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secondo/Algebras/SpatialJoinTOUCH/STR.h
2026-01-23 17:03:45 +08:00

79 lines
2.2 KiB
C++

/*
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 STR_H
#define STR_H
#include <iostream>
#include "tchNode.h"
namespace STR {
void mergeSort(
std::vector<Tuple *> &tuples,
int64_t l,
int64_t r,
char direction,
int64_t leftAttrIndex
);
void merge(
std::vector<Tuple *> &tuples,
int64_t l,
int64_t m,
int64_t r,
char direction,
int64_t leftAttrIndex
);
std::vector<std::vector <Tuple *> > splitInSlices(
std::vector<Tuple *> tuples,
int numOfPartitions,
int64_t vectorSize);
std::vector<std::vector <Tuple *> > sortSecondDimension(
std::vector<std::vector <Tuple *> > container,
int leftAttrIndex,
int numOfPartitions,
int64_t vectorSize
);
std::vector<mmrtreetouch::tchNode* > packInBuckets(
std::vector<std::vector <Tuple *> > sortedSlicedList,
int64_t sizeOfSortedList,
int64_t arr_size,
int numOfPartitions,
int leftAttrIndex);
std::string bucketInfo(std::vector<mmrtreetouch::tchNode* > bucketVector);
std::vector<mmrtreetouch::tchNode *> createBuckets(
std::vector<Tuple*> tuples,
int firstStreamWordIndex,
int _numOfPartitions
);
} /* namespace STR */
#endif /* STR_H */