mysql 安装mysqldump

在线安装

这里安装5.7

curl -LO https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm && \
rpm -ivh mysql80-community-release-el7-3.noarch.rpm && \
yum-config-manager --disable mysql80-community && \
yum-config-manager --enable mysql57-community && \
rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022 && \
yum install -y mysql-community-client && \

离线安装

1、下载依赖

https://downloads.mysql.com/archives/community/

2、下载内容

mysql-community-common-8.0.19-1.el7.x86_64.rpm
mysql-community-libs-8.0.19-1.el7.x86_64.rpm
mysql-community-client-8.0.19-1.el7.x86_64.rpm

3、上传到服务器（CentOS7）

4、检索mysql历史版本

rpm -qa | grep mysql

​ 如果存在mysql服务，可以直接使用mysqldump

5、卸载历史版本

rpm -e mysql.....

6、安装

rpm -ivh *.rpm

7、或逐个安装

rpm -ivh mysql-community-common-8.0.19-1.el7.x86_64.rpm mysql-community-libs-8.0.19-1.el7.x86_64.rpm mysql-community-client-8.0.19-1.el7.x86_64.rpm

8、验证

mysqldump --version