Updating database through datagrid vb net


Here ‘Salary’ and ‘Dept No’ are changed and updated into the selected ‘Employee’ object.

updating database through datagrid vb net-66

We don't need to update this data, it is just 'there to facilitate binding the [Grows On] field of the table. Data Property Name = "Fruit Color" Dim fruit Grows On Column As Data Grid View Combo Box Column = Direct Cast(Fruit Grid View.

Dim grows On Table As Data Table = Nothing Private Sub Form1_Load(sender As Object, e As Event Args) Handles My Base. Columns("col Fruit Grows On"), Data Grid View Combo Box Column) fruit Grows On Column.

Notice how the column types are set to match the data types in the database. Add(upd Param Fruit Id) 'DELECT Command is necessary if you want to enable delete of rows fruit Data Adapter. This could be done in the designer instead but it is done here ''' for instructional purposes.

I intentionally used more than just text columns to demonstrate CRUD with checkboxes and comboboxes. I have heavily commented the source code to explain everything. Delete Command = New Sql Command("DELETE FROM [Fruit] WHERE [Id] = @fruitid", conxn) Dim del Param Fruit Id As Sql Parameter = New Sql Parameter("@fruitid", Sql Db Type. ''' The Grid columns were intentionally done in the designer to demonstrate how to do that, ''' then demonsrate how to get a reference to a specific column in code.

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