About

This blog is dedicated to building the community around the data.table R package. Its startup is funded by NSF-POSE Grant called “Expanding the data.table ecosystem for efficient big data manipulation in R”. Here you will find announcements related to the grant, as well as tips, updates, and tutorials for data.table and its sister packages.

Blog managed by Kelly Bodwin, Tyson Barrett, and Toby Hocking. Email us at r.data.table@gmail.com.

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Testing infrastructure for data.table

One major element of the NSF POSE grant for data.table is create more documentation and testing infrastructure, in order to help expand the data.table ecosystem. This blog post explains what we proposed to do to improve…

Community interviews about {data.table}

One stipulation of NSF POSE funded projects like this one was to conduct several interviews under NSF’s I-CORPS program (Winter 2024 Cohort), to gather information as to how data.tab…

Results of the 2023 survey

Thanks to everyone who helped create, shared, or filled out the first data.table survey! The survey was officially open between October 17 and December 1 and it received 391 responses during this…

Column assignment and reference semantics in {data.table}

The goal of this blog post is to explain some similarities and differences between the base R data.frame object type, and the data.table object type. We will focus on accessing and assigning…

The Benefits of `data.table` Syntax

Among the many reasons to use data.table in your code (which includes the more common answers of speed, memory efficiency, etc.) is the syntax. The syntax is

New governance, release with new features

I am proud to report that today, the first major new data.table features in several years have been released to CRAN!

Toby Dylan Hocking

Piping data.tables

Like a devoted plumber, modern R loves pipes. The magrittr pipe has a long history and it’s fair share of detractors, but with the implementation of the native pipe operator released in May…

Elio Campitelli

Announcement: Jan Gorecki, data.table Ambassador

Jan is a natural choice for an Ambassador, due to his many years of fantastic contribution to the data.table…

Summary of LatinR conference

Last month, I (Toby) went to the LatinR conference in Montevideo, Uruguay. I had two goals: to teach about data.table…

Toby Dylan Hocking

Announcement: The data.table Ambassadors Travel Grant

We on the community team are very excited to announce another major funding opportunity!

Announcement: data.table translation projects

In 2023-2025, National Science Foundation (NSF) has provided funds to support the project “Expanding…

Welcome to the {data.table} ecosystem project!

An NSF-POSE funded venture.

Hi! My name is Toby Dylan Hocking, and I have been using R since 2003, which means 20 years, can you believe it?