Module arrow_array::cast

Defines helper functions for downcasting dyn Array to concrete types

Functions

• as_boolean_array
  Force downcast of an Array, such as an ArrayRef to BooleanArray, panic’ing on failure.
• as_decimal_array
  Force downcast of an Array, such as an ArrayRef to Decimal128Array, panic’ing on failure.
• as_dictionary_array
  Force downcast of an Array, such as an ArrayRef to DictionaryArray<T>, panic’ing on failure.
• as_generic_binary_array
  Force downcast of an Array, such as an ArrayRef to GenericBinaryArray<S>, panic’ing on failure.
• as_generic_list_array
  Force downcast of an Array, such as an ArrayRef to GenericListArray<T>, panic’ing on failure.
• as_large_list_array
  Force downcast of an Array, such as an ArrayRef to LargeListArray, panic’ing on failure.
• as_largestring_array
  Force downcast of an Array, such as an ArrayRef to LargeStringArray, panic’ing on failure.
• as_list_array
  Force downcast of an Array, such as an ArrayRef to ListArray, panic’ing on failure.
• as_map_array
  Force downcast of an Array, such as an ArrayRef to MapArray, panic’ing on failure.
• as_null_array
  Force downcast of an Array, such as an ArrayRef to NullArray, panic’ing on failure.
• as_primitive_array
  Force downcast of an Array, such as an ArrayRef, to PrimitiveArray<T>, panic’ing on failure.
• as_run_array
  Force downcast of an Array, such as an ArrayRef to RunArray<T>, panic’ing on failure.
• as_string_array
  Force downcast of an Array, such as an ArrayRef to StringArray, panic’ing on failure.
• as_struct_array
  Force downcast of an Array, such as an ArrayRef to StructArray, panic’ing on failure.
• as_union_array
  Force downcast of an Array, such as an ArrayRef to UnionArray, panic’ing on failure.
• downcast_array
  Downcasts a dyn Array to a concrete type