pptx, md, html, images You need an ingestion process for extracting, splitting, vectorizing, and storing document chunks. On Azure: Azure AI Search with Document Intelligence, OpenAI embedding models, Integrated Vectorization Database rows (Structured data) PostgreSQL, MongoDB, Qdrant, etc. You need a way to vectorize & search target columns. On Azure: • Azure AI Search (by copying data) • PostgreSQL+pgvector • CosmosMongoDB+vector • Container Apps services (Milvus, Qdrant, Weaviate) + OpenAI embedding models