Fichiers d'echantillon PARQUET
Telechargements verifies avec metadonnees techniques et controles d'integrite.
Vue d'ensemble du format
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.
Principaux flux pour PARQUET
- Batch ingestion into analytics pipelines and warehouse loaders.
- Columnar parser validation across primitive and list-style datasets.
- Schema-shape checks before downstream warehouse or lakehouse imports.
Erreurs frequentes
- Treating Parquet like generic binary data and skipping schema-aware validation.
- Testing only flat datasets and missing nested or repeated-column cases.
- Ignoring columnar import paths while validating only CSV or JSON fallbacks.
Etape suivante la plus rapide
Utilisez le chemin le plus court pour ce format : ouvrez la matrice, prenez le pack de workflow ou allez directement vers une taille utile.
Methodologie de validation
- Validate extension and MIME detection before processing.
- Benchmark performance with small and larger files.
- Test malformed-input handling and error messaging.
Tailles de telechargement recommandees
Fixtures reels mis en avant
All-Types Parquet
Real parquet corpus fixture for columnar reader and warehouse-loader validation.
parquet_alltypes_plain_sample.parquet · 1.8 KB
Binary-Records Parquet
Columnar fixture with binary-heavy records for analytic import workflows.
parquet_binary_records_sample.parquet · 478 B
List-Columns Parquet
Nested-column parquet fixture for repeated-list and flattening validation.
parquet_list_columns_sample.parquet · 2.5 KB
Packs de workflow
ETL Validation Fixture Pack
Bundle of parquet, avro, sqlite, ndjson, and csv fixtures for ETL jobs.
etl_validation_fixture_pack.zip · 4.6 KB
Warehouse Import Fixture Pack
Bundle of parquet, avro, sqlite, csv, and json fixtures for warehouse loads.
warehouse_import_fixture_pack.zip · 3.7 KB
Matrice de fixtures
Utilisez la matrice PARQUET pour choisir les bons fixtures propres, limites et casses pour ce format.
Telecharger les fichiers
| Nom du fichier | Taille | MIME | SHA256 | Telecharger |
|---|---|---|---|---|
|
parquet_alltypes_plain_sample.parquet
.parquet
|
1.8 KB | application/octet-stream |
12a618d20a59ee0967fef45e7ec1ff6d451e724838edc1bbeac780ca15e8fcc4 |
Telecharger |
|
parquet_binary_records_sample.parquet
.parquet
|
478 B | application/octet-stream |
b48b756e48a13f58e1234a8588c507a06a7a9bcdfb63994c86fe19d22864be8b |
Telecharger |
|
parquet_list_columns_sample.parquet
.parquet
|
2.5 KB | application/octet-stream |
5988ab91b6cb7efa7bf6a77f789b40929212280519be6c9daad56e01d5ceb218 |
Telecharger |
Verification du checksum
Utilisez les checksums pour confirmer l'integrite du fichier apres telechargement.
shasum -a 256 your_file_name_here
# Compare output with SHA256 values listed above.