Reference manual

It appears you don't have a PDF plugin for this browser. You can click here to download the reference manual.

install.packages("data.table")

1.15.4 by Tyson Barrett, 2 months ago


https://r-datatable.com, https://Rdatatable.gitlab.io/data.table, https://github.com/Rdatatable/data.table


Report a bug at https://github.com/Rdatatable/data.table/issues


Browse source code at https://github.com/cran/data.table


Authors: Tyson Barrett [aut, cre] , Matt Dowle [aut] , Arun Srinivasan [aut] , Jan Gorecki [aut] , Michael Chirico [aut] , Toby Hocking [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] , Benjamin Schwendinger [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]


Documentation:   PDF Manual  


MPL-2.0 | file LICENSE license


Imports methods

Suggests bit64, bit, R.utils, xts, zoo, yaml, knitr, markdown


Imported by AFM, AICcPermanova, AMAPVox, AMIM, AOV1R, APCI, APIS, ASRgenomics, Achilles, ActivePathways, ActivityIndex, AdhereR, AdhereRViz, AeRobiology, AggregateR, Anaconda, AnxietySleep, AtmChile, AutoPlots, BBmisc, BIGL, BIOMASS, BKTR, BMisc, BREADR, BRINDA, BTSPAS, BTYDplus, BatchExperiments, BatchJobs, BayesLN, BeeGUTS, BiasCorrector, BootstrapQTL, BuyseTest, CALF, CAST, CLVTools, CNVScope, COVID19, CRE, CSMES, CSTools, CamelUp, CatEncoders, CausalGPS, Census2016, Certara.NLME8, Certara.R, ChannelAttributionApp, ChemoSpecUtils, ChineseNames, ClickHouseHTTP, CluMP, Clustering, CoDiNA, CoNI, CoOL, Colossus, CompareCausalNetworks, ConsReg, CooRTweet, CornerstoneR, CovRegRF, CropScapeR, D3partitionR, DATAstudio, DGM, DIDmultiplegtDYN, DIZtools, DIZutils, DQAgui, DQAstats, DTAT, DTSg, DTwrappers, DTwrappers2, DYNATE, DataCombine, DataExplorer, DataSpaceR, DemoKin, DescTools, Diderot, DisImpact, DoubleML, DramaAnalysis, DysPIA, E4tools, EHR, EIAapi, EIX, Eagle, EdSurvey, EmiR, EmissV, Epi, EpiForsk, EpiNow2, EthSEQ, FACT, FAOSTAT, FCO, FIESTA, FIESTAutils, FLOPART, FMAT, FORTLS, FairMclus, Fgmutils, Fluidigm, FourWayHMM, FuncDiv, FuzzyDBScan, GALLO, GARCOM, GFE, GGIR, GHap, GMMAT, GREENeR, GRShiny, GSODR, GWASinspector, GeoModels, GeoMongo, HACSim, HCD, HCR, HS, HVT, HYPEtools, HaDeX, Hmisc, HodgesTools, ICAMS, IDEATools, IDmining, IOHanalyzer, IceSat2R, IncDTW, InflectSSP, Information, IrregLong, JSmediation, JWileymisc, JointFPM, KnockoffScreen, LCMSQA, LDLcalc, LOMAR, LOPART, LWFBrook90R, LabourMarketAreas, LearningStats, LexisNexisTools, LilRhino, Luminescence, MAGEE, MANOVA.RM, MIMER, MOCHA, MSmix, MantaID, MetAlyzer, MetaComp, MetaIntegrator, ModelMetrics, MplusAutomation, MultiFit, NACHO, NADIA, NEONiso, NFLSimulatoR, NMcalc, NMdata, NMsim, NNS, NetLogoR, OBIC, OmicNavigator, OnboardClient, One4All, OpenML, OpenSpecy, PAMpal, PAMscapes, PCBS, PCMBase, PCMBaseCpp, PCRA, PGRdup, PKPDsim, POMS, POSSA, POUMM, PPtreeregViz, PROSPER, PReMiuM, PSF, PTXQC, PakPMICS2014Ch, PakPMICS2014HH, PakPMICS2014HL, PakPMICS2014Wm, PanelMatch, ParBayesianOptimization, PeakSegDisk, PhenotypeSimulator, PlanetNICFI, PressPurt, PsychWordVec, Publish, QCAcluster, QTL.gCIMapping, QTL.gCIMapping.GUI, R2DT, R62S3, R6causal, RABR, RALSA, RARfreq, RAthena, RBaseX, RDML, REDCapExporter, REndo, RFpredInterval, RITCH, RIbench, RLumShiny, RNewsflow, ROCket, RTTWebClient, RVA, RWDataPlyr, RZooRoH, RaMS, RankAggSIgFUR, Ravages, RawHummus, Rborist, Rcan, RcextTools, RcmdrPlugin.RiskDemo, RcppGreedySetCover, Rcrawler, Rdiagnosislist, Rdice, RecordLinkage, Rediscover, ReinforcementLearning, Require, Rilostat, Rnvd3, RobinCar, Rrepest, RxnSim, SC2API, SCdeconR, SDLfilter, SEA, SELF, SGP, SGPdata, SHAPforxgboost, SIPmg, SNPannotator, SPARSEMODr, SQMtools, SSHAARP, SUMMER, SUNGEO, SVN, SWMPr, SafeVote, ScoreEB, SenTinMixt, ShinyQuickStarter, Signac, SimEngine, SimSurvey, SmartEDA, SoilHyP, SoilTaxonomy, SpATS, SpaDES.core, SpaDES.tools, Statsomat, SticsRFiles, SunsVoc, TCA, TPAC, TPACData, TSstudio, TTAinterfaceTrendAnalysis, TangledFeatures, TeXCheckR, TheOpenAIR, TideCurves, TideTables, TidyDensity, Trading, TrafficBDE, TreeMineR, TrialEmulation, Tushare, UKB.COVID19, UKgrid, Unico, VIM, VMDecomp, VOSONDash, VoxR, WhatsR, aLFQ, aPEAR, accessibility, actel, actuaRE, africamonitor, agcounts, agriutilities, ahw, akc, akiFlagger, alpaca, amapGeocode, amt, animint2, antaresEditObject, antaresProcessing, antaresRead, antaresViz, aopdata, aorsf, aqp, arf, asciiSetupReader, ascotraceR, aslib, assertable, atime, attrib, aum, autoCovariateSelection, autonewsmd, autostsm, aweSOM, bRacatus, bagged.outliertrees, bakR, baseballr, batchtools, bayesLife, bayesMeanScale, bayesPop, bayesTFR, bbmix, bbotk, bcputility, bedr, benford.analysis, bfw, biblionetwork, bife, bigreadr, bigsnpr, binancer, binomialRF, binsegRcpp, biomartr, bioregion, bkmrhat, blorr, bold, brainGraph, brandwatchR, bratteli, bread, bridger2, brmsmargins, bruceR, bupaR, c3, calmr, camtrapR, card, caretEnsemble, cartogramR, casebase, categoryEncodings, causalCmprsk, cbl, ccdR, ccostr, ceas, cglm, changepoint.influence, chronicle, citationchaser, citecorp, ciw, cleanTS, clickstream, clinDataReview, clinUtils, clinspacy, clustra, cmsaf, coder, coffee, cohorts, coinmarketcapr, coloc, colorednoise, comorbidity, compareDF, conleyreg, consortr, constellation, container, cophescan, corporaexplorer, corpustools, corrcoverage, correspondenceTables, counterfactuals, covid19br, covid19india, covidnor, cppRouting, creditmodel, crew, crfsuite, crosshap, csa, csalert, csdata, csmaps, cstidy, cstime, csutil, csv, csvy, ctbi, ctmm, ctsem, cubar, curtailment, cusum, cusumcharter, cvAUC, cvms, cwbtools, cxhull, cyclestreets, cylcop, dQTG.seq, daiR, daiquiri, dartR, dartR.base, dartR.popgen, dartR.sim, dartR.spatial, dat, data360r, dataMojo, dataPreparation, datadictionary, dataframeexplorer, datagovsgR, datamods, dataprep, datazoom.amazonia, datelife, dateutils, dblr, dbnR, ddtlcm, dedupewider, deepdive, delayed, deltaccd, designit, detectRUNS, diathor, did2s, difconet, discSurv, disk.frame, distantia, distillML, do, doremi, drgee, droptest, dsos, dtplyr, dtts, dumbbell, dvmisc, dynamite, dynsurv, eSIR, easyr, eatGADS, eatTools, eclust, ecocomDP, ecoregime, edeaR, eeptools, efdm, eixport, electionsBR, eltr, endoSwitch, endogeneity, enmSdmX, ensr, enviGCMS, eoR, epidm, epiomics, eplusr, epwshiftr, estadistica, etm, etwfe, eurocordexr, eurodata, europeanaR, eurostat, evapoRe, eventstudyr, evoper, exiftoolr, explainer, exploratory, expowo, expss, exvatools, eyeRead, ezr, facmodCS, facmodTS, faersquarterlydata, familiar, farrell, fastDummies, fastLink, fastRhockey, fastText, fastverse, fbRads, fcfdr, fdq, fedmatch, fedstatAPIr, felp, fgdr, fhircrackr, finch, fishmethods, fitbitViz, flextable, flightsbr, flippant, florabr, flowml, fmeffects, forceplate, forecastML, forestError, formatdown, formulaic, fossilbrush, fruclimadapt, fsbrain, funchir, fwlplot, fy, gasfluxes, gcite, gde, gems, genomic.autocorr, geobr, geocausal, geoperu, germinationmetrics, getDTeval, gfer, gfoRmula, ggPMX, ggTimeSeries, ggbrain, ggdmc, ggetho, ggfacto, ggmugs, ggperiodic, ggpval, ggquickeda, ggsom, githubinstall, gittargets, gmoTree, gnrprod, goat, gompertztrunc, googleCloudVisionR, gpboost, grattan, grattanInflators, greatR, greport, growthcleanr, gsDesign2, gtfs2emis, gtfs2gps, gtfsio, gtfsrouter, gtfstools, gunsales, gwaRs, gwasforest, gwid, hBayesDM, hR, hagis, hahmmr, hal9001, haldensify, hdpGLM, healthdb, healthyAddress, heatwaveR, hereR, hesim, heuristicsmineR, hicp, highfrequency, hilldiv, himach, hisse, hoardeR, hoopR, hot.deck, hsrecombi, httk, hudr, hurricaneexposure, hutils, hutilscpp, hwig, hydroloom, hyfo, hypervolume, i2extras, iCAMP, iCellR, iSTATS, ie2misc, iemisc, ifCNVR, iimi, imabc, iml, immuneSIM, importinegi, imputeMulti, inTrees, inbreedR, incidence2, inferr, influential, insurancerating, ips, irg, iscoCrosswalks, isdparser, isobxr, isotracer, itol.toolkit, itscalledsoccer, ivdoctr, ivtools, jage, joinXL, journalabbr, joyn, jrSiCKLSNMF, jsTree, jsmodule, jstable, jubilee, kangar00, kdry, kerastuneR, kesernetwork, kgen, kibior, kim, kisopenapi, koRpus, kosis, labourR, lar, latrend, ldaPrototype, ldamatch, ldsr, leafR, leakyIV, lexicon, lgrExtra, libr, lidR, lightgbm, limorhyde2, live, llama, lmtp, loadeR, logiBin, lwqs, m5, maditr, magclass, maicChecks, mapi, marginaleffects, marked, matman, mau, mbRes, mbr, mcboost, memisc, metR, metaGE, meteo, miceFast, miceRanger, microeco, midfieldr, miesmuschel, mimi, minSNPs, mipplot, miscset, missCompare, mixIndependR, mixgb, mknapsack, mlbplotR, mldr.resampling, mlexperiments, mllrnrs, mlr, mlr3, mlr3batchmark, mlr3benchmark, mlr3cluster, mlr3db, mlr3fairness, mlr3fda, mlr3filters, mlr3fselect, mlr3hyperband, mlr3learners, mlr3mbo, mlr3misc, mlr3oml, mlr3pipelines, mlr3resampling, mlr3shiny, mlr3spatial, mlr3spatiotempcv, mlr3summary, mlr3tuning, mlr3tuningspaces, mlr3verse, mlr3viz, mlrMBO, mlrintermbo, mlsurvlrnrs, mltools, mmaqshiny, mmpf, modACDC, modelsummary, mpwR, mrMLM, mrMLM.GUI, mrregression, mschart, msmtools, mstate, mstclustering, mstrio, mtb, multifamm, multilevelTools, mutationtypes, mutualinf, mvQuad, mvSUSY, mxnorm, myClim, nRegression, naaccr, naptanr, nc, ndjson, neatR, neatRanges, neatStats, neo4r, neonOS, neonPlantEcology, neonUtilities, nestedcv, net4pg, netgsa, networkR, nflfastR, nflplotR, nflreadr, nflseedR, nlmixr2extra, nngeo, noaastormevents, noctua, node2vec, noncompliance, nonmem2rx, normfluodbf, npcurePK, numbat, o2geosocial, obliqueRSF, occupationMeasurement, octopus, odbr, oddsapiR, ofpetrial, ogrdbstats, okxAPI, omicwas, ompr, ondisc, openEBGM, opentripplanner, origami, osmclass, overviewR, owdbr, owidR, pRecipe, pTITAN2, packDAMipd, packageRank, panelWranglR, panstarrs, parSim, paradox, parseRPDR, pathviewr, pathwayTMB, patternator, pcadapt, pda, pdynmc, pedquant, penaltyLearning, pepr, pheble, phenofit, phers, phm, phonics, pingers, pinyin, pivottabler, pk4adi, pkgnet, pksensi, plinkQC, plnr, plotly, pmartR, pmd, pmparser, pmxpartab, pointdensityP, poisFErobust, politeness, polle, polmineR, polypharmacy, pomp, poolfstat, pooling, popEpi, portvine, posologyr, potools, powerbiR, ppmlasso, precrec, predhy.GUI, preputils, previsionio, pricelevels, processmapR, processpredictR, prodlim, prolific.api, protti, prrd, prt, psborrow, psidR, psmineR, psp, psycCleaning, ptable, puremoe, pureseqtmr, pvLRT, pvda, qad, qdapTools, qgg, qte, qtl2, quickPlot, quickcheck, r2dii.match, r2glmm, r5r, rAmCharts, rBayesianOptimization, rBiasCorrection, rCNV, rENA, rIsing, rODE, rPackedBar, rSPARCS, rTwig, radlibs, randnet, randomForestExplainer, randomNames, rangeMapper, rassta, ratios, rbacon, rbi, rbi.helpers, rbin, rbtt, rchemo, rdbnomics, rdfp, rdracor, readNSx, readtext, realTimeloads, reappraised, rechaRge, recorder, regport, regtools, remiod, replacer, repmis, reproducible, rerddap, resemble, reslr, respR, restatapi, rfars, rfisheries, rgbif, ricu, rintcal, rio, riskRegression, ritis, rlas, rlist, rllama, rmcfs, rnpn, roads, robis, robotoolbox, rollinglda, rorcid, rprev, rqPen, rqdatatable, rsparse, rsurveycto, rsyntax, rtmpt, rtry, rtsdata, runcharter, rworkflows, rxode2, rxode2parse, ryandexdirect, rzentra, s3fs, salesforcer, samadb, samplingin, sanityTracker, sansa, sarp.snowprofile, sarp.snowprofile.alignment, sarp.snowprofile.pyface, scCustomize, scDiffCom, scoper, scorecard, scoringutils, scraEP, sdcHierarchies, sdcLog, sdcMicro, sdcTable, seedr, seeker, segregation, semgram, semtree, sendigR, sense, sensobol, sentiment.ai, sentimentr, sentometrics, sentopics, servosphereR, sevenbridges2, sgat, shapr, shinyChatR, shinyExprPortal, shinyHugePlot, shinySbm, shinylogs, siconvr, sigminer, siie, simPH, simPop, simcausal, simfinapi, simitation, simphony, simplePHENOTYPES, simstudy, simtrial, sitepickR, siteymlgen, sitree, sitreeE, sjtable2df, skynet, sleepr, smallstuff, smartsnp, smoothic, snpsettest, socialh, socialmixr, soilDB, soiltestcorr, solitude, soundgen, spDates, spNetwork, spacyr, sparseFLMM, spaths, spatialrisk, spatsoc, speaq, spectr, spectralAnalysis, spellcheckr, splitstackshape, splutil, spocc, sport, squid, staRdom, standartox, statar, statcanR, statgenGWAS, statgenIBD, statgenMPP, statgenQTLxT, stdReg, stenR, stm, stochvolTMB, stopdetection, stplanr, stppSim, strvalidator, subscreen, suncalc, superml, survMisc, surveyPrev, surveyplanning, surveysd, susographql, sweater, symphony, synr, synthACS, tRigon, table.express, tableMatrix, tabledown, tabulator, tabxplor, takos, targeted, targets, taskscheduleR, tatoo, taxize, taxonomizr, tcgaViz, tcpl, tdsc, text2vec, textTinyR, textclean, textplot, textrank, textshape, tidyDenovix, tidyfast, tidyfst, tidyft, tidygapminder, tidytable, tidyterra, tidytransit, tidyvpc, timeplyr, timeseriesdb, toolStability, topdowntimeratio, tosca, totalcensus, toxSummary, tracee, trackdf, tradestatistics, trainsplit, traits, transport, traveltimeR, treedata.table, treediff, treemap, treeshap, triact, trimmer, tsbox, tsdistributions, tsgarch, tstests, tstools, twang, twopartm, txshift, uavRmp, uci, udpipe, ugatsdb, ukbnmr, ukbtools, uptasticsearch, utilsIPEA, validata, vardpoor, vein, versioning, versus, vimp, visualpred, vivainsights, vosonSML, vote, votesys, vvtableau, walkboutr, wally, webtrackR, wehoop, whSample, wikitaxa, wilson, worrms, wpa, wpp2017, wpp2019, wyz.code.metaTesting, wyz.code.offensiveProgramming, wyz.code.rdoc, wyz.code.testthat, xVA, xefun, xesreadR, xgb2sql, xgboost, youngSwimmers, zebu, zeitgebr, zoomGroupStats.

