Workbench : lost connection to mysql during query

MySQL Workbench对大表执行复杂操作时报错如下:Error Code: 2013. Lost connection to MySQL server during query

解决办法:

Edit->Preference->SQL Editor

将下图DBMS connection read time out(in seconds)适当调大

Workbench : lost connection to mysql during query

根据自己测试:240可以承受万条插入。