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<oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
  <dc:title>Extension of `data.frame`</dc:title>
  <dc:title>R package data.table version 1.18.2.1</dc:title>
  <dc:subject>CRAN Task View: ChemPhys (https://CRAN.R-project.org/view=ChemPhys)</dc:subject>
  <dc:subject>CRAN Task View: Finance (https://CRAN.R-project.org/view=Finance)</dc:subject>
  <dc:subject>CRAN Task View: HighPerformanceComputing (https://CRAN.R-project.org/view=HighPerformanceComputing)</dc:subject>
  <dc:subject>CRAN Task View: TimeSeries (https://CRAN.R-project.org/view=TimeSeries)</dc:subject>
  <dc:subject>CRAN Task View: WebTechnologies (https://CRAN.R-project.org/view=WebTechnologies)</dc:subject>
  <dc:description>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.</dc:description>
  <dc:type>Software</dc:type>
  <dc:relation>Depends: R (&gt;= 3.4.0)</dc:relation>
  <dc:relation>Imports: methods</dc:relation>
  <dc:relation>Suggests: bit64 (&gt;= 4.0.0), bit (&gt;= 4.0.4), R.utils (&gt;= 2.13.0), xts,
zoo (&gt;= 1.8-1), yaml, knitr, markdown</dc:relation>
  <dc:creator>Tyson Barrett &lt;t.barrett88@gmail.com&gt;</dc:creator>
  <dc:publisher>Comprehensive R Archive Network (CRAN)</dc:publisher>
  <dc:contributor>Tyson Barrett [aut, cre] (ORCID:
    &lt;https://orcid.org/0000-0002-2137-1391&gt;),
  Matt Dowle [aut],
  Arun Srinivasan [aut],
  Jan Gorecki [aut],
  Michael Chirico [aut] (ORCID: &lt;https://orcid.org/0000-0003-0787-087X&gt;),
  Toby Hocking [aut] (ORCID: &lt;https://orcid.org/0000-0002-3146-0865&gt;),
  Benjamin Schwendinger [aut] (ORCID:
    &lt;https://orcid.org/0000-0003-3315-8114&gt;),
  Ivan Krylov [aut] (ORCID: &lt;https://orcid.org/0000-0002-0172-3812&gt;),
  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] (GitHub user),
  Marc Halperin [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],
  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],
  Reino Bruner [ctb],
  @badasahog [ctb] (GitHub user),
  Vinit Thakur [ctb],
  Mukul Kumar [ctb],
  Ildikó Czeller [ctb],
  Manmita Das [ctb]</dc:contributor>
  <dc:rights>MPL-2.0</dc:rights>
  <dc:rights>file LICENSE (https://CRAN.R-project.org/package=data.table/LICENSE)</dc:rights>
  <dc:date>2026-01-27</dc:date>
  <dc:format>application/tgz</dc:format>
  <dc:identifier>https://CRAN.R-project.org/package=data.table</dc:identifier>
  <dc:identifier>doi:10.32614/CRAN.package.data.table</dc:identifier>
</oai_dc:dc>