Design the semantic and metric layers that make natural-language-to-SQL reliable at enterprise scale, including schema grounding, business glossary alignment, query generation guardrails, and accuracy evaluation harnesses, so business users and BAIC agents can query governed enterprise data in natural language with trustworthy results. Our Business AI Cloud (BAIC) is a complete AI platform to power the Agentic Enterprise: it unifies data, knowledge, models, and agents in a secure, composable stack, enabling business users to deploy AI agents instantly and IT leaders to scale trusted, enterprise-grade applications.