Engineering blog
Engineering blog
Technical writing from the Dreambase team on hybrid vector-SQL architecture, production RAG pitfalls, embedding freshness mechanics, and the honest engineering trade-offs between single-store and dual-store retrieval patterns.
Architecture
What is a hybrid vector-SQL database?
RAG
LLM retrieval drift: why your RAG pipeline returns stale context
Database internals
When SQL meets vector: how a cost-based planner handles both
Production
Six lessons from running RAG pipelines in production
Embeddings
Embedding freshness: measuring and eliminating index staleness
Benchmarks