A day without midnight

There are several. As of 2020-04, there are 14 such time zones in 10 countries: Paraguay, Cuba, Chile, Greenland/Denmark, Jordan, Lebanon, Syria, Palestine, Iran, and Azores/Portugal. Before 2019-04, the list included Brazil using the America/Sao_Paulo time zone. $ perl -MDateTime -E’say DateTime->new( year => 2013, month => 10, day => 20, hour => 12, time_zone … Read more

What does the ‘Z’ mean in Unix timestamp ‘120314170138Z’?

Yes. ‘Z’ stands for Zulu time, which is also GMT and UTC. From http://en.wikipedia.org/wiki/Coordinated_Universal_Time: The UTC time zone is sometimes denoted by the letter Z—a reference to the equivalent nautical time zone (GMT), which has been denoted by a Z since about 1950. The letter also refers to the “zone description” of zero hours, which … Read more

Date time conversion from timezone to timezone in sql server

Unix timestamps are integer number of seconds since Jan 1st 1970 UTC. Assuming you mean you have an integer column in your database with this number, then the time zone of your database server is irrelevant. First convert the timestamp to a datetime type: SELECT DATEADD(second, yourTimeStamp, ‘1970-01-01’) This will be the UTC datetime that … Read more