indexNLJ.h

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/*
 * SwatDB
 *
 * @authors: See Contributors.doc for code contributors
 *
 * Copyright (c) 2020, 2025 Swarthmore College Computer Science Department
 * Swarthmore PA, Professors Tia Newhall, Ameet Soni
 */
 
// @@@@ SWATDB_ASSIGNMENT: ADDTODODATE
 
#ifndef  _SWATDB_INDEXNLJ_H_
#define  _SWATDB_INDEXNLJ_H_
 
 
#include <string>
#include <vector>
#include "swatdb_types.h"
#include "join.h"
 
class FileManager;
class Catalog;
class Schema;
class File;
class RelationFile;
class HeapFile;
class HeapFileScanner;
class Record;
class Data;
class Key;
class SearchKeyFormat;
 
// @@@@ SWATDB_ASSIGNMENT: NOTEMSG Do not modify this definition, you may add private helper methods only
 
class IndexNLJ : public Join {
 
  public:
    
    IndexNLJ(FileId outer_id, FileId inner_id, FileId inner_index_id, 
             FileId result_id, std::vector<FieldId> outer_fields, 
             std::vector<FieldId> inner_fields, Catalog *catalog);
 
    void runOperation(); 
 
  protected:
 
    /* index id */
    HashIndexFile *index_file;
 
};
 
#endif