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obi1kenobi/trustfall

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A query engine for any combination of data sources. Query your files and APIs as if they were databases!

24 mentions on Hacker News by 8 people: 3 stories, 21 comments · first 2022-04-29 · latest 2026-05-28

Mentions per year 24 mentions · busiest year 2022 (13)
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  1. Congratulations for this ! Did you consider https://github.com/obi1kenobi/trustfall to query all your data sources ? If yes, what were the limits of this engine ?
    comment by homersimpsons · 2026-05-28 · in Cloudflare's data platform and the AI agent on top of it
  2. Trustfall seems really promising for querying files as if they were a db https://github.com/obi1kenobi/trustfall
    comment by nylonstrung · 2026-02-15 · in SCM as a database for the code
  3. …it again with Picat! - He's doing other very interesting things with programming languages, e.g.: https://github.com/obi1kenobi/trustfall
    comment by asciimike · 2024-02-21 · in Planner programming blows my mind
  4. …github.com/obi1kenobi/cargo-semver-checks - Trustfall query engine, which powers cargo-semver-checks: https://github.com/obi1kenobi/trustfall - Trustfall playground, where you can query Rust library APIs in your browser -- for example,…
    comment by obi1kenobi · 2023-09-07 · in Semver violations are common, better tooling is the answer
  5. …https://play.predr.ag/hackernews Here's a link to that project if you'd like to check it out: https://github.com/obi1kenobi/trustfall I gave a 10min conference talk on it last year titled "How to query (almost) everything"…
    comment by obi1kenobi · 2023-07-09 · in Cargo-semver-checks: Scan your Rust crate for semver violations
  6. …any data source: DBs, APIs, files like PDF, CSV, or JSON, or any combination of those. GitHub: https://github.com/obi1kenobi/trustfall Playground showing the query "which GitHub/Twitter users comment on HackerNews stories about OpenAI?":…
    comment by obi1kenobi · 2023-05-16 · in Why we created Taxi, and why we felt the need for another schema language
  7. …that can query APIs, source code, ML models, etc. My own Trustfall query engine is one of them: https://github.com/obi1kenobi/trustfall For example, you can query the HackerNews APIs from your browser: "Which Twitter/GitHub users comment…
    comment by obi1kenobi · 2023-03-03 · in DuckDB: Querying JSON files as if they were tables
  8. …s.rs/trustfall_core/latest/trustfall_core/interpr... This is the equivalent abstract class in Python: https://github.com/obi1kenobi/trustfall/blob/pytrustfall-v0.... For Python, the package docs have some (underwhelming) additional…
    comment by obi1kenobi · 2023-02-09 · in Trustfall: How to Query (Almost) Everything
  9. …respectively. There are also a few more demo adapters in the Trustfall repo itself: https://github.com/obi1kenobi/trustfall I expect the number of adapters to grow significantly in the coming months, so please stay tuned and let me know if…
    comment by obi1kenobi · 2023-02-09 · in Trustfall: How to Query (Almost) Everything
  10. …//docs.rs/trustfall_core/latest/trustfall_core/interpr... It's also available in the Python bindings: https://github.com/obi1kenobi/trustfall/blob/pytrustfall-v0.... Tl;Dr of the optimizations API is that every call into the adapter gets a…
    comment by obi1kenobi · 2023-02-09 · in Trustfall: How to Query (Almost) Everything
  11. …AI's website": https://play.predr.ag/hackernews#?f=1&q=IyBDcm9zcyBBUEkgcXVl... The repo is here: https://github.com/obi1kenobi/trustfall It's not just a toy implementation -- it has real-world uses too: - I gave a conference talk on how to…
    comment by obi1kenobi · 2022-12-30 · in PRQL: a simple, powerful, pipelined SQL replacement
  12. …https://play.predr.ag/hackernews#?f=1&q=IyBDb21tZW50cyBvbiB0... Using the Trustfall query engine: https://github.com/obi1kenobi/trustfall 10min conference talk on what else Trustfall can do: https://www.hytradboi.com/2022/how-to-query-almos…
    comment by obi1kenobi · 2022-09-13 · in Show HN: Query language for HN APIs, executed in-browser using Rust and WASM
  13. …semver rule is implemented as a query using Trustfall's GraphQL + custom directives syntax. [0]: https://github.com/obi1kenobi/trustfall [1]: https://crates.io/crates/cargo-semver-checks
    comment by obi1kenobi · 2022-07-29 · in GraphQL is quickly moving to one of my least favorite technologies
  14. …if you decide to take a peek! It supports Rust, Python, and (extremely soon!) WASM in the browser. https://github.com/obi1kenobi/trustfall
    comment by obi1kenobi · 2022-07-16 · in OctoSQL allows you to join data from different sources using SQL
  15. …this is what Trustfall lets me do. More info in my reply on an ancestor comment in the thread. [0]: https://github.com/obi1kenobi/trustfall
    comment by obi1kenobi · 2022-07-16 · in OctoSQL allows you to join data from different sources using SQL
  16. …if you're interested in trying it out despite those caveats, I'd love to hear what you think! [0]: https://github.com/obi1kenobi/trustfall [1]: https://crates.io/crates/cargo-semver-checks [2]: https://github.com/obi1kenobi/cargo-semver-che…
    comment by obi1kenobi · 2022-07-16 · in OctoSQL allows you to join data from different sources using SQL
  17. …to learn more: https://www.hytradboi.com/2022/how-to-query-almost-everythin ... Project GitHub: https://github.com/obi1kenobi/trustfall
    comment by obi1kenobi · 2022-05-07 · in GraphQL Is a Trap?
  18. …almost everything in GraphQL'ish format. This[2] talk by author explains it in few minutes. [1]: https://github.com/obi1kenobi/trustfall [2]: https://www.hytradboi.com/2022/how-to-query-almost-everythin...
    comment by anuvrat1 · 2022-05-06 · in GraphQL Is a Trap?
  19. …like to learn more: https://www.hytradboi.com/2022/how-to-query-almost-everythin... Project GitHub: https://github.com/obi1kenobi/trustfall
    comment by obi1kenobi · 2022-05-06 · in GraphQL Is a Trap?
  20. Why hand-roll one when you can use one that's already available and thoroughly tested :) https://github.com/obi1kenobi/trustfall (Hi Dustin!)
    comment by obi1kenobi · 2022-05-06 · in GraphQL Is a Trap?
  21. …etc. 10min talk video: https://www.hytradboi.com/2022/how-to-query-almost-everythin... GitHub: https://github.com/obi1kenobi/trustfall
    comment by obi1kenobi · 2022-05-06 · in GraphQL Is a Trap?