{"success":false,"errMsg":"nested exception is org.apache.ibatis.exceptions.PersistenceException: \r\n### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: Connections could not be acquired from the underlying database!\r\n### The error may exist in file [E:\\demo\\target\\classes\\mapper\\AreaDao.xml]\r\n### The error may involve com.imooc.demo.dao.AreaDao.queryArea\r\n### The error occurred while executing a query\r\n### Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: Connections could not be acquired from the underlying database!"}
连接数据库出现问题了,看看配置信息对不对
解决不了求助