data_pos.h

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#pragma once
 
#include <utility>
 
#include "types.h"
 
namespace kuzu {
namespace processor {
 
using data_chunk_pos_t = common::idx_t;
constexpr data_chunk_pos_t INVALID_DATA_CHUNK_POS = common::INVALID_IDX;
using value_vector_pos_t = common::idx_t;
constexpr value_vector_pos_t INVALID_VALUE_VECTOR_POS = common::INVALID_IDX;
 
struct DataPos {
    data_chunk_pos_t dataChunkPos;
    value_vector_pos_t valueVectorPos;
 
    DataPos() : dataChunkPos{INVALID_DATA_CHUNK_POS}, valueVectorPos{INVALID_VALUE_VECTOR_POS} {}
    explicit DataPos(data_chunk_pos_t dataChunkPos, value_vector_pos_t valueVectorPos)
        : dataChunkPos{dataChunkPos}, valueVectorPos{valueVectorPos} {}
    explicit DataPos(std::pair<data_chunk_pos_t, value_vector_pos_t> pos)
        : dataChunkPos{pos.first}, valueVectorPos{pos.second} {}
 
    static DataPos getInvalidPos() { return DataPos(); }
    bool isValid() const {
        return dataChunkPos != INVALID_DATA_CHUNK_POS && valueVectorPos != INVALID_VALUE_VECTOR_POS;
    }
 
    inline bool operator==(const DataPos& rhs) const {
        return (dataChunkPos == rhs.dataChunkPos) && (valueVectorPos == rhs.valueVectorPos);
    }
};
 
} // namespace processor
} // namespace kuzu