open a reference to omop concept ancestor file from provided location

defaults to package cache used by omop_vocab_table_save()

Usage

omop_concept_ancestor(
  location = tools::R_user_dir("omopcept", which = "cache")
)

oca(location = tools::R_user_dir("omopcept", which = "cache"))

Arguments

location

url of file location, defaults to package cache

Examples

# open reference, query and collect data to dataframe
omop_concept_ancestor() |> head() |> dplyr::collect()
#> # A tibble: 6 × 4
#>   ancestor_concept_id descendant_concept_id min_levels_of_separation
#> *               <int>                 <int>                    <int>
#> 1              375415               4335743                        4
#> 2              735979              41070383                        3
#> 3              529411              43269406                        3
#> 4              141960                200164                        3
#> 5              438112              42514191                        3
#> 6              434881              36520026                        1
#> # ℹ 1 more variable: max_levels_of_separation <int>

oca() |> head() |> dplyr::collect()
#> # A tibble: 6 × 4
#>   ancestor_concept_id descendant_concept_id min_levels_of_separation
#> *               <int>                 <int>                    <int>
#> 1              375415               4335743                        4
#> 2              735979              41070383                        3
#> 3              529411              43269406                        3
#> 4              141960                200164                        3
#> 5              438112              42514191                        3
#> 6              434881              36520026                        1
#> # ℹ 1 more variable: max_levels_of_separation <int>