dm: Relational Data Models

Provides tools for working with multiple related tables, stored as data frames or in a relational database. Multiple tables (data and metadata) are stored in a compound object, which can then be manipulated with a pipe-friendly syntax.

README.md Class dm and basic operations Copy tables to and from a database Create a dm object from a database Create a dm object from data frames Filtering in relational data models Function naming logic Getting started with dm Insert, update or remove rows in a database dm Introduction to relational data models Joining in relational data models Migration guide: 'cdm' -> 'dm Model verification - keys, constraints and normalization Visualizing dm objects Zooming and manipulating tables

Vignettes Man pages API and functions Files

Package details
Author	Tobias Schieferdecker [aut], Kirill Müller [aut, cre] (<https://orcid.org/0000-0002-1416-3412>), Darko Bergant [aut], Katharina Brunner [ctb], James Wondrasek [ctb], energie360° AG [fnd], cynkra GmbH [fnd, cph]
Maintainer	Kirill Müller <krlmlr+r@mailbox.org>
License	MIT + file LICENSE
Version	0.2.3
URL	https://cynkra.github.io/dm/ https://github.com/cynkra/dm
Package repository	View on CRAN
Installation	Install the latest version of this package by entering the following in R: `install.packages("dm")`