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secondo/Algebras/SpatialJoinTOUCH/Column/STRColumn.h

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2026-01-23 17:03:45 +08:00
/*
This file is part of SECONDO.
Copyright (C) 2004, University in Hagen, Department of Computer Science,
Database Systems for New Applications.
SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
SECONDO is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef STRColumn_H
#define STRColumn_H
#include <iostream>
#include "nodeCol.h"
#include "tupleBlockStr.h"
namespace CRelAlgebra {
class TBlockEntry;
class TBlock;
}
namespace STRColumn {
void mergeSort(
std::vector<mmrtreetouch::tupleBlockStr> &tuples,
int64_t l,
int64_t r,
char direction
);
void merge(
std::vector<mmrtreetouch::tupleBlockStr> &tuples,
int64_t l,
int64_t m,
int64_t r,
char direction
);
std::vector<std::vector <mmrtreetouch::tupleBlockStr> > splitInSlices(
std::vector<mmrtreetouch::tupleBlockStr> tuples,
int numOfItemsInBucket,
int64_t vectorSize
);
std::vector<std::vector <mmrtreetouch::tupleBlockStr> > sortSecondDimension(
std::vector<std::vector <mmrtreetouch::tupleBlockStr> > container,
int numOfItemsInBucket,
int64_t vectorSize
);
std::vector<mmrtreetouch::nodeCol* > packInBuckets(
std::vector<std::vector <mmrtreetouch::tupleBlockStr> >
sortedSlicedList,
int64_t sizeOfSortedList,
int64_t vectorSize,
int numOfItemsInBucket
);
std::string bucketInfo(std::vector<mmrtreetouch::nodeCol* > bucketVector);
std::vector<mmrtreetouch::nodeCol *> createBuckets(
std::vector<mmrtreetouch::tupleBlockStr> tuples,
int numOfItemsInBucket
);
} /* namespace STRColumn */
#endif /* STRColumn_H */