SqlCommand cmd = new SqlCommand("SELECT * FROM [LnkClientDb] WHERE [DbID]=" + index.ToString() + ";", dbConn);
            SqlDataAdapter data = new SqlDataAdapter(cmd);

            data.Fill(temp);

            foreach (DataRow row in temp.Tables[0].Rows)

DbID (float) | ClientID(float)
 556                 342
 556                 612
 446                 745
 142                 112
 142                 612
 142                 147
 142                 369
 223                 369