Unverified50% confidenceFactExact time
Parquet文件结构分为文件级、行组（默认128MB）和列块三层，每个Row Group内数据按列连续存储并维护min/max、null count等统计信息
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
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