/**
 * Production PostgreSQL Storage Adapter
 * Enterprise-grade PostgreSQL implementation with connection pooling, transactions, and error handling
 */
import { PoolConfig } from 'pg';
import { MemoryMetadata } from '../types/index.js';
import { MemoryFilters, StorageAdapter } from './StorageAdapter.js';
export interface PostgreSQLConfig extends PoolConfig {
    host: string;
    port: number;
    database: string;
    user: string;
    password: string;
    ssl?: boolean | object;
    connectionTimeoutMillis?: number;
    idleTimeoutMillis?: number;
    max?: number;
    min?: number;
}
/**
 * Production PostgreSQL storage adapter with enterprise features
 */
export declare class ProductionPostgreSQLAdapter implements StorageAdapter {
    private config;
    private pool;
    private isInitialized;
    constructor(config: PostgreSQLConfig);
    /**
     * Initialize the adapter and create necessary tables
     */
    initialize(): Promise<void>;
    /**
     * Store a memory in PostgreSQL with transaction support
     */
    store(memory: MemoryMetadata): Promise<void>;
    /**
     * Retrieve a memory by ID
     */
    retrieve(id: string): Promise<MemoryMetadata | null>;
    /**
     * Update memory with optimistic locking
     */
    update(id: string, updates: Partial<MemoryMetadata>): Promise<void>;
    /**
     * Delete a memory by ID
     */
    delete(id: string): Promise<void>;
    /**
     * List memories with advanced filtering and pagination
     */
    list(filters?: MemoryFilters): Promise<MemoryMetadata[]>;
    /**
     * Clear memories with optional tenant filtering
     */
    clear(tenantId?: string): Promise<void>;
    /**
     * Get memory count with filtering
     */
    getCount(filters?: MemoryFilters): Promise<number>;
    /**
     * Perform bulk operations with transaction support
     */
    bulkStore(memories: MemoryMetadata[]): Promise<void>;
    /**
     * Close the connection pool
     */
    close(): Promise<void>;
    /**
     * Health check for the adapter
     */
    healthCheck(): Promise<{
        status: 'healthy' | 'unhealthy';
        details: any;
    }>;
    /**
     * Create tables if they don't exist
     */
    private createTablesIfNotExists;
    /**
     * Create indexes for better performance
     */
    private createIndexes;
    /**
     * Convert database row to MemoryMetadata
     */
    private rowToMemory;
}
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