Tag:predicate pushdown

All the articles with the tag "predicate pushdown".

• 8 MIN READ•Apr 29, 2026

  How Databases Organize Data on Disk: Pages, Blocks, and File Formats

  Databases structure data on disk as heap files, sorted files, or LSM trees, then wrap it in formats like Parquet with metadata that lets engines skip irrelevant blocks.

  data file formatsParquet file formatdatabase storage internals