@@ -1,4 +1,4 @@
-spring.datasource.url=jdbc:mysql://qmthmysql.mysql.rds.aliyuncs.com:3306/exam_cloud?useUnicode=true&characterEncoding=UTF-8
+spring.datasource.url=jdbc:mysql://rds7b2sll8un5kz99s0i122.mysql.rds.aliyuncs.com:3306/exam_cloud?useUnicode=true&characterEncoding=UTF-8
 spring.datasource.username=exam_cloud
 spring.datasource.password=examcloud123!@#