The column which displays one or more DataField values which are specified by filedNames at the same time.
You should specify 'type' as 'series' in column setting object or specify fieldNames property.
You cannot update the value in the data cell which is contained in this column.
var columns = [{
name: 'colSeries',
type: 'series',
fieldNames: '2000..2010',
...
},
...
];
grid.setColumns(columns);