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