mdb() is the canonical DBI-style constructor for connecting to Microsoft
Access '.mdb' and '.accdb' files.
mdb()A DBI driver for '.mdb' and '.accdb' files.
db <- mdb_example()
conn <- DBI::dbConnect(mdb(), dbname = db)
DBI::dbListTables(conn)
#> [1] "Airlines" "Airports" "Flights" "Planes"
DBI::dbDisconnect(conn)
#> [1] TRUE