CodeIgniter / Database / mysql / PHPUpdate the value of a field in database by 1 using codeigniter October 31, 2017 Chandan SharmaComment on Update the value of a field in database by 1 using codeigniter Update the value of a field in database by 1 using codeigniter $this->db->set('usage', 'usage+1', FALSE); $this->db->where('tag', 'java'); $this->db->update('tags');Share this:FacebookX