Method ~MemoryMappedFile

cpp/src/arrow/io/file.cc:615–615

MemoryMappedFile::MemoryMappedFile() {}

MemoryMappedFile::~MemoryMappedFile() { internal::CloseFromDestructor(this); }

Result<std::shared_ptr<MemoryMappedFile>> MemoryMappedFile::Create(
    const std::string& path, int64_t size) {