This data type is used for entities that describe how dates are to be formatted for external presentation.
In the list below, the meaning of the codes is:
[D] = day number
[M] = name of month, fully spelled
[O] = three letter abbreviation for name of month
[Y] = year number (all digits)
[A] = year number modulo 100
Possible values are:
"[A]-[M]-[D]" = yy-Mmmmmm-dd
"[A]-[O]-[D]" = yy-Mmm-dd
"[D]-[M]-[A]" = dd-Mmmmmm-yy
"[D]-[M]-[Y]" = dd-Mmmmmm-yyyy
"[D]-[O]-[A]" = dd-Mmm-yy
"[D]-[O]-[Y]" = dd-Mmm-yyyy
"[M]-[D]-[A]" = Mmmmmm-dd-yy
"[M]-[D]-[Y]" = Mmmmmm-dd-yyyy
"[O]-[D]-[A]" = Mmm-dd-yy
"[O]-[D]-[Y]" = Mmm-dd-yyyy
"[Y]-[M]-[D]" = yyyy-Mmmmmm-dd or
"[Y]-[O]-[D]" = yyyy-Mmm-dd