import type { StdbExport, ImportOptions } from '../types';
import type { ManagedConnection } from '../client/connection';
/**
 * Database import engine
 */
export declare class DatabaseImporter {
    private readonly connection;
    private introspector;
    private validator;
    constructor(connection: ManagedConnection);
    /**
     * Import database from export file
     */
    import(exportData: StdbExport, options: ImportOptions): Promise<void>;
    /**
     * Import a single table
     */
    private importTable;
    /**
     * Report validation errors
     */
    private reportValidationErrors;
    /**
     * Report progress to callback
     */
    private reportProgress;
}
/**
 * Validate import options
 */
export declare function validateImportOptions(options: ImportOptions): {
    valid: boolean;
    errors: string[];
};
/**
 * Load export data from file
 */
export declare function loadExportFile(filePath: string): Promise<StdbExport>;
/**
 * Batch rows for efficient import
 */
export declare function batchRows<T>(rows: T[], batchSize?: number): T[][];
//# sourceMappingURL=importer.d.ts.map