Add legacy AI, RAG vector and Data Safe audit scenarios

scenarios/06-rag-vector-classified-docs/sql/04_test_queries.sql

@@ -0,0 +1,15 @@
+SET PAGESIZE 100
+SET LINESIZE 220
+
+PROMPT RAG retrieval simulation: retrieve chunks closest to the question embedding.
+
+SELECT chunk_id,
+       document_title,
+       department,
+       classification,
+       chunk_text,
+       VECTOR_DISTANCE(embedding, TO_VECTOR('[0.85,0.15,0.25]'), COSINE) AS distance
+FROM dds_rag_chunks
+ORDER BY distance
+FETCH FIRST 5 ROWS ONLY;
+