/// <summary>
/// Sets the property as foreign key and its column name.
/// <para>Call multiple times for composite keys.</para>
/// </summary>
/// <param name="columnName">The column name.</param>
/// <returns>The property builder.</returns>
public IPropertyBuilder ForeignKey(string columnName)
{
EntityBuilder.AddForeignKey(PropertyName, columnName);
return(this);
}
/// <summary>
/// Sets the property as foreign key.
/// <para>Call multiple times for composite keys.</para>
/// </summary>
/// <returns>The property builder.</returns>
public IPropertyBuilder ForeignKey()
{
EntityBuilder.AddForeignKey(PropertyName);
return(this);
}