import sql from 'mssql';
import { ConnectionConfig } from './types.js';
export declare class SqlServerConnection {
    private pool;
    private config;
    constructor(config: ConnectionConfig);
    connect(): Promise<void>;
    disconnect(): Promise<void>;
    query<T = any>(queryText: string): Promise<sql.IResult<T>>;
    testConnection(): Promise<boolean>;
    isConnected(): boolean;
    getConfig(): Readonly<ConnectionConfig>;
}
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