A Database Error Occurred

Error Number: 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 '-10,10' at line 1

select * from news_list where `title` like "%lB假期预学课程%" or `intr` like "%lB假期预学课程%" order by `add_time` desc limit -10,10

Filename: models/News_model.php

Line Number: 64