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[align=left]int releId = this.ddlUserType.SelectedIndex;
this.gvUsers.DataSourceID = "odsUserByRoleId";
if (this.gvUsers.Rows.Count == 0)
{
this.gvUsers.DataSourceID = "odsUser";
}[/align]
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DataTable table = new DataTable();
DataTable table1 = new DataTable();
DataColumn c1 = new DataColumn("id1");
table.Columns.Add(c1);
DataColumn c2 = new DataColumn("id2");
table1.Columns.Add(c2);
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