export type DumpDatabaseOptions = {
    host: string;
    database: string;
    username: string;
    password?: string;
    /** output file path */
    outputPath: string;
    /** timeout in ms (default: 5 minutes) */
    timeout?: number;
    /** pg_dump format (default: 'custom') */
    format?: 'custom' | 'plain' | 'directory' | 'tar';
    /** compression level 0-9 (default: 9) */
    compress?: number;
};
export declare function dumpDatabase(options: DumpDatabaseOptions): Promise<boolean>;
export declare function checkDatabaseConnection(options: {
    host: string;
    database: string;
    username: string;
    timeout?: number;
}): Promise<boolean>;
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