Depended on by AF, Ac3net, CoSMoS, DiDforBigData, DiSCos, EBPRS, EurosarcBayes, FOCI, FeatureImpCluster, GenoScan, GenomicTools.fileHandler, HPLB, HospitalNetwork, IBRtools, KMD, KPC, LKT, LSPFP, PreProcessRecordLinkage, RSauceLabs, RWildbook, RapidoPGS, SeaVal, TrumpetPlots, WGScan, WebAnalytics, ZIprop, acdcR, bdots, bea.R, behavr, bggAnalytics, biopixR, birankr, cdparcoord, cellKey, cffdrs, chicane, classifierplots, coveffectsplot, damr, dbWebForms, dfmeta, didimputation, easycsv, edl, eyeTrackR, fplot, fplyr, gbp, gdxdt, hdd, heims, immunarch, intervalaverage, libbib, limexhub, lookupTable, lori, metaforest, miLineage, microseq, mind, musica, nlpred, nosoi, orgR, panelaggregation, partools, pgTools, pkggraph, qreport, rMIDAS, rasterDT, rblt, reclin2, reinsureR, robCompositions, rusquant, shinyML, simDAG, skm, slim, somspace, sqlHelpers, tablecompare, textTools, twangRDC, twl, word.alignment.

Suggested by AMR, BEDMatrix, BGData, BTM, BayesSUR, CRMetrics, ComplexUpset, CopernicusDEM, DeclareDesign, Durga, INLAspacetime, LMMstar, Lahman, LambertW, LocalControl, LogicForest, MatrixExtra, MicroMoB, PP, PeakSegOptimal, PhysicalActivity, ProjectTemplate, RAINBOWR, RTransferEntropy, Rblpapi, RcmdrPlugin.WorldFlora, SLEMI, SemNeT, Seurat, ShinyItemAnalysis, SightabilityModel, TSrepr, TextMiningGUI, WVPlots, WorldFlora, adjustedCurves, amerifluxr, analyzer, aplotExtra, arcgisutils, arcpbf, arctools, bigstatsr, bikeshare14, bysykkel, catcont, causalOT, cfr, cheapr, checkmate, chem.databases, collapse, colorDF, constructive, countries, cryptoQuotes, dang, dataCompareR, dataRetrieval, datapasta, datarobot, dataverifyr, datawizard, denvax, drake, ecospace, ecotox, editbl, effClust, envalysis, epanetReader, epiCleanr, epiworldR, epm, eventglm, fabricatr, factor256, fastai, filecacher, finbif, fixest, flowTraceR, flps, forImage, fst, future.tests, fwildclusterboot, ggfixest, ggswissmaps, googleVis, grandR, gustave, h2o, handlr, harmony, hbamr, hermiter, htetree, hydropeak, iForecast, ie2miscdata, iemiscdata, implicitMeasures, inplace, installr, ipeaplot, itsadug, ivmte, jab.adverse.reactions, kalmanfilter, kimfilter, lava, lavaSearch2, lay, lazytrade, leiden, lfe, lgr, limorhyde, memochange, mergen, metamer, micemd, milr, mixvlmc, mrgsolve, multinets, nanotime, netCoin, nfl4th, nlmixr2est, onlineforecast, onsr, origin, outliertree, padr, pagoda2, pander, parallelMap, pedalfast.data, pedbp, pins, plotHMM, pmcalibration, pmml, pointblank, primer, prioriactions, prioritizr, qs, raqs, rdhs, rdwd, read.gt3x, recometrics, rehh, remotePARTS, reservr, rotor, rpivotTable, rreg, rstanarm, rtop, ruimtehol, rxode2et, seleniumPipes, sequoia, skimr, snplinkage, sportyR, sticky, stringmagic, sumFREGAT, tcplfit2, textrecipes, tidyr, tidysdm, tidytext, tiledb, tinytable, tsdb, unifed, unnest, vaersNDvax, vaersvax, visR, vtreat, wmm, wrMisc, wrProteo, wxgenR, xpectr, xplorerr.

Enhanced by dendextend, lintr, lubridate, repr.


See at CRAN