nullValueSorting
Specifies how to sort null values.
Content model
Content type is NMTOKEN.
The possible values of this element are restricted to the following.
- unspecified
Specifies that nulls are sorted using the default database vendor sorting behavior.
- ascendingNullsFirst
Specifies that nulls sort first when ascending and sort last when descending.
- ascendingNullsLast
Specifies that nulls sort last when ascending and sort first when descending.
- nullsFirst
Specifies that nulls appear first in the sort order.
- nullsLast
Specifies that nulls appear last in the sort order.