infrastructure/native/columnar_decompress_ffi library

Properties

isColumnarNativeDecompressAvailable → bool

True if odbc_columnar_decompress / _free` resolved after loadOdbcLibrary.

no setter

Functions

columnarDecompressNativeInput(Pointer<Uint8> compressed, int compressedLength, int algorithm) → Uint8List?

Decompresses a columnar payload already owned by native memory.

columnarDecompressWithNative(Uint8List compressed, int algorithm) → Uint8List?

algorithm is 1 = zstd, 2 = lz4 (see Rust CompressionType).

isColumnarDecompressZeroCopyViewForTest(Uint8List view) → bool

True when view is a zero-copy native decompress buffer (tests only).

releaseColumnarDecompressZeroCopyViewForTest(Uint8List view) → void

Detaches the zero-copy finalizer and frees native memory (tests only).

resetColumnarDecompressForTest() → void