本文转自:https://my.oschina.net/lxrm/blog/542706
最近切换到很久不用的centos还略有不适应,默认yum只能安装MysqL 5.1,需要升级又不想编译。于是有了此文。
具体文档地址:
1.http://dev.mysql.com/doc/mysql-repo-excerpt/5.6/en/linux-installation-yum-repo.html
2. http://dev.mysql.com/doc/mysql-yum-repo-quick-guide/en/
下面是我取其中的部分,完成安装MysqL 5.6 的过程
1. 查看系统里面有没有MysqL 的repo
- #yumrepolistall|grepMysqL
- #
2. 如果没有发现,则需要配置repo
注意,如果要使用5.7 或者其他任何版本,只能有一个是enabled=1的,其他的都得enabled=0。
3. 再看看是否存在MysqL的repo
ok,说明已经有了,下面就可以安装MysqL5.6了
4. 注意,
可能想当然的以为是
实际上官方的安装命令是
- #yuminstallMysqL-community-server
- //但是,失败了呢
- MysqL-community-server-5.6.28-2.el6.x86_64.rpm|53MB00:10
-
- warning:rpmts_HdrFromFdno:HeaderV3DSA/SHA1Signature,keyID5072e1f5:NOKEY
- Retrievingkeyfromfile:///etc/pki/rpm-gpg/RPM-GPG-KEY-MysqL
- 获取GPG密钥失败:[Errno14]Couldnotopen/readfile:///etc/pki/rpm-gpg/RPM-GPG-KEY-MysqL
5.失败乃成功的妈妈
从错误提示看:需要验证 GnuPG 签名,还好可以手动,毛主席说,自己动手丰衣足食嘛。
当然,还有一招,我们暂且不用:
我们接下来按照错误处理过出来搞,把签名先搞起来,参考地址:http://dev.mysql.com/doc/refman/5.6/en/checking-gpg-signature.html
- #vim/etc/pki/rpm-gpg/RPM-GPG-KEY-MysqL
- 写入如下内容
-
- -----BEGINPGPPUBLICKEYBLOCK----- Version:GnuPGv1.4.9(SunOS)
-
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- AcOphrnJ
- =443I -----ENDPGPPUBLICKEYBLOCK-----
rpm --import /etc/pki/rpm-gpg/RPM*
好的,似乎ok了。我们再来一次吧,嘿嘿
- #yuminstallMysqL-community-server
经过一系列Y/N的选择,进度条漂亮的到达了终点。
至此,MysqL 5.6 成功的从yum安装了呢 :-)
启动服务,开启新的旅程吧。
我们在安装完MysqL数据库以后,会发现会多出一个MysqLd的服务,这个就是咱们的数据库服务,我们通过输入service MysqLd start命令就可以启动我们的MysqL服务。
注意:如果我们是第一次启动MysqL服务,MysqL服务器首先会进行初始化的配置,如:
@H_502_283@
- [root@xiaoluo ~]# service MysqLd start
- 初始化 MysqL 数据库: WARNING: The host 'xiaoluo' could not be looked up with resolveip.
- This probably means that your libc libraries are not 100 % compatible
- with this binary MysqL version. The MysqL daemon,MysqLd,should work
- normally with the exception that host name resolving will not work.
- This means that you should use IP addresses instead of hostnames
- when specifying MysqL privileges !
- Installing MysqL system tables...
- OK
- Filling help tables...
- OK
- To start MysqLd at boot time you have to copy
- support-files/MysqL.server to the right place for your system
- PLEASE REMEMBER TO SET A PASSWORD FOR THE MysqL root USER !
- To do so,start the server,then issue the following commands:
- /usr/bin/MysqLadmin -u root password new-password'
- /usr/bin/MysqLadmin -u root -h xiaoluo password '
- Alternatively you can run:
- /usr/bin/MysqL_secure_installation
- which will also give you the option of removing the test
- databases and anonymous user created by default. This is
- strongly recommended for production servers.
- See the manual for more instructions.
- You can start the MysqL daemon with:
- cd /usr ; /usr/bin/MysqLd_safe &
- You can test the MysqL daemon with MysqL-test-run.pl
- cd /usr/MysqL-test ; perl MysqL-test-run.pl
- Please report any problems with the /usr/bin/MysqLbug script!
- [确定]
- 正在启动 MysqLd: [确定]