How do we use stored procedure in ADO.NET and how do we provide parameters to the stored procedures?

0 Answers   SwanSoft Technologies,

---

Which is better entity framework or ado.net?

0 Answers  

---

What is the key feature of ADO.NET compared to ADO ?

3 Answers   TCS,

---

What is ado object model?

0 Answers  

---

Describe the command object and its method.

0 Answers  

---

---

Difference between OLEDB Provider and SqlClient ?

2 Answers  

---

How To Update A Column In A DataGrid Using C#.NET? I am getting InvalidCastException as (Specified cast is not valid) while updating 2nd column in a datagrid? Id,firstname,lastname are the three columns of my datagrid respectively. I wanted to edit the second column(lastname) and update it. I did the following code in DataGrid's updatecommand(),but failed to update ! Int varid=(int)DataGrid1.DataKeys[e.Item.ItemIndex]; TextBox lnm=(TextBox)e.Item.Cells[2].Controls[0]; string str=lnm.Text ; SqlCommand cmd=new SqlCommand("update customer set lastname='" + str + "' where id=" + varid + "",con); cmd.ExecuteNonQuery(); DataGrid1.EditItemIndex=- 1; DataGrid1.DataBind();

2 Answers   Mind Tree, TCS,

---

What is oledb connection?

0 Answers  

---

What is difference between ado.net and asp net?

0 Answers  

---

Which is faster entity framework or ado.net?

0 Answers  

---

Can we load multiple tables in a dataset?

0 Answers  

---

What is sqldatareader?

0 Answers  

---