A RAG Index Is a Materialized View, So Stop Treating It Like a Cache
TL;DR — Enterprise RAG indexes are derived data over lakehouse tables, which makes them materialized views with all the maintenance problems that implies. Cron re-embedding, a single freshness number, and text copied into the vector store all fail in predictable ways. Store pointers and content has…
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- 2026-11-09 14:15 · DEV Community — Machine Learning
A RAG Index Is a Materialized View, So Stop Treating It Like a Cache