Time - Date

1 - About

A date is a moment at the day precision level in a calendar.

The date data type is a time data type.

It is is an ordered numeric that should not contain any time part

  • <note important>This is not always true, the date data type of oracle is for instance a datetime</note>
  • A datetime contains a time part (Hour, Minute, Seconds, …)

3 - Id

A date is a day in a calendar.

A day is uniquely identified in a calendar in a time zone

  • String

year-month-day


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