Converts the number of seconds from unix epoch (1970-01-01 00:00:00 UTC) to a string
representing the timestamp of that moment in the current system time zone in the given
format.
Usage
from_unixtime(x, ...)
# S4 method for Column
from_unixtime(x, format = "yyyy-MM-dd HH:mm:ss")
Arguments
x
a Column of unix timestamp.
...
further arguments to be passed to or from other methods.