public 'name' => string 'jim' (length=3) public 'title' => string 'jim learn ci' (length=12)*/ 三、插入数据 //insert$data=array('name' => 'mary', 'title' => 'mary learn ci');$bool=$this-> db -> insert('test',$data);if($bool) {//受影响行数echo$this-> db ->affec...
The second parameter enables you to set whether or not the query builder query will be reset (by default it will be–just like $this->db->insert()):echo $this->db->set('title', 'My Title')->get_compiled_insert('mytable', FALSE); // Produces string: INSERT INTO mytable (`title...
* Insert ID * * @return int*/publicfunctioninsert_id() {//return $this->conn_id->insert_id;if($this->is_single_instance){return$this->conn_id->insert_id; }else{//读写分离$CI=&get_instance();return$CI->db_write->conn_id->insert_id; } } 第六步:修改system/database/DB_driver...
Query Builder wrapper for Codeigniter 3. Contribute to rougin/wildfire development by creating an account on GitHub.
在Codeigniter中查询3个表 在Codeigniter中执行查询时出错 在codeigniter,querybuilder和“经典”中查询 codeigniter查询中的CASE语句 Codeigniter中的每周查询计数 页面内容是否对你有帮助? 有帮助 没帮助 相关·内容 文章(0) 问答(9999+) 视频(0) 沙龙(0) ...
3.避免手动构建查询:尽量避免手动拼接SQL语句,特别是在涉及到用户输入的情况下。如果必须这样做,确保所有用户输入都经过适当的转义处理。 4.利用Query Builder的参数绑定功能:CodeIgniter的Query Builder允许你以安全的方式引入变量到SQL查询中,通过使用问号(?)作为占位符,并单独传递一个包含变量值的数组。例如: ...
It simply lets you submit a query. Most users will rarely use this function.It returns whatever the database drivers’ “execute” function returns. That typically is TRUE/FALSE on success or failure for write type queries such as INSERT, DELETE or UPDATE statements (which is what it really...
问Codeigniter中的多插入EN您可以将插入值组合到一个数组中，并使用代码点火器insert_batch方法。
/*同更新多条一样不可循环去处理删除 如多条数据主键id都可得,循拼接成字符串 */ $string = '';//需先定义 foreach($someData as $key => $value){ $string .= "'" . $value['id']. "'," ; } $string = rtrim($string,','); $sql = "DELETE FROM xx WHERE id in ? "; $this-...
$query_builder = TRUE; $db['default']['hostname'] = 'localhost'; $db['default']['username'] = 'campus'; $db['default']['password'] = 'Mac@123'; $db['default']['database'] = 'campusnew'; $db['default']['dbdriver'] = 'mysqli'; ...