>? CAST(DATE() AS I) && Expected the number of days > && from one given conventional date ( {^1900/1/1} is good ) >*that is >? CAST(DATE() AS I)=(DATE() - {^1900/1/1}) && expected true >? CAST(DATETIME() AS B(0)) && Expected the number of seconds > && from one given conventional datetime ( {^1900/1/1:} ) >*that is >? CAST(DATETIME() AS B(0))=(DATETIME() - {^1900/1/1:}) && expected true >It's listed in the help file as not supported.