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 and a fast file reader (fread). Offers a natural and flexible syntax, for faster development.

AuthorM Dowle, T Short, S Lianoglou, A Srinivasan with contributions from R Saporta, E Antonyan
Date of publication2014-06-14 15:06:52
MaintainerMatt Dowle <mdowle@mdowle.plus.com>
LicenseGPL (>= 2)
Version1.9.3
http://datatable.r-forge.r-project.org/, http://stackoverflow.com/questions/tagged/data.table

View on R-Forge

Files in this package

data.table/DESCRIPTION
data.table/NAMESPACE
data.table/NEWS
data.table/R
data.table/R/AllS4.R data.table/R/IDateTime.R data.table/R/between.R data.table/R/c.factor.R data.table/R/cedta.R data.table/R/data.table.R data.table/R/duplicated.R data.table/R/fcast.R data.table/R/fmelt.R data.table/R/fread.R data.table/R/getdots.R data.table/R/last.R data.table/R/like.R data.table/R/merge.R data.table/R/onAttach.R data.table/R/onLoad.R data.table/R/plus.R data.table/R/setkey.R data.table/R/tables.R data.table/R/take.R data.table/R/test.data.table.R data.table/R/timetaken.R data.table/R/trim.R data.table/R/uniqlist.R data.table/R/which.first.R data.table/R/which.last.R
data.table/build
data.table/build/vignette.rds
data.table/inst
data.table/inst/doc
data.table/inst/doc/datatable-faq.R
data.table/inst/doc/datatable-faq.Rnw
data.table/inst/doc/datatable-faq.pdf
data.table/inst/doc/datatable-intro.R
data.table/inst/doc/datatable-intro.Rnw
data.table/inst/doc/datatable-intro.pdf
data.table/inst/doc/datatable-timings.R
data.table/inst/doc/datatable-timings.Rnw
data.table/inst/doc/datatable-timings.pdf
data.table/inst/tests
data.table/inst/tests/1206FUT.txt
data.table/inst/tests/2008head.csv
data.table/inst/tests/ch11b.dat
data.table/inst/tests/test-S4.R
data.table/inst/tests/test-data.frame-like.R
data.table/inst/tests/tests.Rraw
data.table/man
data.table/man/IDateTime.Rd data.table/man/J.Rd data.table/man/address.Rd data.table/man/all.equal.data.table.Rd data.table/man/assign.Rd data.table/man/between.Rd data.table/man/chmatch.Rd data.table/man/data.table-class.Rd data.table/man/data.table.Rd data.table/man/dcast.data.table.Rd data.table/man/duplicated.Rd data.table/man/fread.Rd data.table/man/last.Rd data.table/man/like.Rd data.table/man/melt.data.table.Rd data.table/man/merge.Rd data.table/man/rbindlist.Rd data.table/man/setDF.Rd data.table/man/setDT.Rd data.table/man/setNumericRounding.Rd data.table/man/setattr.Rd data.table/man/setkey.Rd data.table/man/setorder.Rd data.table/man/subset.data.table.Rd data.table/man/tables.Rd data.table/man/test.data.table.Rd data.table/man/timetaken.Rd data.table/man/transform.data.table.Rd data.table/man/truelength.Rd
data.table/src
data.table/src/Makevars
data.table/src/assign.c
data.table/src/bmerge.c
data.table/src/chmatch.c
data.table/src/dogroups.c
data.table/src/fastmean.c
data.table/src/fastradixdouble.c
data.table/src/fastradixint.c
data.table/src/fcast.c
data.table/src/fmelt.c
data.table/src/forder.c
data.table/src/fread.c
data.table/src/gsumm.c
data.table/src/init.c
data.table/src/rbindlist.c
data.table/src/reorder.c
data.table/src/uniqlist.c
data.table/src/vecseq.c
data.table/src/wrappers.c
data.table/tests
data.table/tests/autoprint.R
data.table/tests/autoprint.Rout.save
data.table/tests/test-all.R
data.table/tests/tests.R
data.table/vignettes
data.table/vignettes/datatable-faq.Rnw
data.table/vignettes/datatable-intro.Rnw
data.table/vignettes/datatable-timings.Rnw

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