Vb.net Access Database Example May 2026

If String.IsNullOrWhiteSpace(txtLastName.Text) Then MessageBox.Show("Last Name is required") Return False End If

' Get the UserID from the selected row Dim userID As Integer = Convert.ToInt32(dgvUsers.SelectedRows(0).Cells("UserID").Value) vb.net access database example

' Optional: Display record count lblStatus.Text = $"Loaded dgvUsers.Rows.Count records" End Sub Add this code to the Insert button: If String

Dim result As DialogResult = MessageBox.Show("Are you sure you want to delete this record?", "Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) vb.net access database example

Using conn As New OleDbConnection(connectionString) Using cmd As New OleDbCommand(query, conn) cmd.Parameters.AddWithValue("@FirstName", txtFirstName.Text) cmd.Parameters.AddWithValue("@LastName", txtLastName.Text) cmd.Parameters.AddWithValue("@Email", txtEmail.Text) cmd.Parameters.AddWithValue("@Age", Convert.ToInt32(txtAge.Text)) cmd.Parameters.AddWithValue("@UserID", userID) conn.Open() cmd.ExecuteNonQuery() conn.Close() End Using End Using

Private Sub btnUpdate_Click(sender As Object, e As EventArgs) Handles btnUpdate.Click If dgvUsers.SelectedRows.Count = 0 Then MessageBox.Show("Please select a record to update") Return End If If ValidateInputs() = False Then Exit Sub

MessageBox.Show("Record added successfully!", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information) ClearInputs() LoadData() ' Refresh the grid End Sub