CodeIgniter’s ActiveRecord doesn’t support UNION, so you would just write your query and use the ActiveRecord’s query method.
$this->db->query('SELECT column_name(s) FROM table_name1 UNION SELECT column_name(s) FROM table_name2');
CodeIgniter’s ActiveRecord doesn’t support UNION, so you would just write your query and use the ActiveRecord’s query method.
$this->db->query('SELECT column_name(s) FROM table_name1 UNION SELECT column_name(s) FROM table_name2');