Find keys

find_keys look at all function in a table and returns the list of possible keys (ie variables which identifies an observation)

find_keys(table)

Arguments

table	the name of the input table (either tibble or data.frame)

Value

a tibble with one column : keys

Examples

library("readr")
read_csv(system.file("extdata", "table_deputes.csv", package = "tricky")) %>%
find_keys()
#> Parsed with column specification:
#> cols(
#>   nom = col_character(),
#>   genre = col_character(),
#>   prenom = col_character(),
#>   nom_famille = col_character(),
#>   date_naissance = col_datetime(format = ""),
#>   lieu_naissance = col_character(),
#>   circonscription = col_character(),
#>   sycomore_id = col_integer(),
#>   wikidata = col_character(),
#>   frwiki = col_character()
#> )
#> Warning: Truncating vector to length 1
#>               keys
#> 1              nom
#> 2            genre
#> 3           prenom
#> 4      nom_famille
#> 5   date_naissance
#> 6   lieu_naissance
#> 7  circonscription
#> 8      sycomore_id
#> 9         wikidata
#> 10          frwiki