The RHadoop project continues the Big Data integration of R and Hadoop, with a new update to its rmr package. Version 1.3 of rmr improves the performance of map-reduce jobs for Hadoop written in R. New features include: An optional vectorized API for efficient R programming when dealing with small records. Fast C implementations for serialization and deserialization from and to typedbytes. Other readers and writers work much better in vectorized mode, namely csv and text Additional steps to support structured data better (use more data frames and fewer lists in the API) More forgiving behavior for package loading and…
David Smith