export declare class MySQL {
    protected connection: any;
    protected options: MySQL.ConstructorOptions;
    constructor(options: MySQL.ConstructorOptions);
    query(sql: string): Promise<void>;
}
export declare namespace MySQL {
    type ConstructorOptions = string | {
        ssl?: boolean;
        host?: string;
        port?: number;
        user?: string;
        password?: string;
        database?: string;
    };
}