jmeter JDBC运行报错Table 'performance_schema.session_variables' doesn't exist

  利用jmeter对mysql数据库作压测，运行时报错：Table'performance_schema.session_variables' doesn't exist。mysql 解决方法：sql 1.升级mysql数据库 在管理员命令中输入：mysql_upgrade -u root -p --forcesession 2.重启mysql服务性能 net stop mysqlspa net

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