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Parquet vs CSV vs JSON

CSV is simple but weakly typed, JSON is flexible but verbose, and Parquet is compressed columnar storage optimized for analytics.

ETL / Data Engineering Easy Theory

Parquet vs CSV vs JSON

CSV is simple but weakly typed, JSON is flexible but verbose, and Parquet is compressed columnar storage optimized for analytics.

  • CSV is easy to inspect
  • JSON handles nested structure
  • Parquet is best for warehouse scans
#data-formats #etl #storage

Parquet vs CSV vs JSON