26ai New Features

Introduction Oracle 26ai brings a game-changing capability to the database world: native AI Vector Search. With a first-class VECTOR data type, built-in similarity functions, and declarative vector indexing, Oracle eliminates the need for external vector databases like Pinecone, Milvus, or Weaviate. You can now store, index, and query high-dimensional vector embeddings alongside your relational data — all within […]

What Are SQL Domains? SQL Domains, introduced in Oracle 23ai and enhanced in 26ai, let you define reusable, named data type definitions — complete with constraints, display expressions, ordering logic, and annotations — as first-class schema objects. Instead of scattering identical CHECK constraints across dozens of tables, you define the rule once and reference it everywhere. Think of