import { DatabaseInterface, MinorUnitsPreflightResult, MinorUnitsRescaleResult, MoneyColumnTarget } from '@happyvertical/smrt-core/migrations';
/** Marker recorded in `_smrt_backfills` once the rescale has run. */
export declare const SUPPORT_MONEY_MINOR_UNITS_BACKFILL = "@happyvertical/smrt-support:money-minor-units:v1";
/** Every support money column that held major units before #2401. */
export declare const SUPPORT_MONEY_COLUMNS: MoneyColumnTarget[];
/**
 * Report what {@link migrateSupportMoneyToMinorUnits} would do, without writing
 * anything.
 */
export declare function preflightSupportMoneyMinorUnits(db: DatabaseInterface, options?: {
    scale?: number;
    engineHint?: string;
}): Promise<MinorUnitsPreflightResult>;
/**
 * Convert every support money column from floating-point major units to integer
 * minor units. Idempotent via a `_smrt_backfills` marker.
 *
 * @throws `MinorUnitsPreflightError` when a row would be rounded or would
 *   overflow `int4` and `force` was not set.
 */
export declare function migrateSupportMoneyToMinorUnits(db: DatabaseInterface, options?: {
    scale?: number;
    engineHint?: string;
    force?: boolean;
}): Promise<MinorUnitsRescaleResult>;
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