ntro.html">Intro to data.table</a> vignette, and, for instance, this <a href="https://www.datacamp.com/community/tutorials/data-table-cheat-sheet">data.table cheat sheet</a>.</p>
<p>That does not imply that this is the only way to go - contextual’s Bandits and Policies make use of basic (fast) matrix based operations as well, and its Simulation and offline Bandits have been extended to, among others, read and write to and from the super fast open-source column-oriented Monet database management system.</p