Unverified50% confidenceSolutionExact time
Deploying NL2SQL tools typically requires first establishing a unified metrics catalog and data dictionary that clearly identifies the authoritative sources for core business concepts.
1
Sources
50%
Confidence
Long-term
Relevance
9/15/2026
First Seen
Sources
Related Entities
Related Claims
Unverified单一事实来源(SSOT)原则最早广泛应用于关系型数据库设计和前端状态管理(如Redux的全局Store)69% similarUnverifiedThe system adopts a layered architecture consisting of a frontend layer, an API gateway layer, an Agent orchestration layer, and a data layer, where the data layer uses MySQL to store structured data and ChromaDB to store vector data.69% similarUnverified该方案引入三个知识库:数据库Schema知识库、业务同义词知识库、高频案例知识库,以提升SQL生成准确性68% similarUnverifiedThe combination of ontology and vector databases is forming a new technological paradigm: ontology graphs provide precise business constraints, while vector retrieval supplements long-tail contextual information.68% similarUnverifiedMainstream databases provide standard interfaces for schema introspection, including the INFORMATION_SCHEMA view in the SQL standard, PostgreSQL's pg_catalog system tables, and MySQL's SHOW commands.68% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/923063API
curl https://kongchang.com/api/v1/knowledge/claims/923063MCP
get_claim(id=923063)