Compares column sets across a list of centre data frames. Flags columns
present in some centres but not others.
Usage
prep_detect_schema_drift(data_list, reference_centre = NULL)
Arguments
- data_list
Named list of data frames (one per centre).
- reference_centre
Character or NULL. Name of the centre to treat as
the reference schema. If NULL, the union of all columns is used.
Value
Tibble: column | present_in (comma-separated centres) | missing_from | n_centres_present