Mysql is a popular open source relational database management system (RDBMS). It is widely used and powering many popular websites/applications. Let us see how to install mysql-server on a Centos Server. On a fresh Centos Box, I tried to install “mysql-server” using yum . But following error was thrown
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 |
[root@eb2476e8763c /]# yum install mysql-server Loaded plugins: fastestmirror, ovl base | 3.6 kB 00:00:00 extras | 3.4 kB 00:00:00 http://ftp.iitm.ac.in/centos/7.3.1611/updates/x86_64/repodata/repomd.xml: [Errno 14] curl#52 – “Empty reply from server” Trying other mirror. updates | 3.4 kB 00:00:00 (1/4): extras/7/x86_64/primary_db | 191 kB 00:00:01 (2/4): base/7/x86_64/group_gz | 155 kB 00:00:02 (3/4): updates/7/x86_64/primary_db | 7.8 MB 00:00:03 (4/4): base/7/x86_64/primary_db | 5.6 MB 00:00:04 Determining fastest mirrors * base: centos.myfahim.com * extras: centos.myfahim.com * updates: centos.myfahim.com No package mysql–server available. Error: Nothing to do
|
Yum says its not able to find the package “mysql-server” in any of the available yum repositories. In order to fix this, we need to install the mysql yum repositories. Let us see how to do it.
How to enable mysql yum repository on Centos 6/7 ?
On Centos7, using
|
1 2 3 4 5 6 7 8 9 |
[root@eb2476e8763c /]# rpm -ivh https://repo.mysql.com//mysql57-community-release-el7-11.noarch.rpm Retrieving https://repo.mysql.com//mysql57-community-release-el7-11.noarch.rpm warning: /var/tmp/rpm–tmp.7OOdD1: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY Preparing... ################################# [100%] Updating / installing... 1:mysql57–community–release–el7–11 ################################# [100%] [root@eb2476e8763c /]#
|
For Centos 6
|
1 2 3 4 5 6 7 8 |
[root@eb2476e8763c /]# rpm -ivh https://repo.mysql.com//mysql57-community-release-el6-11.noarch.rpm Retrieving https://repo.mysql.com//mysql57-community-release-el6-11.noarch.rpm warning: /var/tmp/rpm–tmp.TWlyW7: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY Preparing... ################################# [100%] Updating / installing... 1:mysql57–community–release–el6–11 ################################# [100%]
|
Now we can install mysql-server using yum
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 |
[root@eb2476e8763c lib64]# yum install mysql-server Loaded plugins: fastestmirror, ovl base | 3.6 kB 00:00:00 extras | 3.4 kB 00:00:00 mysql–connectors–community | 2.5 kB 00:00:00 mysql–tools–community | 2.5 kB 00:00:00 mysql57–community | 2.5 kB 00:00:00 updates | 3.4 kB 00:00:00 mysql–connectors–community/x86_64/primary_db | 16 kB 00:00:01 Loading mirror speeds from cached hostfile * base: centos.myfahim.com * extras: centos.myfahim.com * updates: centos.myfahim.com Resolving Dependencies —> Running transaction check —–> Package mysql–community–server.x86_64 0:5.7.19–1.el7 will be installed
Installed: mysql–community–server.x86_64 0:5.7.19–1.el7
Verify the installed packages using “rpm” command
[root@eb2476e8763c lib64]# rpm -qa |grep mysql mysql–community–libs–5.7.19–1.el7.x86_64 mysql57–community–release–el7–11.noarch mysql–community–common–5.7.19–1.el7.x86_64 mysql–community–client–5.7.19–1.el7.x86_64 mysql–community–server–5.7.19–1.el7.x86_64 [root@eb2476e8763c lib64]#
|
As you can see, mysql server and client packages are installed.
To start mysql service,
On centos7
|
1 |
systemctl start mysql |
On Centos6
|
1 |
service mysqld start |
Verify “mysql-server” is listening on port 3306 , using
|
1 2 |
# netstat -nap |grep 3306 tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN 9782/mysqld |
Now you can connect to mysql-server using “mysql” client
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 |
[root@localhost ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 4 Server version: 5.7.18–log MySQL Community Server (GPL)
Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners.
Type ‘help;’ or ‘\h’ for help. Type ‘\c’ to clear the current input statement.
mysql> |
Now we can run the mysql queries on mysql prompt. Please let us know incase you find any issue.