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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.
Getting started
Browse package contents
Package details |
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| Author | M Dowle, T Short, S Lianoglou, A Srinivasan with contributions from R Saporta, E Antonyan |
| Maintainer | Matt Dowle <mdowle@mdowle.plus.com> |
| License | GPL (>= 2) |
| Version | 1.9.3 |
| URL | http://datatable.r-forge.r-project.org/ http://stackoverflow.com/questions/tagged/data.table |
| Package repository | View on R-Forge |
| Installation |
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