https://blog.rafaelfernandez.dev/tags/database/ Recent content in Database on Home Hugo -- gohugo.io en © 2026 Rafael Fernandez Thu, 26 Mar 2026 00:00:00 +0000 https://blog.rafaelfernandez.dev/posts/criteria4s-1-write-your-filters-once-run-them-everywhere/ Thu, 26 Mar 2026 00:00:00 +0000 https://blog.rafaelfernandez.dev/posts/criteria4s-1-write-your-filters-once-run-them-everywhere/ Write a predicate once and run it against SQL, MongoDB, Elasticsearch, or any backend. An introduction to criteria4s and its practical take on the Expression Problem. https://blog.rafaelfernandez.dev/posts/criteria4s-1-write-your-filters-once-run-them-everywhere/ Thu, 26 Mar 2026 00:00:00 +0000 https://blog.rafaelfernandez.dev/posts/criteria4s-1-write-your-filters-once-run-them-everywhere/ Write a predicate once and run it against SQL, MongoDB, Elasticsearch, or any backend. An introduction to criteria4s and its practical take on the Expression Problem.