fn single_value_string_dictionary<'a>(
array: &'a Arc<dyn Array>,
output_type: &ConcreteDataType,
value_type: &DataType,
) -> Option<&'a DictionaryArray<UInt32Type>>fn single_value_string_dictionary<'a>(
array: &'a Arc<dyn Array>,
output_type: &ConcreteDataType,
value_type: &DataType,
) -> Option<&'a DictionaryArray<UInt32Type>>