![]() ![]() SD for Data Analysis Secondary indices and auto indexing Version:īit64 (≥ 4.0.0), bit (≥ 4.0.4), curl, R.utils, xts, nanotime, zoo (≥ 1.8-1), yaml, knitr, rmarkdownįinance, HighPerformanceComputing, TimeSeries, WebTechnologiesīenchmarking data.table Frequently asked questions Importing data.table Introduction to data.table Keys and fast binary search based subset Reference semantics Efficient reshaping using data.tables Using. Offers a natural and flexible syntax, for faster development. ![]() 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. ![]()
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