mysql Table ‘performance_ schema.session_ Variables’ doesn’t exist solution

connection with SQLyog database, “mysql Table ‘performance_schema.session_variables’ doesn’t exist” error, the solution

  • enters the DOS system, Enter into the bin folder
    DOS system under the MySQ directory you installed is D :, CD to the folder you want to enter

  • enter mysql_upgrade -u root-p *****0
    1

  • restart mysql
    enter the shutdown command: Net stop mysql
    enter the start command: net start mysql