R and Hadoop Streaming Connector


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Documentation for package ‘rmr2’ version 2.1.0

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big.data.object The big data object.
c.keyval Create, project or concatenate key-value pairs
dfs.empty Get a directory or file size or check if it is empty
dfs.size Get a directory or file size or check if it is empty
equijoin Equijoins using map reduce
from.dfs Read or write R objects from or to the file system
gather Functions to split a file over several parts or to merge multiple parts into one
increment.counter Set the status and define and increment counters for a Hadoop job
keys Create, project or concatenate key-value pairs
keyval Create, project or concatenate key-value pairs
make.input.format Create combinations of settings for flexible IO
make.output.format Create combinations of settings for flexible IO
mapreduce MapReduce using Hadoop Streaming
rmr A package to perform Map Reduce computations in R
rmr.options Function to set and get package options
rmr.sample Sample large data sets
rmr.str Print a variable's content
scatter Functions to split a file over several parts or to merge multiple parts into one
status Set the status and define and increment counters for a Hadoop job
to.dfs Read or write R objects from or to the file system
to.map Create map and reduce functions from other functions
to.reduce Create map and reduce functions from other functions
values Create, project or concatenate key-value pairs
vsum Fast small sums