[python] Fix missing compression for manifest files#8376
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XiaoHongbo-Hope wants to merge 11 commits into
Open
[python] Fix missing compression for manifest files#8376XiaoHongbo-Hope wants to merge 11 commits into
XiaoHongbo-Hope wants to merge 11 commits into
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Manifest files and manifest list files were written without compression (null codec), resulting in larger files on storage. Add manifest.compression option (default zstd) and pass the codec to fastavro when writing manifest and manifest list files.
Manifest files and manifest list files were written without compression (null codec), resulting in larger files on storage. Add manifest.compression option (default zstd) and pass the codec to fastavro when writing manifest and manifest list files.
XiaoHongbo-Hope
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Jun 28, 2026
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Purpose
Manifest files and manifest list files are written without compression, increasing commit time due to larger I/O during manifest
scanning.
Changes
Add
manifest.compressionoption (defaultzstd) and pass the codec to fastavro when writing manifest and manifest list files.Tests
ManifestFileManagerTest.test_manifest_compression