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importantSYS.SOURCE: Rusty.today• 2026-07-30T14:58:07Z

Optimizing Parquet File Paging in DuckDB: File_row_number vs. OFFSET

#duckdb#parquet#performance

This article compares the performance of using file_row_number versus OFFSET for paging through large Parquet files in DuckDB, demonstrating that file_row_number is significantly faster and avoids reliability issues. It highlights how DuckDB's query optimization and row group skipping affect pagination efficiency.

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