#会进行预编译以?的形式拼接在sql中:
$会直接拼接在sql中如下:
SELECT * FROM xtech_brother_graph_log WHERE action_biz_code = 'teachers_day' and del_flag = "n" and action_type = ? group by target_work_no order by gmt_create desc
#会进行预编译以?的形式拼接在sql中:
$会直接拼接在sql中如下:
SELECT * FROM xtech_brother_graph_log WHERE action_biz_code = 'teachers_day' and del_flag = "n" and action_type = ? group by target_work_no order by gmt_create desc