mlr3db: Data Base Backend for 'mlr3'

Extends the 'mlr3' package with a backend to transparently work with databases. Includes two extra backends: One relies on relies on the abstraction of package 'dbplyr' to interact with one of the many supported database management systems (DBMS). The other one is specialized for package 'duckdb'.

Version: 0.3.0
Depends: mlr3 (≥ 0.9.0), R (≥ 3.1.0)
Imports: R6, backports, checkmate, data.table, digest, mlr3misc
Suggests: DBI, RSQLite, dbplyr, dplyr, duckdb, future, future.apply, future.callr, lgr, testthat (≥ 3.0.0), tibble
Published: 2020-12-16
Author: Michel Lang ORCID iD [cre, aut]
Maintainer: Michel Lang <michellang at>
License: LGPL-3
URL: https:///,
NeedsCompilation: no
Materials: README NEWS
CRAN checks: mlr3db results


Reference manual: mlr3db.pdf
Package source: mlr3db_0.3.0.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release: mlr3db_0.3.0.tgz, r-oldrel: mlr3db_0.3.0.tgz
Old sources: mlr3db archive


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