SET GLOBAL time_zone='Asia/Seoul';
SET time_zone='Asia/Seoul';
SET GLOBAL time_zone='Asia/Seoul';
SET time_zone='Asia/Seoul';
Show variables like"c%";
ALTER TABLE cms_account converttocharset utf8;
ALTER DATABASE sigongweb_db charset utf8;
SET GLOBAL max_allowed_packet = 1024 * 1024 * 16;
SET SESSION max_allowed_packet = 1024 * 1024 * 16;