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, a fast friendly file reader and parallel file writer. Offers a natural and flexible syntax, for faster development.

Maintainer: Matt Dowle <mattjdowle at gmail.com>

Author(s): Matt Dowle*, Arun Srinivasan*, Jan Gorecki*, Tom Short*, Steve Lianoglou*, Eduard Antonyan*

Install package and any missing dependencies by running this line in your R console:

install.packages("data.table")

Depends R (>= 3.0.0)
Imports methods
Suggests bit64, knitr, nanotime, chron, ggplot2(>=0.9.0), plyr, reshape, reshape2, testthat(>=0.4), hexbin, fastmatch, nlme, xts, gdata, GenomicRanges, caret, curl, zoo, plm, rmarkdown, parallel
Enhances
Linking to
Reverse
depends
AF, ARTP2, batchtools, bea.R, BuyseTest, cffdrs, classifierplots, clickstream, cvAUC, drgee, edgeRun, EurosarcBayes, fdq, gbp, GenomicTools, greport, haploReconstruct, heims, ie2misc, iemisc, JWileymisc, koRpus, LabourMarketAreas, lookupTable, LSPFP, MultiABEL, musica, NNS, oec, orgR, panelaggregation, partools, penaltyLearning, psidR, QuantTools, Rbitcoin, riskRegression, robCompositions, RSauceLabs, RWildbook, scanstatistics, simPop, simstudy, sitree, skm, slim, sparseFLMM, splitstackshape, surveyplanning, synthACS, tcpl, ttwa, validateRS, vardpoor, VIM, word.alignment
Reverse
imports
AdhereR, AFM, aLFQ, antaresProcessing, antaresRead, antaresViz, APSIM, assertable, bedr, benford.analysis, biomartr, bold, brainGraph, bridger2, BTYDplus, bupaR, caretEnsemble, casebase, CatEncoders, Causata, ccafs, ChannelAttributionApp, chromer, cleanEHR, CorporaCoCo, ctmm, dartR, dat, DataCombine, datadr, DataExplorer, dataview, dgo, difconet, DiffNet, dtplyr, dynamichazard, eclust, ecoengine, edarf, edeaR, EdSurvey, eeptools, eiCompare, electionsBR, emil, emuR, Epi, EthSEQ, EventStudy, expss, extracat, FAOSTAT, fastDummies, fbRads, FedData, Fgmutils, finch, flippant, freqweights, fst, funchir, futureheatwaves, gasfluxes, gcite, GDINA, gems, genderizeR, getCRUCLdata, getlandsat, gfer, GGIR, ggpval, githubinstall, gofastr, grattan, gridsample, GSODR, gunsales, healthcareai, hisse, Hmisc, hoardeR, httk, hurricaneexposure, hyfo, IDmining, inbreedR, Information, InformationValue, IPtoCountry, isdparser, ITGM, joinXL, kangar00, Kmisc, lar, ldamatch, lexicon, lidR, livechatR, lllcrc, LogisticDx, Luminescence, mapview, MetaComp, metaMix, miscset, mlr, mlrMBO, mltools, mmpf, MODIStsp, mregions, msmtools, mtconnectR, multdyn, mvQuad, natserv, ndjson, net.security, nneo, noncompliance, openEBGM, OpenML, optiRum, optiSel, origami, originr, partialAR, partialCI, patternator, pcrsim, pinnacle.API, pivottabler, plotly, polmineR, popEpi, PopGenReport, POUMM, precrec, PSF, PTXQC, pxweb, qdapTools, quanteda, r2glmm, R6Frame, RAM, rAmCharts, randomNames, rangeMapper, RAPIDR, ratios, rBayesianOptimization, rbi, RbioRXN, RBMRB, RcextTools, Rcrawler, Rdice, RDML, rdpla, rdrop2, readability, readtext, RecordLinkage, REDCapR, ReinforcementLearning, repmis, rerddap, rfisheries, rFTRLProximal, rgbif, rGoodData, rif, rio, rIsing, ritis, rlas, rlist, RndTexExams, RNewsflow, rnpn, rODE, rolypoly, rpubchem, rtimes, RxnSim, SafeQuant, scidb, SciencesPo, sdcMicro, sdcTable, sentimentr, SetRank, SGP, SGPdata, simcausal, simPH, SocialMediaLab, solarius, spacyr, SpaDES, SpATS, speaq, spellcheckr, spocc, squid, starmie, statar, StatMeasures, stdReg, stm, strataG, stremr, strvalidator, survMisc, SWMPr, syllable, tableMatrix, taskscheduleR, tatoo, taxize, taxonomizr, tcR, TeXCheckR, text2vec, textshape, textTinyR, TideCurves, TideTables, tmlenet, toxboot, traits, translateSPSS2R, treemap, trelliscope, TSTr, unpivotr, vortexR, wally, WebGestaltR, wikitaxa, windfarmGA, wTO, xesreadR, xgboost, yCrypticRNAs
Reverse
suggests
ALA4R, assertive.types, BEDMatrix, BGData, bikeshare14, checkmate, csvy, datarobot, extdplyr, ggswissmaps, googleVis, h2o, iemiscdata, installr, itsadug, Lahman, lava, milr, nanotime, NEArender, padr, PeakSegOptimal, PP, ProjectTemplate, propr, Rblpapi, rbokeh, rdwd, rpivotTable, rtop, seleniumPipes, sticky, taRifx, vaersNDvax, vaersvax, Xmisc
Reverse
enhances
dendextend, repr
Reverse
linking to

Package data.table
Materials
URL http://r-datatable.com
Task Views Finance , HighPerformanceComputing
Version 1.10.4
Published 2017-02-01
License GPL-3 | file LICENSE
BugReports https://github.com/Rdatatable/data.table/issues
SystemRequirements
NeedsCompilation yes
Citation
CRAN checks data.table check results
Package source data.table_1.10.4.tar.gz