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Apache Parquet Format Documentation
The Parquet file format documentation: page structure, encodings, compression codecs, statistics and the predicate-pushdown behavior that columnar readers rely on. The ground truth for why columnar files scan less data and how row-group pruning works.
At a glance
| What | The Parquet file format documentation: page structure, encodings, compression codecs, statistics and the predicate-pushdown behavior that columnar readers rely on. The ground truth for why columnar files scan less data and how row-group pruning works. |
|---|---|
| Where | Data Structures & Formats |
| Why | When file-layout questions come up (row groups, min/max statistics, compression), the format docs are the citable source. |
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Last sweep 2026-10-24: 0 finding(s), 0 marked as examples.
Registry stats
| Verification | community · Oct 23, 2026 |
|---|---|
| Completeness | 58 |
| Trust multiplier | ×1.25 |
| Composite | 27.7 · adequate |
| Freshness | 1 days since last source check |
| License | Apache-2.0 |
| Security flags | none |
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Apache Parquet Format Documentation