TO_SECONDS
Sintassi
TO_SECONDS(espr)
Spiegazione
Restituisce il numero di secondi trascorsi dall'anno 0 fino a espr
, o NULL se espr
non è una data o un datetime valido.
Esempi
SELECT TO_SECONDS('2013-06-13'); +--------------------------+ | TO_SECONDS('2013-06-13') | +--------------------------+ | 63538300800 | +--------------------------+ SELECT TO_SECONDS('2013-06-13 21:45:13'); +-----------------------------------+ | TO_SECONDS('2013-06-13 21:45:13') | +-----------------------------------+ | 63538379113 | +-----------------------------------+ SELECT TO_SECONDS(NOW()); +-------------------+ | TO_SECONDS(NOW()) | +-------------------+ | 63543530875 | +-------------------+ SELECT TO_SECONDS(20130513); +----------------------+ | TO_SECONDS(20130513) | +----------------------+ | 63535622400 | +----------------------+ 1 row in set (0.00 sec) SELECT TO_SECONDS(130513); +--------------------+ | TO_SECONDS(130513) | +--------------------+ | 63535622400 | +--------------------+
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