import { ManyToMany, ManyToOne, OneToMany, OneToOne, Relation } from "../entity";
export declare class RelationUtils {
    static hasOneRelatedEntity(relation: Relation): relation is OneToOne | ManyToOne;
    static hasManyRelatedEntities(relation: Relation): relation is OneToMany | ManyToMany;
    static hasForeignKey(relation: Relation): relation is OneToOne | ManyToOne;
    static isOneToOne(relation: Relation): relation is OneToOne;
    static isOneToMany(relation: Relation): relation is OneToMany;
    static isManyToOne(relation: Relation): relation is ManyToOne;
    static isManyToMany(relation: Relation): relation is ManyToMany;
}
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