Updating database from datagridview vb net speed dating nights derby
As you saw in the Data Table, Data Row, and Data Column sections at the beginning of this article, you can use the Delete method of a Data Row to delete a row.
The Add New method of the Data Table adds a row to a Data Table.
Add a Data Grid View control and two Buttons on a Form. This will be something like…(please check out code syntax) Integer i = Data Grid View1. Dynamic SQL generation for the Update Command is not supported against a Select Command that does not return any key column information………. my first form is datagridview …side buttons is.,edit, delete,and close…now i want add some details then click add button then open another form….insert the data from add form…add form close after inserted data…..i want automatic refresh the form1…… When you click add button , close the datagrid form, open up the add data form.
One Button is for deleting the selected row and other one is for updating or inserting new row. When i click update button i got this exception can u tell me why??? i am using form1 obj=new form1(); obj.refresh(); but it is not work…. Now, when you close the add data form, open the datagrid form again automatically.
For example, if you call Delete on a row on the Data Set, then when Update is called on the Data Adapter, the Delete Command of the Data Adapter will be called using the particular row in the Data Set.
I also had the problem of errors occuring when i altered the primary key of a line in the dataset. For this, i used where condition in the query and left the rest of the code as before(similar to urs). But now i want to take a data Grid View where i will add 3 column(name,address, Phone) manualy. Delete is also not working properly ..,, There also throws an exception .. Update(Data Table); it has gave an error please help me on this. Data Grid View control are used very frequently in C#. Insert Delete Update in Data Grid View with Data Table in C Hello there, I have a lot of errors with the same announce for the following (some of them!! cause i am only am be to retrieve the data to the datagridview for delete, i want to delete in the datagridview, meaning each row got it own delete button please provide me with the code….. which is: ” Dynamic SQL generation for the Update Command is not supported against a Select Command that does not return any key column information. So, if i click the button then it will show the result in Data Grid, against the customer_ID which will be given in the textbox. namespace Database private void button3_Click(object sender, Event Args e) private void Form6_Load(object sender, Event Args e) private void data Grid View1_Cell Content Click(object sender, Data Grid View Cell Event Args e) private void button1_Click(object sender, Event Args e) private void button4_Click(object sender, Event Args e) public void clear() } } Thanq so much for ur reply ..,, Here throws another exception if i use Ur code given .., Dynamic SQL Generation for the update command is not supported against a select command that doesn’t return any key column information ..,, Bhaia, I have done Insert, Update, Delete in data Grid View in the same way as urs. Update for the entire row is happening ..,, But for a single column it throws an exception ..,, Can U sort out this problem .. Update(datatable) Actually am using Oracle for the same thing i wrote like follwoing Oledb Data Adapter. To change an existing row's data, you can directly assign a row's value. Delete() In this example, I'll show you how to add edit, and remove, data from the Northwind database.To save data to the data source, you need to call the Data Adapter's Update method. I'll display the result of the Customers table in a Data Grid after adding, updating, and deleting data from the table.
For ex: I am having "Datagridview", "Edit" and "Save" button on Win Form and table "Emp Details" at backend in databse.