Dmitri B. https://s5dsn-eqee.github.io/ Recent content on Dmitri B. Hugo en-US Wed, 02 Sep 2026 10:45:00 +0200 Exposing Rust DataFusion UDFs to Python via the PyCapsule protocol https://s5dsn-eqee.github.io/notes/datafusion-extra-functions-ffi/ Wed, 02 Sep 2026 10:45:00 +0200 https://s5dsn-eqee.github.io/notes/datafusion-extra-functions-ffi/ How to bridge a Rust-only DataFusion crate into datafusion-python with datafusion-ffi, PyO3 and a single PyCapsule dunder, no fork of datafusion-python needed. OpenMetadata SSO config: green everywhere, applied nowhere https://s5dsn-eqee.github.io/notes/openmetadata-db-config-precedence/ Sun, 30 Aug 2026 12:10:00 +0200 https://s5dsn-eqee.github.io/notes/openmetadata-db-config-precedence/ OpenMetadata silently prefers DB-persisted security config over YAML/env, so your Helm values can be ignored with no errors anywhere.