#!/usr/bin/env ts-node
/**
 * Schema Migration Script
 *
 * Migrates old parquet files with UTF8-only schemas to new intelligent schemas.
 * Backs up originals and recreates files with proper data types.
 */
interface MigrationStats {
    migrated: number;
    skipped: number;
    errors: number;
}
declare function migrateSchemas(dataDir?: string): Promise<MigrationStats>;
export { migrateSchemas };
//# sourceMappingURL=migrate-schemas.d.ts.map