Tag: parquet

All the articles with the tag "parquet".

• 21 MIN READ•Aug 4, 2026

  A Migration Playbook for Moving Legacy Warehouses onto Apache Iceberg

  A dependency-first playbook for migrating legacy warehouses onto Apache Iceberg: snapshot vs migrate vs add_files, four-level parity validation, and federation-based cutover.

  Apache IcebergMigrationData Warehouse
• 31 MIN READ•Jul 28, 2026

  The Parquet Versioning Problem, and Why Iceberg Cares About It

  Parquet files have a version field that doesn't reliably signal feature requirements. A new versioning discipline is coming, borrowing from Iceberg's format version model.

  ParquetApache IcebergData Engineering
• 27 MIN READ•Jul 6, 2026

  A Deep Dive Into File Compression: How Data Gets Smaller, Why Codecs Differ, and What to Actually Use in the Lakehouse

  Somewhere in your data platform right now, a single configuration property is quietly deciding a meaningful percentage of your storage bill, your q...

  file compressioncodecsparquet