/**
 * Optimized Qdrant Configuration for Enterprise Performance
 * Addresses the 45GB memory issue and slow performance
 */
import type { MemoryQuery } from '../types/index.js';
import type { SearchResult, VectorPoint, VectorStore } from './VectorStore.js';
export interface QdrantSearchPoint {
    id: string | number;
    version: number;
    score: number;
    payload?: Record<string, unknown> | {
        [key: string]: unknown;
    } | null;
    vector?: Record<string, unknown> | number[] | {
        [key: string]: number[];
    } | null;
    shard_key?: string | number | Record<string, unknown> | null;
}
export interface QdrantFilter {
    must: QdrantFilterCondition[];
}
export interface QdrantFilterCondition {
    key: string;
    match: {
        value: string | number | boolean;
    };
}
export interface OptimizedQdrantConfig {
    url: string;
    collection: string;
    dimension: number;
    apiKey?: string;
    batchSize: number;
    maxRetries: number;
    requestTimeout: number;
    connectionPoolSize: number;
    enableCompression: boolean;
    quantizationEnabled: boolean;
    segmentThreshold: number;
    hnswM: number;
    hnswEfConstruct: number;
    fullScanThreshold: number;
}
export declare class OptimizedQdrantVectorStore implements VectorStore {
    private client;
    private collection;
    private dimension;
    private config;
    private connectionPool;
    private currentConnectionIndex;
    constructor(config: OptimizedQdrantConfig);
    private initializeConnectionPool;
    private getConnection;
    initialize(): Promise<void>;
    private createOptimizedCollection;
    private updateCollectionConfig;
    private createOptimizedIndexes;
    upsert(points: VectorPoint[]): Promise<void>;
    private upsertBatch;
    search(vector: number[], query: MemoryQuery): Promise<SearchResult[]>;
    delete(ids: string[]): Promise<void>;
    private deleteBatch;
    count(tenantId: string): Promise<number>;
    healthCheck(): Promise<boolean>;
    checkDuplicateByHash(contentHash: string, tenantId: string, agentId?: string): Promise<string | null>;
    updateMemoryAccess(memoryId: string): Promise<void>;
    getMemoryStats(tenantId: string): Promise<{
        totalMemories: number;
        averageAccessCount: number;
        oldestMemory: string | null;
        newestMemory: string | null;
        duplicateCount: number;
    }>;
    /**
     * Optimize collection for better performance
     */
    optimizeCollection(): Promise<void>;
    private buildFilter;
    private chunkArray;
    private retryOperation;
    close(): Promise<void>;
}
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