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GArrowIOMemoryMappedFile implements GArrowIOFile, GArrowIOReadable, GArrowIOInputStream, GArrowIORandomAccessFile, GArrowIOWriteable and GArrowIOWriteableFile.
GArrowIOMemoryMappedFile is a class for memory mapped file. It's readable and writeable. It supports zero copy.
GArrowIOMemoryMappedFile * garrow_io_memory_mapped_file_open (const gchar *path
,GArrowIOFileMode mode
,GError **error
);
struct GArrowIOMemoryMappedFile;
It wraps arrow::io::MemoryMappedFile
.
“memory-mapped-file”
property“memory-mapped-file” gpointer
The raw std::shared<arrow::io::MemoryMappedFile> *.
Flags: Write / Construct Only