Module transform

Low-level array data abstractions.

Provides utilities for creating, manipulating, and converting Arrow arrays made of primitive types, strings, and nested types.

Modules

boolean 🔒

fixed_binary 🔒

fixed_size_list 🔒

list 🔒

null 🔒

primitive 🔒

structure 🔒

union 🔒

utils 🔒

variable_size 🔒

Structs

MutableArrayData

Efficiently create an ArrayData from one or more existing ArrayDatas by copying chunks.

_MutableArrayData 🔒

A mutable ArrayData that knows how to freeze itself into an ArrayData. This is just a data container.

Enums

Capacities

Define capacities to pre-allocate for child data or data buffers.

Functions

build_extend 🔒

build_extend_dictionary 🔒

Builds an extend that adds offset to the source primitive Additionally validates that max fits into the the underlying primitive returning None if not

build_extend_null_bits 🔒

build_extend_nulls 🔒

build_extend_view 🔒

Builds an extend that adds buffer_offset to any buffer indices encountered

preallocate_offset_and_binary_buffer 🔒

Type Aliases

Extend 🔒

ExtendNullBits 🔒

ExtendNulls 🔒