FileReader.h

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#ifndef FILEREADER_H_
#define FILEREADER_H_

#include <vector>

namespace genie {namespace table {class inv_table; }}
namespace genie {namespace query {class Query; }}

namespace genie
{
namespace utility
{

typedef struct _GPUGenie_Query_Data
{
    int qid;
    int dim;
    int value;
    float sel;
    float weight;
} attr_t;

const unsigned int GPUGENIE_QUERY_QID_INDEX = 0u;

const unsigned int GPUGENIE_QUERY_DIM_INDEX = 1u;

const unsigned int GPUGENIE_QUERY_VALUE_INDEX = 2u;

const unsigned int GPUGENIE_QUERY_SELECTIVITY_INDEX = 3u;

const unsigned int GPUGENIE_QUERY_WEIGHT_INDEX = 4u;

const unsigned int GPUGENIE_QUERY_NUM_OF_FIELDS = 5u;

void read_file(std::vector<std::vector<int> >& dest, const char* fname, int num);

void read_query(
        genie::table::inv_table &table, const char* fname, std::vector<genie::query::Query> &queries,
        int num_of_queries, int num_of_query_dims, int radius, int topk, float selectivity);

void read_query(std::vector<attr_t>& data, const char* file_name, int num);

} // namespace utility
} // namesapce genie

#endif /* FILEREADER_H_ */