public static void AddIndexColumn(Index index, IndexColumn indexColumn)
{
if (indexColumn.Index != null && !indexColumn.Index.Equals(index))
{
RemoveIndexColumn(indexColumn.Index, indexColumn);
}
index.IndexColumns.Add(indexColumn);
}
public static void RemoveIndexColumn(Index index, IndexColumn indexColumn)
{
index.IndexColumns.Remove(indexColumn.Namespace);
}