社区版下载地址：downloads.mysql.com/archives/community/原包 ##解压[root@prdb19u01]#tar-xvfmysql-8.4.0-linux-glibc2.28-x86_64.tar.xzmysql-8.4.0-linux-glibc2.28-x86_64/bin/mysql-8.4.0-linux-glibc2.28-x86_64/bin/myisam_ftdumpmysql-8.4.0-linux-glibc