import { z } from "zod";
export declare const ForeignKey: z.ZodObject<{
    columns: z.ZodArray<z.ZodString>;
    reference: z.ZodObject<{
        resource: z.ZodOptional<z.ZodString>;
        columns: z.ZodArray<z.ZodString>;
    }, z.core.$strip>;
}, z.core.$strip>;
export type ForeignKey = z.infer<typeof ForeignKey>;