private DataTable createData()

{

DataSet ds = new DataSet();
ds.Tables.Add();

DataTable table = ds.Tables[0];

int columnCount = 3;

int rowCount = 1000;

//Add columns

for (int column = 0; column <= columnCount - 1; column++)

{

table.Columns.Add("Column" + (column + 1).ToString(), typeof(string));

}

//Add rows

for (int row = 0; row <= (rowCount - 1); row++)

{

string[] rowVals = (string[])Array.CreateInstance(typeof(string), columnCount);

DataRowCollection rowCollection = table.Rows;

for (int column = 0; column <= columnCount - 1; column++)

{

rowVals[column] = "value_" + (column + 1).ToString() + "_" + (row + 1).ToString();

}

table.Rows.Add(rowVals);

}

return ds.Tables[0];

}

private void BindTelerikReport()

{

// Creating and configuring the ObjectDataSource component:

var objectDataSource = new Telerik.Reporting.ObjectDataSource();

objectDataSource.DataSource = createData(); // GetData(); // GetData returns a DataSet with three tables

// Creating a new report

Telerik.Reporting.Report report = new Telerik.Reporting.Report();

// Assigning the ObjectDataSource component to the DataSource property of the report.

report.DataSource = objectDataSource;

// Use the InstanceReportSource to pass the report to the viewer for displaying

Telerik.Reporting.InstanceReportSource reportSource = new Telerik.Reporting.InstanceReportSource();

reportSource.ReportDocument = report;

// Assigning the report to the report viewer.

ReportViewer1.ReportSource = reportSource;

}

protected void Page_Load(object sender, EventArgs e)

{

if (!Page.IsPostBack)

{

BindTelerikReport();

}

}