Module compression 

Re-exports

use crate::CompressionType; 🔒

use arrow_buffer::Buffer; 🔒

use arrow_schema::ArrowError; 🔒

use flatbuffers::FlatBufferBuilder; 🔒

Structs

DecompressionContext

Additional context that may be needed for decompression.

IpcWriteContext

Additional context that may be needed for compression.

Enums

CompressionCodec

Represents compressing a ipc stream using a particular compression algorithm

Constants

DEFAULT_ZSTD_COMPRESSION_LEVEL 🔒

LENGTH_NO_COMPRESSED_DATA 🔒

LENGTH_OF_PREFIX_DATA 🔒

Functions

compress_lz4 🔒

compress_zstd 🔒

decompress_lz4 🔒

decompress_zstd 🔒

read_uncompressed_size 🔒

Get the uncompressed length Notes: LENGTH_NO_COMPRESSED_DATA: indicate that the data that follows is not compressed 0: indicate that there is no data positive number: indicate the uncompressed length for the following data Returns an error if the input buffer is shorter than 8 bytes

Type Aliases

CompressionContextDeprecated

Deprecated alias for IpcWriteContext.