Our Community is getting an upgrade! To get everything ready for the relaunch, we’ll be placing the site in read-only mode starting September 21st. We really appreciate your understanding while we get things set up behind the scenes. Catch up on all the exciting details about the move here. Need help or have questions? Drop us a line at [email protected]
Server 1 :- 192.168.154.111 (centos)
Server 2 :- 192.168.154.113 (centos2)
1) First install the client on server from where you want to connect
Configure Repository and install client
[root@centos2 ~]# yum install mysql-client
2) My Sql software installed on centos2
[root@centos2 ~]# yum install mysql-server
3)Connected to Mysql on Centos2, Following user exist before creating Hive user and Database.
#mysql -u root -p password
mysql> Select host,user from mysql.user;
+-----------------+-------+
| host | user |
+-----------------+-------+
| localhost | root |
+-----------------+-------+
8 rows in set (0.00 sec)
Creating hive user and database
mysql> create user 'hive'@'192.168.154.111' identified by 'hive';
Query OK, 0 rows affected (0.05 sec)
mysql> create user 'hive'@'localhost' identified by 'hive';
Query OK, 0 rows affected (0.00 sec)
mysql> create database hive;
Query OK, 1 row affected (0.00 sec)
mysql> grant ALL ON hive.* TO 'hive'@'192.168.154.111';
Query OK, 0 rows affected (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> flush hosts;
Query OK, 0 rows affected (0.00 sec)
mysql> grant ALL ON hive.* TO 'hive'@'localhost';
Query OK, 0 rows affected (0.00 sec)
4) Verify you able to connect server MySQL server using the client ( Client Must be installed from which server you connecting), Verify user from ambari-server 192.168.154.111(Client) and 192.168.154.113(server) is MySQL Server IP address
[root@centos ~]# mysql -u hive -h 192.168.154.113 -p
Enter password:
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> select user();
+----------------------+
| user() |
+----------------------+
| [email protected] |
+----------------------+
1 row in set (0.01 sec)
mysql> exit;
[root@centos ~]#
5) Above Client not able to connect to MY sql server , we need to grant permission as below.
mysql> grant ALL ON hive.* TO 'hive'@'%' identified by 'hive';
Query OK, 0 rows affected (0.00 sec)
mysql> show grants for hive;
+-----------------------------------------------------------------------------------------------| Grants for hive@% -----------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'hive'@'%' IDENTIFIED BY PASSWORD '*4DF1D66463C18D44E3B001A8FB1BBFBEA13E27FC' |
| GRANT ALL PRIVILEGES ON `hive`.* TO 'hive'@'%' |+-------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
Once more verification from Ambari-server, is Hive username and password is working fine
[root@centos]#/usr/lib/hive/bin/schematool -initSchema -dbType mysql -userName hive -passWord hive
Metastore connection URL: jdbc:mysql://centos2.test.com/hive?createDatabaseIfNotExist=true
Metastore Connection Driver : com.mysql.jdbc.Driver
Metastore connection User: hive
Starting metastore schema initialization to 0.13.0
Initialization script hive-schema-0.13.0.mysql.sql
Initialization script completed
schemaTool completeted
[root@centos ~]#