update database through datagridview
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Hello Friends,
I am getting a problem to update the database from datagridview row.
I am using the following code
I am getting a problem to update the database from datagridview row.
I am using the following code
private void showButton_Click(object sender, EventArgs e)
{
con = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\MoneyData.mdb");
String query = "SELECT * FROM Categories";
da = new OleDbDataAdapter(query, con);
OleDbCommandBuilder cb = new OleDbCommandBuilder(da);
ds = new DataSet();
da.Fill(ds);
dataGridView1.DataSource = ds.Tables[0];
con.Close();
}
private void UpdateButton_Click(object sender, EventArgs e)
{
da.Update(ds);
}
if i run the code
i am getting the following error
"Dynamic SQL generation for the UpdateCommand is not supported against a SelectCommand that does not return any key column information."
Please help me…
thank you
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update database through datagridview