MySQL Exception summary

1.Packets larger than Max_allowed_packet is not allowed

A system parameter for MySQL:max_allowed_packet, whose default value is 1048576(1M),

Enquiry:show VARIABLES like '%max_allowed_packet% ';

Modify the value of this variable: "max_allowed_packet = 1M" in the [mysqld] section of the My.ini file in the MySQL installation directory, such as change to 4M (if there is no line of content, add one row), save, Restart the MySQL service. It is now possible to load files larger than 1M.

MySQL Exception summary