Qrlew, simple SQL to SQL-with-privacy written in Rust
In plain words
Qrlew is a development tool written in Rust that transforms SQL queries into privacy-preserving SQL queries. It enables developers to automatically add privacy protections to database queries without manually rewriting them. The tool is designed for teams working with sensitive data who need to apply differential privacy or similar techniques to their SQL operations while maintaining query functionality.
written from the facts on this page · September 2026
Does the same job
all alternatives →
- UCUse Claude Code to Query 600 GB Indexes over Hacker News, ArXiv, etc.Dec 2025 · exopriors.com · ▲397
Paste in my prompt to Claude Code with an embedded API key for accessing my public readonly SQL+vector database, and you have a state-of-the-art research tool over Hacker News, arXiv, LessWrong, and dozens of other high-quality public commons sites. Claude whips up the monster SQL queries that safely run on my machine, to answer your most nuanced questions. There's also an Alerts functionality, where you can just ask Claude to submit a SQL query as an alert, and you'll be emailed when the ultra nuanced criteria is met (and the output changes). Like I want to know when somebody posts about…

- SSSPyQL – SQL with Python in the middle2022 · github.com · ▲105
SPyQL (https://github.com/dcmoura/spyql) is SQL with Python in the middle, an open-source project fully written in Python for making command-line data processing more intuitive, readable and powerful. Try mixing in the same pot: a SQL SELECT for providing the structure, Python expressions for defining transformations and conditions, the essence of awk as a data-processing language, and the JSON handling capabilities of jq. How does a SPyQL query looks like? $ spyql “ IMPORT pendulum AS p SELECT (p.now() - p.from_timestamp(purchase_ts)).in_days() AS days_ago, sum_agg(price…
- SESearchable encryption, SQL proxy for Postgres2025 · cipherstash.com · ▲10
CipherStash Proxy keeps your sensitive data in PostgreSQL encrypted and searchable, without changing your SQL queries. It is written in Rust, uses a formally type-check SQL mapper and searchable encryption.
- CRCovert – Rewrite of HashiCorp Vault Using Rust, SQLite and Litestream2023 · github.com · ▲54
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