有没有办法用codeigniter ivr编写combine或mysql语句

Question

有没有办法用codeigniter

为以下语句编写ivr

SELECT customer_id, last_name, first_name
FROM customers
WHERE (last_name = 'Johnson' 
OR (last_name = 'Anderson' AND state = 'California') 
OR (last_name = 'Smith' AND status = 'Active' AND state = 'Florida');

Coule有人请帮帮我吗？