manticoresoftware / manticoresoftware/columnar
Add lz4 compression to strings
Open
@glookka is already working on this.
Since Jun 26, 2025.
- Dominant language
- C++
- Stars
- 110
- Forks
- 23
- Avg merge
- 3d 5h
- Merged PRs (30d)
- 8
Description
Currently strings are stored basically uncompressed (only lengths are compressed) when table compression is not applicable. It makes sense to try to add LZ4 compression to such strings to save disk space (string hases used for grouping and filters are stored as a separate attribute).
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