| 信息类型 : | MySQL Query Error |
| 发生时间 : | 2025-07-01 06:40:26 |
| 错误文件 : | /teachercontent.php |
| SQL语句 : | SELECT id,name FROM nd_teacher WHERE category_id= |
| 错误信息 : | 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 '' at line 3 |
| 错误代码 : | # 1064 |