nullsAreSortedHigh()
Syntax:
boolean nullsAreSortedHigh()
                           throws SQLException
                                        Description:
Retrieves whether NULL values are sorted high. Sorted high means that NULL values sort higher than any other value in a domain. In an ascending order, if this method returns true, NULL values will appear at the end. By contrast, the method nullsAreSortedAtEnd indicates whether NULL values are sorted at the end regardless of sort order.
Returns:
true if so; false otherwise
Throws:
SQLException - if a database access error occurs