Impala Documentation

template<class C1, class C2>

void Impala::Core::Column::SortDescending	(	C1 *	first,
		C2 *	second,
		int	nrElem
	)			`[inline]`

Sort columns first and second in descending order based on the values in the second column.

Definition at line 103 of file Sort.h.

References ILOG_ERROR, ILOG_VAR, and Impala::Util::QuickSortDescCo().

Referenced by Impala::Core::Table::SimilarityTableSet::ComputeRank(), and Impala::Core::Table::SimilarityTableSet::ComputeRanks().

00104 {
00105     ILOG_VAR(Impala.Core.Column.SortDescending);
00106     if ((nrElem > first->Capacity()) || (nrElem > second->Capacity()))
00107     {
00108         ILOG_ERROR("Incompatible sizes");
00109         return;
00110     }
00111 
00112     // for some reason Dennis and Michiel chose different calling order for
00113     // the sorted and unsorted parameter
00114     Util::QuickSortDescCo(second->GetData(), first->GetData(), 0, nrElem - 1);
00115 }

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