Get US CDC BRFSS data for a number of years and export to a TSV, RDS, or DuckDB file.

Perform some basic SQL SELECT queries as a demo of using SQL from R.

• Download data and export as TSV and RDS: get-brfss-data.md (Memory hog!)
• Download data and append to Duck DB database file: download_brfss_into_duckdb.R
• SQL and dbplyr examples: sql_examples.md