Is there a way to get just the number of seconds between two timestamps?

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Тема Is there a way to get just the number of seconds between two timestamps?
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Msg-id dbbf25900904080814x45a9a1c9m682247a8d96ec127@mail.gmail.com
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Ответы Re: Is there a way to get just the number of seconds between two timestamps?  (Steve Crawford <scrawford@pinpointresearch.com>)
Re: Is there a way to get just the number of seconds between two timestamps?  (Michael Lush <mjlush@ebi.ac.uk>)
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I want to just get the number of seconds and not have to use extract
for seconds, minutes, hours, days, months, years, etc.
Is that possible?

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