Data Serialization Formats

Hard

big-data Databricks Palantir Snowflake

Multiple Choice

Parquet is human-readable, making it easier to debug than JSON Parquet is a columnar storage format that provides better compression and allows reading only required columns, significantly reducing I/O for analytical queries JSON is always faster than Parquet for all workloads Parquet stores data as key-value pairs, which is simpler than JSON

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