二进制安装MySQL
1.删除centos系统自带的mariadb数据库 rpm -qa|grep mariadb
rpm -e mariadb-libs --nodeps 2.安装libaio库 yum -y install libaio numactl 3.下载并解压mysql-5.7.28
Navicat 连接SSH方式连接mysql报错 sshexpected key exchange group packet
修改ssh配置文件
最后一行新增
vim /etc/ssh/sshd_config
KexAlgorithms curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-h