useGraphNeighbors()

function useGraphNeighbors<T>(EntityType, options): RxDBResource<GraphQueryResult<NeighborResult<T, EdgeInfo>>>;

Defined in: rxdb-angular/src/hooks.ts:259

查找图结构中的邻接实体

Type Parameters

Type Parameter
T extends GraphEntityType

Parameters

Parameter	Type	Description
EntityType	T	实体类
options	UseOptions<EntityStaticType<T, "findNeighborsOptions">>	图查询参数（entityId、方向、层级等）

Returns

RxDBResource<GraphQueryResult<NeighborResult<T, EdgeInfo>>>

返回包含邻居实体的资源 signal

Example

const friends = useGraphNeighbors(User, {
  entityId: 'user-1',
  direction: 'out',
  level: 1
});