/**
 * 관계 그래프 조회 (DB + 캐시)
 */
import Database from 'better-sqlite3';
import type { GetRelationsOptions, MemoryRelation } from '../../../shared/types/relation-graph.js';
import type { RelationGraphCache } from './relation-graph-cache.js';
export declare class RelationGraphQuery {
    private db;
    private cache;
    constructor(db: Database.Database, cache: RelationGraphCache);
    /**
     * 관계 조회
     */
    getRelations(memoryId: string, options?: GetRelationsOptions): Promise<MemoryRelation[]>;
    /**
     * 여러 메모리에 대한 관계 일괄 조회 (N+1 완화, 캐시 미사용)
     */
    getRelationsBatch(memoryIds: string[], options?: GetRelationsOptions): Promise<Map<string, MemoryRelation[]>>;
}
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