Crate parx_rs 

PARX Core Library

This crate provides the core functionality for reading and writing PARX sidecar files. PARX files cache Parquet footer metadata to accelerate query planning on object stores.

Re-exports

pub use proto::BundleEntry;

pub use proto::ParxBundle;

pub use proto::ParxManifest;

Modules

proto

Structs

BundleHeader

Bundle header (24 bytes).

Header

PARX file header structure (16 bytes total).

ParxBundleReader

Reader for PARX bundle files.

ParxBundleWriter

Writer for PARX bundle files.

ParxReader

Reader for PARX sidecar files.

ParxWriter

Writer for PARX sidecar files.

Trailer

PARX file trailer (12 bytes, at EOF).

Enums

Compression

Compression algorithm used for footer data.

ParxError

Errors that can occur when reading or writing PARX files.

Constants

BUNDLE_FILENAME

Default bundle filename.

BUNDLE_HEADER_SIZE

Size of the PARX bundle header in bytes.

HEADER_SIZE

Size of the PARX header in bytes.

TRAILER_SIZE

Size of the PARX trailer in bytes.

VERSION_MAJOR

Current major version of the PARX format.

VERSION_MINOR

Current minor version of the PARX format.

Functions

compress

Compress data using the specified algorithm.

decompress

Decompress data using the specified algorithm.

Type Aliases

Result

Result type for PARX operations.