使用codeIgniter的数据库库出现简单错误

Question

$this->db->select('*'); 
$this->db->from('product');
$this->db->where('del_in !=',1);
$query=$this->db->get();
return $query;

我得到sql跟随错误请帮我解决这个问题......

错误：

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

SELECT * FROM (`product`) WHERE `del_in` != 1 LIMIT 0 ,

Filename: D:\wamp\www\shopcart\system\database\DB_driver.php

Answer 1

确保列名和表名正确无误。之后尝试此代码

$this->db->select('*');
$this->db->where('del_in !=',1); 
$this->db->from('product');    
$query=$this->db->get();
return $query->result();