Fauna's latest release introduces a comprehensive suite of tools called Fauna Schema that enables developers to define, manage, and evolve their database schema to meet changing business needs. The new features include document type enforcement, field definitions, and zero-downtime schema migrations, which bridge the gap between flexibility and structure in NoSQL databases. With Fauna Schema, developers can start with a schemaless approach and gradually incorporate structure as their application evolves, ensuring long-term performance and cost-effectiveness while maintaining data integrity and adaptability. The feature set includes document type enforcement, field definitions with wildcard constraints, and zero-downtime migrations using the Fauna Schema Language, which allows for controlled and scripted schema changes without downtime or heavy lifting. This enables developers to adapt and scale their database to meet evolving needs, making it easier than ever to approach schemas and data modeling in NoSQL databases.