/// <summary>
/// Configures the property that is used to store the partition key.
/// </summary>
/// <param name="entityTypeBuilder"> The builder for the entity type being configured. </param>
/// <param name="name"> The name of the partition key property. </param>
/// <param name="fromDataAnnotation"> Indicates whether the configuration was specified using a data annotation. </param>
/// <returns>
/// The same builder instance if the configuration was applied,
/// <c>null</c> otherwise.
/// </returns>
public static IConventionEntityTypeBuilder HasPartitionKey(
[NotNull] this IConventionEntityTypeBuilder entityTypeBuilder,
[CanBeNull] string name,
bool fromDataAnnotation = false)
{
if (!entityTypeBuilder.CanSetPartitionKey(name, fromDataAnnotation))
{
return(null);
}
entityTypeBuilder.Metadata.SetPartitionKeyPropertyName(name, fromDataAnnotation);
return(entityTypeBuilder);
}