How to convert a timestamp field to add a new field like "YYYY-MM-dd"

changxy · June 6, 2016, 4:35am

i need add a new field from a date filed
this date filed value is : 1465071797

$ date -d @1465071797
Sun Jun 5 04:23:17 CST 2016

the new field hope looks like "2016-06-05"

warkolm · June 6, 2016, 4:40am

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