List<String> uniqueColumnSet

The names of a set of columns that must be unique for each row in this table.

Are sorted alphabetically. Not modifiable.

Source

List<String> get uniqueColumnSet => _uniqueColumnSet != null ? new List.unmodifiable(_uniqueColumnSet) : null;
void uniqueColumnSet=(List<String> columnNames)

Source

set uniqueColumnSet(List<String> columnNames) {
  if (columnNames != null) {
    _uniqueColumnSet = new List.from(columnNames);
    _uniqueColumnSet?.sort((String a, String b) => a.compareTo(b));
  } else {
    _uniqueColumnSet = null;
  }
}