import type { StdbExport } from '../types';
/**
 * Write export data to file with optional compression
 */
export declare function writeExportToFile(exportData: StdbExport, filePath: string, compress?: boolean): Promise<void>;
/**
 * Read export data from file with automatic decompression
 */
export declare function readExportFromFile(filePath: string): Promise<StdbExport>;
/**
 * Export to CSV format
 * Creates one CSV file per table
 */
export declare function writeExportToCSV(exportData: StdbExport, outputDir: string): Promise<string[]>;
/**
 * Get file size in bytes
 */
export declare function getFileSize(filePath: string): Promise<number>;
/**
 * Check if file exists
 */
export declare function fileExists(filePath: string): Promise<boolean>;
/**
 * Create directory if it doesn't exist
 */
export declare function ensureDirectory(dirPath: string): Promise<void>;
//# sourceMappingURL=file-io.d.ts.map