$totalCount = $this->db->query($endSql)->row_array()['count']; //分页查询数据 $limitAry = deal_page_limit_offset($params, 1); $querySql = "select {$this->fields} "." from ({$subSql}) as t " ." order by {$this->orderByField} {$this->orderBy} {$limitAry['limit_offs...
publicfunctionsimple_query($sql) {if( !$this->conn_id) {$this->initialize(); }if($this->is_single_instance){//不读写分离return$this->_execute($sql); }else{//读写分离if(preg_match("/^\s*select/",strtolower($sql))) {return$this->_execute($sql); }else{$CI=&get_instance();...
PHP5中,可以这样了: $this->db->select('name, email')->from('users')-> where('id', 5)->limit(10, 20); $query = $this->db->get(); 这实际上效果是: SELECT name, email FROM `users` WHERE `id` = 5 LIMIT 10, 20 10 使用database forge类进行操作数据库类 $this->load->dbforge...
$this->db->where('status', $status); $this->db->select('id, order_date, total_amount'); $this->db->from('orders'); $query = $this->db->get(); return $query->result_array(); } public function get_order_details_by_id($order_id) { $this->db->where('order_id', $order_...
我试图在Codeigniter的查询构建器中重写现有的数据库查询,我如何解决存在的位置(我认为这就是问题所在)?这是我想重写的原始查询: $query = $this->db->query('SELECT p_customer.*' . ' FROM p_customer' .->where('p_ 浏览16提问于2019-01-29得票数0 ...
问Codeigniter SQLite3 3：：query()：无法准备语句: 1，没有这样的表: db_usersEN在settings.py文件...
}functionuser_select($id){$this->db->where('uid',$id);$this->db->select('*');$query=$this->db->get('user');return$query->result(); } } 控制器 classUserextendsCI_Controller {functioninsert(){//插入$this->load->model('test_m');$arr=array('uname'=>'u1','upass'=>'1234'...
"; $this->db->query($sql,$string); ci 赞收藏5 分享 阅读8.7k更新于2016-03-09 em0t 758声望23粉丝 Talk is cheap, show me the code « 上一篇 CodeIgniter 3.0 新手折腾笔记(一)--初步配置 下一篇 » CodeIgniter 3.0 新手折腾笔记(二) 输入类&url辅助函数 ...
$query=$this->db->query("YOUR QUERY");if($query->num_rows() > 0) {foreach($query->result()as$row) {echo$row->title;echo$row->name;echo$row->body; } } 单结果标准查询(对象形式) $query=$this->db->query('SELECT name FROM my_table LIMIT 1');$row=$query->row();echo$row...
The second parameter enables you to set whether or not the query builder query will be reset (by default it will be reset, just like when using $this->db->get()):echo $this->db->limit(10,20)->get_compiled_select('mytable', FALSE); // Prints string: SELECT * FROM mytable LIMIT...