The R version of db2pq is on CRAN

R
db2pq
PostgreSQL
Parquet
Author

Ian D. Gow

Published

2 June 2026

Originally shared on LinkedIn.

Download the PDF.

The R version of my db2pq package is now available on CRAN. This package turns PostgreSQL tables (such as those provided by WRDS) into Parquet files for fast, memory-efficient data analysis with packages like DuckDB or Python Polars.

db2pq documentation