Data format

PARQUET Sample Files

Parquet (.parquet) files store columnar analytic datasets optimized for batch ingestion and warehouse-style reads. Use sample Parquet files to test ETL pipelines, schema handling, and columnar import workflows.

3 files All to 50KB SHA256 verified Manifest included
Quick facts
CategoryData
Total Files3
Extension.parquet
MIMEapplication/octet-stream
ManifestJSON
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Files first

PARQUET Sample Files — Download

Starter file

parquet_alltypes_plain_sample.parquet · 1.8 KB

Download

All-Types Parquet

Real parquet corpus fixture for columnar reader and warehouse-loader validation.

parquet_alltypes_plain_sample.parquet · 1.8 KB
Download Fixture

Binary-Records Parquet

Columnar fixture with binary-heavy records for analytic import workflows.

parquet_binary_records_sample.parquet · 478 B
Download Fixture
Filename Size MIME Download
.parquet Realistic Starter SHA256 12a618d20a59...
1.8 KB application/octet-stream Download
.parquet Realistic SHA256 b48b756e48a1...
478 B application/octet-stream Download
.parquet Realistic SHA256 5988ab91b6cb...
2.5 KB application/octet-stream Download
Use cases

PARQUET Testing Workflows

Columnar Preview and Schema Review

PARQUET for Columnar Preview and Schema Review

Open Format PARQUET

Binary and List Column Validation

PARQUET for Binary and List Column Validation

Open Format PARQUET
Compare and decide

PARQUET Format Comparisons

More data formats: SQL YAML ENV GRAPHQL INI JSONL
FAQ and reference

PARQUET File FAQ

Checksum Verification

Use checksums to confirm file integrity after download.

shasum -a 256 your_file_name_here
# Compare output with SHA256 values listed above.
Where is the machine-readable manifest?

Use the manifest when you need stable names, SHA256 values, and URLs for automation.

Validation Methodology
  • Validate extension and MIME detection before processing.
  • Benchmark performance with small and larger files.
  • Test malformed-input handling and error messaging.
Fixture Matrix

Use the curated PARQUET matrix to choose the right clean, edge-case, and broken fixtures for this format.

Open Matrix