private void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
{
SQLiteConnection conn = new SQLiteConnection("Data Source=C:\\Users\\Степан\\Desktop\\project.db");
SQLiteCommand command = new SQLiteCommand("select * from Dolznosti", conn);
conn.Open();
DbDataReader reader = command.ExecuteReader();
while (reader.Read())
Combobox1.Items.Add((string)reader["FIO"]); //СтолбецТаблицы
conn.Close();
}