codeigniter 3 raw query update code example

Example 1: codeigniter raw query

$sql="Select * from my_table where 1";    
    $query = $this->db->query($SQL);
    return $query->result_array();

Example 2: codeigniter 3 insert

$data = array(
        'title' => 'My title',
        'name' => 'My Name',
        'date' => 'My date'
);

$this->db->insert('mytable', $data);
// Produces: INSERT INTO mytable (title, name, date) VALUES ('My title', 'My name', 'My date')