/// <summary>
/// Adds a new alternate key to this entity type.
/// </summary>
/// <param name="entityType"> The entity type to add the alternate key to. </param>
/// <param name="property"> The property to use as an alternate key. </param>
/// <param name="fromDataAnnotation"> Indicates whether the configuration was specified using a data annotation. </param>
/// <returns> The newly created key. </returns>
public static IConventionKey AddKey(
[NotNull] this IConventionEntityType entityType,
[NotNull] IConventionProperty property,
bool fromDataAnnotation = false)
{
Check.NotNull(entityType, nameof(entityType));
return(entityType.AddKey(new[] { property }, fromDataAnnotation));
}