date: "2026-05-18" stories: - title: Building an AI-powered grid investigation agent with Aurora DSQL and Amazon Bedrock AgentCore url: https://aws.amazon.com/blogs/database/building-an-ai-powered-grid-investigation-agent-with-aurora-dsql-and-amazon-bedrock-agentcore/ source: AWS Database Blog author: Sumeet Tripathi created_at: "2026-05-18T16:06:01Z" - title: Improving generative AI accuracy with vector and graph search hybrid queries url: https://aws.amazon.com/blogs/database/improving-generative-ai-accuracy-with-vector-and-graph-search-hybrid-queries/ source: AWS Database Blog author: Swee En created_at: "2026-05-18T16:03:10Z" - title: 'Ultimate Guide to POSETTE: An Event for Postgres, 2026 edition' url: https://techcommunity.microsoft.com/t5/microsoft-blog-for-postgresql/ultimate-guide-to-posette-an-event-for-postgres-2026-edition/ba-p/4520246 source: Azure Database for PostgreSQL author: clairegiordano created_at: "2026-05-18T08:20:26Z" - title: Design posters showcasing your country's electrical grid url: https://github.com/open-energy-transition/grid2poster source: HackerNews hn_url: https://news.ycombinator.com/item?id=48173849 points: 93 comments: 19 author: lyoncy created_at: "2026-05-17T22:47:05Z" - title: Building Vector Similarity Search in PostgreSQL with Pgvector url: https://machinelearningmastery.com/building-vector-similarity-search-in-postgresql-with-pgvector/ source: HackerNews hn_url: https://news.ycombinator.com/item?id=48180145 points: 2 author: eigenBasis created_at: "2026-05-18T14:08:09Z" - title: PostgreSQL ext makes LLM available as an index for similarity searches,inference url: https://codeberg.org/gregburd/pg_infer source: HackerNews hn_url: https://news.ycombinator.com/item?id=48180290 points: 1 author: kermatt created_at: "2026-05-18T14:19:34Z" - title: 'Guide to POSETTE: An Event for Postgres 2026, free and virtual' url: https://techcommunity.microsoft.com/category/azuredatabases/blog/adforpostgresql source: HackerNews hn_url: https://news.ycombinator.com/item?id=48176942 points: 1 author: clairegiordano created_at: "2026-05-18T08:46:02Z"