Unverified50% confidenceFactExact time
Parquet列式存储压缩比通常达行式格式的3-10倍
1
Sources
50%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
LTAP Architecture Deep Dive: Storing Postgres Data in Parquet Format on S3
hackernewshackernews7/1/2026
Related Claims
UnverifiedTernary representation theoretically requires only about 1.58 bits per parameter, which can yield nearly a 10x storage compression compared to FP16.75% similarUnverifiedPQ乘积量化通过切分向量、局部聚类、编码替代，可将向量存储体积压缩约8倍（四维示例中从16字节压缩到2字节）69% similarUnverifiedINT4 achieves 4× storage compression compared to FP16.68% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/114637API
curl https://kongchang.com/api/v1/knowledge/claims/114637MCP
get_claim(id=114637)