老师，nacos可以实现mysql数据连接池吗？
然后更新配置报错：
org.springframework.jdbc.CannotGetJdbcConnectionException: PreparedStatementCallback; Could not retrieve transation read
-only status server; nested exception is java.sql.SQLException: Could not retrieve transation read-only status server
at com.alibaba.nacos.config.server.exception.GlobalExceptionHandler.handleDataAccessException(GlobalExceptionHan
dler.java:76)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)