data.table: Extension of data.frame for fast indexing, fast ordered joins, fast assignment, fast grouping and list columns

Enhanced data.frame. Fast indexing, fast ordered joins, fast assignment, fast grouping and list columns in a short and flexible syntax. i and j may be expressions of column names directly, for faster development. Example: X[Y] is a fast join for large data.

Version: 1.8.0
Depends: R (≥ 2.12.0)
Imports: methods
Suggests: chron, ggplot2 (≥ 0.9.0), plyr, reshape, testthat (≥ 0.4), hexbin, fastmatch, nlme
Published: 2012-03-26
Author: M Dowle, T Short, S Lianoglou
Maintainer: M Dowle <datatable-help at lists.r-forge.r-project.org>
License: GPL (≥ 2)
URL: http://datatable.r-forge.r-project.org/, http://rwiki.sciviews.org/doku.php?id=packages:cran:data.table, http://crantastic.org/packages/data.table
In views: Finance, HighPerformanceComputing
CRAN checks: data.table results

Downloads:

Package source: data.table_1.8.0.tar.gz
MacOS X binary: data.table_1.8.0.tgz
Windows binary: data.table_1.8.0.zip
Reference manual: data.table.pdf
Vignettes: Frequently asked questions
Quick introduction
Timings of common tasks
News/ChangeLog:NEWS
Old sources: data.table archive

Reverse dependencies:

Reverse depends: randomNames, RecordLinkage, SGP, tabplot, treemap
Reverse suggests: Lahman, ProjectTemplate