/// <summary>
        ///     This is an internal API that supports the Entity Framework Core infrastructure and not subject to
        ///     the same compatibility standards as public APIs. It may be changed or removed without notice in
        ///     any release. You should only use it directly in your code with extreme caution and knowing that
        ///     doing so can result in application failures when updating to a new Entity Framework Core release.
        /// </summary>
        public virtual InternalRelationshipBuilder Apply(InternalRelationshipBuilder relationshipBuilder)
        {
            relationshipBuilder.OnDelete(
                TargetDeleteBehavior(relationshipBuilder.Metadata),
                ConfigurationSource.Convention);

            return(relationshipBuilder);
        }