/**
 * SPDX-PackageName: kwaeri/mysql-database-driver
 * SPDX-PackageVersion: 0.6.1
 * SPDX-FileCopyrightText: © 2014 - 2022 Richard Winters <kirvedx@gmail.com> and contributors
 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception OR MIT
 */
import * as mysql from 'mysql2';
import { DatabaseDriver, DriverConnectionBits, QueryResult } from '@kwaeri/database-driver';
/**
 * The MySQLDriver implements the DatabaseDriver for MySQL provider
 */
export declare class MySQLDriver extends DatabaseDriver {
    /**
     * @var { mysql.Pool } pool
     */
    pool: mysql.Pool;
    /**
     * Class constructor
     */
    constructor(config: DriverConnectionBits);
    /**
     * This overload executes a prepared statement using mysql2.
     *
     * @param { string } query The placeholder (`?`) possessed query string to be executed.
     * @param { any[] } bits The optional bits to supplement when composing a prepared statement (one for each placeholder).
     *
     * @returns { Promise<QueryPromise> } A promise of a {@link QueryResult}
     * <br />
     * **Example**:
     * ```typescript
     * // An example using prepared statements:
     * const dbo = new MySQLDriver( connection );
     *
     * const { rows, fields } = await dbo.query( "select * from table where `first_name`=? and `age`>=?;", ["Richard", 35] );
     * ```
     */
    query<T extends QueryResult>(query: string, bits?: any[]): Promise<T>;
}