private void FillDataColumnSimpleElement (XmlSchemaElement el, DataColumn col)
{
col.ColumnName = XmlHelper.Decode (el.QualifiedName.Name);
col.Namespace = el.QualifiedName.Namespace;
col.ColumnMapping = MappingType.Element;
#if NET_2_0
col.DataType = ConvertDatatype (GetSchemaPrimitiveType (el.ElementSchemaType));
FillFacet (col, el.ElementSchemaType as XmlSchemaSimpleType);
#else
col.DataType = ConvertDatatype (GetSchemaPrimitiveType (el.ElementType));
FillFacet (col, el.ElementType as XmlSchemaSimpleType);
#endif
ImportColumnMetaInfo (el, el.QualifiedName, col);
AddColumn (col);
}