Module codec 

Data type conversions between Avro and Arrow types

This module contains the necessary types and functions to convert between Avro data types and Arrow data types.

Structs

AvroDataType

An Avro datatype mapped to the arrow data model

AvroField

A named AvroDataType

AvroFieldBuilder

Builder for an AvroField

EnumMapping

Holds the mapping information for resolving Avro enums.

Maker 🔒

Resolves Avro type names to AvroDataType

ResolvedRecord

Contains the necessary information to resolve a writer’s record against a reader’s record schema.

ResolvedUnion

Information required to resolve a writer union against a reader union (or single type).

Resolver 🔒

Resolves Avro type names to AvroDataType

Enums

AvroLiteral 🔒

Represents a literal Avro value.

Codec

An Avro encoding

Promotion 🔒

Defines the type of promotion to be applied during schema resolution.

ResolutionInfo 🔒

Contains information about how to resolve differences between a writer’s and a reader’s schema.

UnionBranchKey 🔒

UnionFieldKind 🔒

Functions

branch_key_of 🔒

build_union_fields 🔒

ensure_names_match 🔒

max_precision_for_fixed_bytes 🔒

Compute the exact maximum base‑10 precision that fits in n bytes for Avro fixed decimals stored as two’s‑complement unscaled integers (big‑endian).

names_match 🔒

nullable_union_variants 🔒

parse_decimal_attributes 🔒

primitive_of 🔒

union_first_duplicate 🔒

with_extension_type 🔒