[−][src]Function arrow::array::as_dictionary_array
pub fn as_dictionary_array<T>(arr: &ArrayRef) -> &DictionaryArray<T> where
T: ArrowDictionaryKeyType,
Force downcast ArrayRef to DictionaryArray
pub fn as_dictionary_array<T>(arr: &ArrayRef) -> &DictionaryArray<T> where
T: ArrowDictionaryKeyType,
Force downcast ArrayRef to DictionaryArray