You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'order by stt asc, ngaysua desc, id desc limit 0,20' at line 1syntax error: select * from table_product where hienthi=1 and type='product' and id_sub= order by stt asc, ngaysua desc, id desc limit 0,20