sql msyql电流，timezone.sql

Posted 2021-05-13

-- This by default outputs "System, System", which is not useful.
SELECT @@global.time_zone, @@session.time_zone;

-- This outputs the time diff between current timezone and UTC.
-- Example: 08:00:00
SELECT TIMEDIFF(NOW(), CONVERT_TZ(NOW(), @@session.time_zone, '+00:00'));