尝试连接未配置的本地数据库，导致查询失败
使用online报表配置的弹窗时，会新建数据库连接，尝试连接本地的数据库，导致连接超时、查询失败，请问该怎么解决2022-09-15 15:52:11.385 INFOorg.jeecg.common.aspect.PermissionDataAspect:66 - 拦截请求 >> /online/cgreport/api/getData/1521825023618314241 ; 请求类型 >> GET .
2022-09-15 15:52:11.516 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:55 - ******************************************
2022-09-15 15:52:11.517 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:56 - * *
2022-09-15 15:52:11.518 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:57 - *====【local_mysql】=====Druid连接池已启用 ====*
2022-09-15 15:52:11.519 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:58 - * *
2022-09-15 15:52:11.520 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:59 - ******************************************
2022-09-15 15:52:11.521 INFOorg.jeecg.common.util.dynamic.db.DynamicDBUtil:84 - --------getDbSourceBydbKey------------------创建DB数据库连接-------------------
Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
2022-09-15 15:52:11.550 INFOcom.alibaba.druid.pool.DruidDataSource:994 - {dataSource-2} inited
2022-09-15 15:52:11.582 ERROR com.alibaba.druid.pool.DruidDataSource:2781 - create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/ds01?characterEncoding=UTF-8&useUnicode=true&useSSL=false&tinyInt1isBit=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Shanghai, errorCode 0, state 08S01
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174)
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64)
at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:836)
at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:456)
at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246)
at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198)
at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1644)
at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1710)
at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2779)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151)
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167)
at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89)
at com.mysql.cj.NativeSession.connect(NativeSession.java:144)
at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:956)
at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:826)
... 6 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:476)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:218)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:200)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:394)
at java.net.Socket.connect(Socket.java:606)
at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:155)
at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63)
... 9 common frames omitted
2022-09-15 15:52:11.585 INFOcom.alibaba.druid.pool.DruidAbstractDataSource:1791 - {dataSource-2} failContinuous is true
2022-09-15 15:52:41.557 WARNcom.alibaba.druid.pool.DruidDataSource:1414 - get connection timeout retry : 1
有人可以回复解答一下吗？
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