diff --git a/dockerfile/conf/dolphinscheduler/conf/application.properties b/dockerfile/conf/dolphinscheduler/conf/application.properties
index e0add25652..04eb130fad 100644
--- a/dockerfile/conf/dolphinscheduler/conf/application.properties
+++ b/dockerfile/conf/dolphinscheduler/conf/application.properties
@@ -1,6 +1,6 @@
 # base spring data source configuration
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
-# postgre
+# postgresql
 spring.datasource.driver-class-name=org.postgresql.Driver
 spring.datasource.url=jdbc:postgresql://127.0.0.1:5432/dolphinscheduler
 spring.datasource.username=root
@@ -27,7 +27,7 @@ spring.datasource.timeBetweenConnectErrorMillis=60000
 spring.datasource.minEvictableIdleTimeMillis=300000
 
 #the SQL used to check whether the connection is valid requires a query statement. If validation Query is null, testOnBorrow, testOnReturn, and testWhileIdle will not work.
-spring.datasource.validationQuery=SELECT 1
+spring.datasource.validationQuery=SELECT 1 FROM DUAL
 
 #check whether the connection is valid for timeout, in seconds
 spring.datasource.validationQueryTimeout=3
@@ -78,9 +78,9 @@ mybatis-plus.configuration.jdbc-type-for-null=null
 # data quality analysis is not currently in use. please ignore the following configuration
 # task record flag
 task.record.flag=false
-task.record.datasource.url=jdbc:postgresql://127.0.0.1:5432/dolphinscheduler
-task.record.datasource.username=root
-task.record.datasource.password=root@123
+task.record.datasource.url=jdbc:mysql://192.168.xx.xx:3306/etl?characterEncoding=UTF-8
+task.record.datasource.username=xx
+task.record.datasource.password=xx
 
 # Logger Config
-logging.level.org.apache.dolphinscheduler.dao=debug
+#logging.level.org.apache.dolphinscheduler.dao=debug
diff --git a/dolphinscheduler-dao/src/main/resources/application.properties b/dolphinscheduler-dao/src/main/resources/application.properties
index 10a92ebe07..37d67d47a5 100644
--- a/dolphinscheduler-dao/src/main/resources/application.properties
+++ b/dolphinscheduler-dao/src/main/resources/application.properties
@@ -2,12 +2,12 @@
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
 # postgre
 #spring.datasource.driver-class-name=org.postgresql.Driver
-#spring.datasource.url=jdbc:postgresql://192.168.220.154:5432/dolphinscheduler
+#spring.datasource.url=jdbc:postgresql://192.168.xx.xx:5432/dolphinscheduler
 # mysql
 spring.datasource.driver-class-name=com.mysql.jdbc.Driver
-spring.datasource.url=jdbc:mysql://192.168.220.188:3306/dolphinscheduler?useUnicode=true&characterEncoding=UTF-8
-spring.datasource.username=root
-spring.datasource.password=root@123
+spring.datasource.url=jdbc:mysql://192.168.xx.xx:3306/dolphinscheduler?useUnicode=true&characterEncoding=UTF-8
+spring.datasource.username=xx
+spring.datasource.password=xx
 
 # connection configuration
 spring.datasource.initialSize=5
diff --git a/install.sh b/install.sh
index 4477cf4926..afe822a8bb 100644
--- a/install.sh
+++ b/install.sh
@@ -403,7 +403,6 @@ sed -i ${txt} "s#enterprise.wechat.corp.id.*#enterprise.wechat.corp.id=${enterpr
 sed -i ${txt} "s#enterprise.wechat.secret.*#enterprise.wechat.secret=${enterpriseWechatSecret}#g" conf/alert.properties
 sed -i ${txt} "s#enterprise.wechat.agent.id.*#enterprise.wechat.agent.id=${enterpriseWechatAgentId}#g" conf/alert.properties
 sed -i ${txt} "s#enterprise.wechat.users.*#enterprise.wechat.users=${enterpriseWechatUsers}#g" conf/alert.properties
-sed -i ${txt} "s#server.port.*#server.port=${alertPort}#g" conf/application-alert.properties