| void Impala::Core::Table::SortOnColumn4 | ( | TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T > * | t, | |
| bool | ascending | |||
| ) |
Definition at line 139 of file Sort.h.
References Impala::Util::ApplyOrder(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn1(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn2(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn3(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn4(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn5(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn6(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn7(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn8(), Impala::Core::Table::TableTem< Col1T, Col2T, Col3T, Col4T, Col5T, Col6T, Col7T, Col8T, Col9T >::GetColumn9(), Impala::Util::QuickSortCo(), Impala::Util::QuickSortDescCo(), and Impala::Core::Table::Table::Size().
Referenced by Sort().
00140 { 00141 int i; 00142 ColumnInt32 rank(t->Size()); 00143 for(i=0 ; i<t->Size() ; i++) 00144 rank.Set(i, i); 00145 00146 if(ascending) 00147 Util::QuickSortCo(t->GetColumn4()->GetData(), rank.GetData(), 0, t->Size()-1); 00148 else 00149 Util::QuickSortDescCo(t->GetColumn4()->GetData(), rank.GetData(), 0, t->Size()-1); 00150 00151 /* compute order from the rank, so fill an array with numbers 00152 at the positions they are found in the array 'rank'. 00153 this is the 'inverse of the ordering' so to say... */ 00154 ColumnInt32 order(t->Size()); 00155 for(i=0 ; i<t->Size() ; i++) 00156 order.Set(rank.Get(i), i); 00157 00158 ApplyOrder(t->GetColumn1(), &order); 00159 ApplyOrder(t->GetColumn2(), &order); 00160 ApplyOrder(t->GetColumn3(), &order); 00161 ApplyOrder(t->GetColumn5(), &order); 00162 ApplyOrder(t->GetColumn6(), &order); 00163 ApplyOrder(t->GetColumn7(), &order); 00164 ApplyOrder(t->GetColumn8(), &order); 00165 ApplyOrder(t->GetColumn9(), &order); 00166 }
Here is the call graph for this function:
