News — 2026-05-18

• Building an AI-powered grid investigation agent with Aurora DSQL and Amazon Bedrock AgentCore
  AWS Database Blog · by Sumeet Tripathi
• Improving generative AI accuracy with vector and graph search hybrid queries
  AWS Database Blog · by Swee En
• Ultimate Guide to POSETTE: An Event for Postgres, 2026 edition
  Azure Database for PostgreSQL · by clairegiordano
• Design posters showcasing your country's electrical grid
  HackerNews · 93 points · 19 comments · by lyoncy · HN discussion
• Building Vector Similarity Search in PostgreSQL with Pgvector
  HackerNews · 2 points · by eigenBasis · HN discussion
• PostgreSQL ext makes LLM available as an index for similarity searches,inference
  HackerNews · 1 points · by kermatt · HN discussion
• Guide to POSETTE: An Event for Postgres 2026, free and virtual
  HackerNews · 1 points · by clairegiordano · HN discussion