mysql 修改max_allowed_packet
-- 查询max_allowed_packet
show VARIABLES like '%max_allowed_packet%';
修改 my.ini 或 my.cnf
[mysqld]
max_allowed_packet = 20M
-- 查询max_allowed_packet
show VARIABLES like '%max_allowed_packet%';
修改 my.ini 或 my.cnf
[mysqld]
max_allowed_packet = 20M