get_all
SELECT * FROM `tbl_unit` WHERE `id_node`= AND `id_level`> ORDER BY `full_acronyme`
SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND `id_level`> ORDER BY `full_acronyme`' at line 1
