Use the DataBind() method to bind data from a data source such as Dataset.

DataBind method in ASP.NET to bind data to dataset.

The purpose of databind is to bind the data so as to display i.e string query1 = "Select * from Links";SqlConnection con1 = new SqlConnection(strcon);SqlCommand cmd1 = new SqlCommand(query1, con1);SqlDataReader sdr1;con1.Open();sdr1 = cmd1.ExecuteReader();gridLink.DataSource = sdr1;gridLink.DataBind();con1.Close();

The purpose of databind is to bind the data so as to display i.e string query1 = "Select * from table_name"; SqlConnection con1 = new SqlConnection(strcon); SqlCommand cmd1 = new SqlCommand(query1, con1); SqlDataReader sdr1; con1.Open(); sdr1 = cmd1.ExecuteReader(); gridView1.DataSource = sdr1; gridView1.DataBind(); con1.Close();

to bind data eg. gridview1.datasource=dataset;gridview1.dataBind();