InputStream {arrow}R Documentation

InputStream classes

Description

RandomAccessFile inherits from InputStream and is a base class for: ReadableFile for reading from a file; MemoryMappedFile for the same but with memory mapping; and BufferReader for reading from a buffer. Use these with the various table readers.

Factory

The $create() factory methods instantiate the InputStream object and take the following arguments, depending on the subclass:

To instantiate a MemoryMappedFile, call mmap_open().

Methods


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