mysql 安装问题 perl(JSON) is needed by mysql-community-test

[root@ebs-139266 home]# rpm -ivh mysql-community-*.rpm
warning: mysql-community-client-5.7.42-1.el7.x86_64.rpm: Header V4 RSA/SHA256 Signature, key ID 3a79bd29: NOKEY
error: Failed dependencies:
	perl(JSON) is needed by mysql-community-test-5.7.42-1.el7.x86_64
[root@ebs-139266 home]# yum install perl-JSON
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
 * base: mirrors.aliyun.com
 * epel: mirror.nyist.edu.cn
 * extras: mirrors.aliyun.com
 * updates: mirrors.aliyun.com
Resolving Dependencies
--> Running transaction check
---> Package perl-JSON.noarch 0:2.59-2.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

==============================================================================================================================================================================================================================================================================
 Package                                                            Arch                                                            Version                                                               Repository                                                     Size
==============================================================================================================================================================================================================================================================================
Installing:
 perl-JSON                                                          noarch                                                          2.59-2.el7                                                            base                                                           96 k

Transaction Summary
==============================================================================================================================================================================================================================================================================
Install  1 Package

Total download size: 96 k
Installed size: 264 k
Is this ok [y/d/N]: y
Downloading packages:
perl-JSON-2.59-2.el7.noarch.rpm                                                                                                                                                                                                                        |  96 kB  00:00:00     
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : perl-JSON-2.59-2.el7.noarch                                                                                                                                                                                                                                1/1 
  Verifying  : perl-JSON-2.59-2.el7.noarch                                                                                                                                                                                                                                1/1 

Installed:
  perl-JSON.noarch 0:2.59-2.el7                                                                                                                                                                                                                                               

Complete!

执行命令 :yum install perl-JSON 进行在线安装即可解决

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