gxk1992的博客

SELECT * FROM information_schema.tables AS t LEFT JOIN (SELECT DISTINCT table_schema, table_name FROM information_schema.`KEY_COLUMN_USAGE` ) AS kt ON kt.table_schema=t.table_schema AND kt.table_name

wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm yum -y localinstall mysql57-community-release-el7-11.noarch.rpm yum -y install mysql-community-server systemctl start mys