java.sql.SQLException: Could not establish connection to 192.168.8.111:10000/default: java.net.ConnectException: Connection refused: connect at org.apache.hadoop.hive.jdbc.HiveConnection.<init>(HiveConnection.java:117) 需要启动:hive --service hiveserver
[root@testdb11b ~]# /u01/app/oraInventory/orainstRoot.sh Changing permissions of /u01/app/oraInventory. Adding read,write permissions for group. Removing read,write,execute permissions for world. Changing groupname of /u01/app/oraInventory to oinstal
今天在测试MySQL的连接时候,发现连接不通过,并报错ERROR 2003 (HY000): Can't connect to mysql server on '192.168.10.210' (111) 测试代码: require 'mysql2' client = Mysql2::Client.new(:host=>"192.168.10.210",:username=>'root',:password=>"root") puts result
报错现象 Failed on local exception: com.google.protobuf.InvalidProtocolBufferException: Protocol message end-group tag did not match expected tag.; Host Details : local host is: "master/192.168.52.26"; destination host is: "master":9000; 报
今天在测试MySQL的连接时候,发现连接不通过,并报错ERROR 2003 (HY000): Can't connect to mysql server on '192.168.10.210' (111) 测试代码: require 'mysql2' client = Mysql2::Client.new(:host=>"192.168.10.210",:username=>'root',:password=>"root") puts result
前提 当我在刚安装的Red Hat Linux5.x系统中进行ssh 192.168.1.230 远程时,出现以下错误: Warning: Permanently added ' 192.168.1.230'(RSA) to the list of known hosts. 当然,此前我先进行了固定ip的设置: 1.切换root ,使用:su - 2.删除/etc/hosts文件中,以#字符号开头的所有行 3.修改ifcfg-eth0文件.将BOOTPROTO项改为BOOTPROTO=st
[root@localhost ~]# python Python 2.7.5 (default, Apr 11 2018, 07:36:10) [GCC 4.8.5 20150623 (Red Hat 4.8.5-28)] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import M
谷歌了一下之后,原来是在mysql的my.cnf中有下面一段代码: # Instead of skip-networking the default is now to listen only on # localhost which is more compatible and is not less secure. bind-address = 127.0.0.1 #这里默认监听本地localhost 如果要让mysql监听到其他的地址,可以将bind-address = 127.0.0.1