It is used to show data columns and allows [[enableSorting|sorting]] and [[filter|filtering]] them.
A simple data column definition refers to an attribute in the data model of the
GridView's data provider. The name of the attribute is specified by [[attribute]].
By setting [[value]] and [[label]], the header and cell content can be customized.
A data column differentiates between the [[getDataCellValue|data cell value]] and the
[[renderDataCellContent|data cell content]]. The cell value is an un-formatted value that
may be used for calculation, while the actual cell content is a [[format|formatted]] version of that
value which may contain HTML markup.
For more details and usage information on DataColumn, see the guide article on data widgets.