Vector Database

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Pick a Vector Database by What Breaks First

Almost every RAG system should start on pgvector. The useful question is not which vector database is fastest, but which failure mode reaches you first.

Jul 29, 2026 12 min

One Door to the Models, Part 7: Azure AI Search or a Vector Database

Azure AI Search bills capacity by SKU, not by vectors, and the vector index is capped by tier memory. Part 7 decides retrieval on limits, not features.

Jul 25, 2026 8 min