data.table: Extension of `data.frame`

Fast aggregation of large data (e.g. 100GB in RAM), fast ordered joins, fast add/modify/delete of columns by group using no copies at all, list columns, friendly and fast character-separated-value read/write. Offers a natural and flexible syntax, for faster development.

Version:1.16.99
Revision:c29e313dac1de8b959f5e3438c33c0d00873be05
Depends:R (≥ 3.3.0)
Imports:methods
Suggests:bit64 (≥ 4.0.0), bit (≥ 4.0.4), R.utils, xts, zoo (≥ 1.8-1), yaml, knitr, markdown
Built:2025-02-13
Author:Tyson Barrett [aut, cre] (), Matt Dowle [aut], Arun Srinivasan [aut], Jan Gorecki [aut], Michael Chirico [aut] (), Toby Hocking [aut] (), Benjamin Schwendinger [aut] (), Pasha Stetsenko [ctb], Tom Short [ctb], Steve Lianoglou [ctb], Eduard Antonyan [ctb], Markus Bonsch [ctb], Hugh Parsonage [ctb], Scott Ritchie [ctb], Kun Ren [ctb], Xianying Tan [ctb], Rick Saporta [ctb], Otto Seiskari [ctb], Xianghui Dong [ctb], Michel Lang [ctb], Watal Iwasaki [ctb], Seth Wenchel [ctb], Karl Broman [ctb], Tobias Schmidt [ctb], David Arenburg [ctb], Ethan Smith [ctb], Francois Cocquemas [ctb], Matthieu Gomez [ctb], Philippe Chataignon [ctb], Nello Blaser [ctb], Dmitry Selivanov [ctb], Andrey Riabushenko [ctb], Cheng Lee [ctb], Declan Groves [ctb], Daniel Possenriede [ctb], Felipe Parages [ctb], Denes Toth [ctb], Mus Yaramaz-David [ctb], Ayappan Perumal [ctb], James Sams [ctb], Martin Morgan [ctb], Michael Quinn [ctb], @javrucebo [ctb], @marc-outins [ctb], Roy Storey [ctb], Manish Saraswat [ctb], Morgan Jacob [ctb], Michael Schubmehl [ctb], Davis Vaughan [ctb], Leonardo Silvestri [ctb], Jim Hester [ctb], Anthony Damico [ctb], Sebastian Freundt [ctb], David Simons [ctb], Elliott Sales de Andrade [ctb], Cole Miller [ctb], Jens Peder Meldgaard [ctb], Vaclav Tlapak [ctb], Kevin Ushey [ctb], Dirk Eddelbuettel [ctb], Tony Fischetti [ctb], Ofek Shilon [ctb], Vadim Khotilovich [ctb], Hadley Wickham [ctb], Bennet Becker [ctb], Kyle Haynes [ctb], Boniface Christian Kamgang [ctb], Olivier Delmarcell [ctb], Josh O'Brien [ctb], Dereck de Mezquita [ctb], Michael Czekanski [ctb], Dmitry Shemetov [ctb], Nitish Jha [ctb], Joshua Wu [ctb], Iago Giné-Vázquez [ctb], Anirban Chetia [ctb], Doris Amoakohene [ctb], Ivan Krylov [ctb], Angel Feliz [ctb], Michael Young [ctb], Mark Seeto [ctb], Philippe Grosjean [ctb], Vincent Runge [ctb], Christian Wia [ctb], Elise Maigné [ctb], Vincent Rocher [ctb], Vijay Lulla [ctb], Aljaž Sluga [ctb], Bill Evans [ctb]
Maintainer:Tyson Barrett <t.barrett88 at gmail.com>
BugReports:https://github.com/Rdatatable/data.table/issues
License:MPL-2.0 | file LICENSE
URL:https://r-datatable.com, https://Rdatatable.gitlab.io/data.table, https://github.com/Rdatatable/data.table
NeedsCompilation:yes
Checks:data.table results

Downloads:

Reference manual: data.table.pdf, 00Index.html
Vignettes:Benchmarking data.table
Efficient reshaping using data.tables
Frequently Asked Questions about data.table
Importing data.table
Introduction to data.table
Joins in data.table
Keys and fast binary search based subset
Programming on data.table
Reference semantics
Secondary indices and auto indexing
Using .SD for Data Analysis
Package source: data.table_1.16.99.tar.gz
Windows binaries: r-devel: data.table_1.16.99.zip, r-release: data.table_1.16.99.zip, r-oldrel: data.table_1.16.99.zip
macOS binaries: r-release: data.table_1.16.99.tgz, r-oldrel: data.table_1.16.99.tgz