1、全局查看wait_timeout值 [plain] view plaincopyprint? mysql> show global variables like 'wait_timeout'; 2、修改全局wait_timeout值 [plain] view plaincopyprint? set global wait_timeout=28800; 单位为毫秒; 3、查看修改之后的值 相关文章: 2022-12-23 2022-02-06 2021-11-10 2022-12-23 2021-11-28 2021-10-07 2022-01-21 2022-12-23