O Tools for Streaming

asoutput	Character Output
chunk	Functions for very fast chunk-wise processing
chunk.apply	Process input by applying a function to each chunk
chunk.map	Map a function over a file by chunks
ctapply	Fast tapply() replacement functions
default.formatter	Default formatter, coorisponding to the as.output functions
dstrfw	Split fixed width input into a dataframe
dstrsplit	Split binary or character input into a dataframe
fdrbind	Fast row-binding of lists and data frames
idstrsplit	Create an iterator for splitting binary or character input...
imstrsplit	Create an iterator for splitting binary or character input...
input.file	Load a file on the disk
line.merge	Merge multiple sources
mstrsplit	Split binary or character input into a matrix
output.file	Write an R object to a file as a character string
readAsRaw	Read binary data in as raw
read.csv.raw	Fast data frame input
which.min.key	Determine the next key in bytewise order
write.csv.raw	Fast data output to disk