看出来了吗?
改后:
@Override
public int deleteBook(Integer id) {
String sql = "delete from t_book where id = ?";
return update(sql,id);
}
2024-01-26 10:05:04
看出来了吗?
改后:
@Override
public int deleteBook(Integer id) {
String sql = "delete from t_book where id = ?";
return update(sql,id);
}