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What is Apache Parquet

Apache Parquet is a columnar file format that reduces analytical reads, improves compression, and lets query engines skip irrelevant row groups.

In the full article

  1. What is Apache Parquet?
  2. How does Parquet reduce data reads and improve compression?
  3. How does Parquet skip irrelevant row groups?
  4. Why is Parquet used in data lakehouses?
  5. Key takeaways
  6. How Hyperlake helps
  7. Frequently asked questions

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