import { ColumnOptions } from 'typeorm';
import { DateRange } from '../date-range.js';
export type DateRangeColumnOptions = Omit<ColumnOptions, 'type' | 'transformer'> & {
    /**
     * If set to true, a CHECK constraint is added to only allow finite date ranges.
     * Default false.
     */
    finiteOnly?: boolean;
};
export type DateRangeViewColumnOptions = Omit<ColumnOptions, 'transformer'>;
export declare function DateRangeColumn(options?: DateRangeColumnOptions): PropertyDecorator;
export declare function DateRangeViewColumn(options?: DateRangeViewColumnOptions): PropertyDecorator;
export declare class DateRangeTransformer {
    private static instance;
    static getInstance(): DateRangeTransformer;
    private constructor();
    from(value: string | null): DateRange | null;
    to(value: DateRange | null): string | null;
}