Lotad, an Open-Source DuckDB Differ for Data Exploration

Hacker News

Lotad makes comparing DuckDB files effortless. Get started with a simple setup command that generates a config YAML file tailored to your needs. The tool creates a comprehensive DuckDB output file containing: High-level change summaries per table Detailed table deltas Complete schema difference analysis For tables with drift, Lotad generates dedicated comparison tables that preserve the original schema while adding an observed_in column to track data origins. Lotad is under active development, with support for additional database types on the roadmap. It's actively being worked on and I do have expanding the number of supported Databases on the roadmap.

Visit product View on Hacker NewsFeb 26, 2025

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nativeThis product was originally launched on this platform.

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61%61% predicted probability of success on Product Hunt, based on ML models trained on real launch data.

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39%39% predicted probability of success on AppSumo, based on ML models trained on real launch data.

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14%14% predicted probability of success on Acquire.com, based on ML models trained on real launch data.

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3%3% predicted probability of success on BetaList, based on ML models trained on real launch data.

Incorrect prediction on native model

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