待验证50% 置信事实精确时间
图（Graph）数据结构由节点（Node）和边（Edge）组成，与线性链表或树结构不同，允许任意节点之间建立连接
1
来源数
50%
置信度
中期 (~90 天)
时效性
2026/7/2
首次发现
有效期至：2026/9/30
来源
LangGraph核心解析：与LangChain的关系及多智能体协同原理
bilibili吴恩达AIAgent2026/6/5
相关事实
待验证图数据库以节点和边形式存储实体与关系，天然支持多跳推理73% 相似待验证Each operation node in a trace is called a span, and spans form a tree structure through parent-child relationships64% 相似待验证Graph databases such as Neo4j can be used to structure skill nodes, dependencies, and job requirements as entities and relationships for skill graph applications63% 相似待验证In Knowledge Graphs, relationships themselves are part of the database rather than merely being foreign keys shared between two tables62% 相似待验证无索引邻接（Index-Free Adjacency）架构使每个节点直接持有指向相邻节点的物理内存指针，查询遍历时间复杂度为O(1)61% 相似
引用此条事实
Stable URI
https://kongchang.com/claim/53493API
curl https://kongchang.com/api/v1/knowledge/claims/53493MCP
get_claim(id=53493)