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27
votes
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How do I get the current unix timestamp from PostgreSQL?

Unix timestamp is the number of seconds since midnight UTC January 1, 1970. How do I get the correct unix timestamp from PostgreSQL? When comparing to currenttimestamp.com and timestamp.1e5b.de I ...
1
vote
3answers
191 views

What happens when we take a timediff between timestamp and datetime

Say I have following table in mysql (5.5+): CREATE TABLE IF NOT EXISTS `test` ( `id` int(11) NOT NULL, `x_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, ...