数据库不存在、连接超时或出错!请通知管理员尽快恢复正常运行,谢谢!
出错信息提示:SQLSTATE[08006] [7] could not connect to server: Connection refused
Is the server running on host "localhost" (::1) and accepting
TCP/IP connections on port 5432?
could not connect to server: Connection refused
Is the server running on host "localhost" (127.0.0.1) and accepting
TCP/IP connections on port 5432?