CONVERT_TZ
Sintassi
CONVERT_TZ(dt, da_tz, a_tz)
Spiegazione
CONVERT_TZ() converte un valore datetime dt dalla timezone specificata con da_tz alla timezone specificata con a_tz e restituisce il risultato. Le timezone (fusi orari) sono descritte alla pagina http://dev.mysql.com/doc/refman/5.1/en/time-zone-support.html. Questa funzione restituisce NULL se gli argomenti non sono validi.
Esempi
MariaDB [(none)]> SELECT CONVERT_TZ('2004-01-01 12:00:00','GMT','MET'); +-----------------------------------------------+ | CONVERT_TZ('2004-01-01 12:00:00','GMT','MET') | +-----------------------------------------------+ | NULL | +-----------------------------------------------+ 1 row in set (0.00 sec) MariaDB [(none)]> SELECT CONVERT_TZ('2004-01-01 12:00:00','+00:00','+10:00'); +-----------------------------------------------------+ | CONVERT_TZ('2004-01-01 12:00:00','+00:00','+10:00') | +-----------------------------------------------------+ | 2004-01-01 22:00:00 | +-----------------------------------------------------+ 1 row in set (0.00 sec) MariaDB [(none)]>
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