R/filter-helpers.R
dm_nrow.Rd
Returns a named vector with the number of rows for each table.
dm_nrow(dm)
A dm object.
dm
A named vector with the number of rows for each table.
dm_nycflights13() %>% dm_filter(airports = (faa %in% c("EWR", "LGA"))) %>% dm_nrow() #> airlines airports flights planes weather #> 13 2 1159 658 67