81 lines
1.9 KiB
C++
81 lines
1.9 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 SECONDO_SPATIALJOINROWLOCALINFO_H
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#define SECONDO_SPATIALJOINROWLOCALINFO_H
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class TupleType;
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namespace mmrtreetouch {
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class RTreeTouch;
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}
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extern NestedList* nl;
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extern QueryProcessor *qp;
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// Row Version
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class SpatialJoinRowLocalInfo
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{
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private:
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TupleType* tt;
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Word firstStreamWord;
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Word secondStreamWord;
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int _firstStreamWordIndex;
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int cellFactor;
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std::vector<Tuple*> getAllTuplesFromStream (const Word stream);
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std::vector<Tuple*> matchingVector;
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std::vector<Tuple*> tuplesA;
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std::vector<Tuple*> tuplesB;
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bool turnOn;
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void findMatchings();
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public:
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mmrtreetouch::RTreeTouch * rtree;
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SpatialJoinRowLocalInfo(
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Word firstStreamWordParam,
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Word secondStreamWordParam,
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int firstStreamWordIndex,
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int secondStreamWordIndex,
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ListExpr ttl,
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int _fanout,
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int _numOfItemsInBucket,
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int _cellFactor
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);
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~SpatialJoinRowLocalInfo();
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std::stringstream ss;
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void assignTuplesB(std::vector<Tuple*> tuplesB);
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Tuple* NextResultTuple ();
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};
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#endif //SECONDO_SPATIALJOINROWLOCALINFO_H
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