((ForeignKeyConstraintDescriptor)constraint).
getReferencedConstraintId());
if (refDescriptor != null)
{
refDescriptor.decrementReferenceCount();
int[] colsToSet = new int[1];
colsToSet[0] = SYSCONSTRAINTSRowFactory.SYSCONSTRAINTS_REFERENCECOUNT;
updateConstraintDescriptor(refDescriptor,