如果column不为null，则为UPDATE，如果为null，则为null

I have the following SQL:

我有以下SQL：

UPDATE TableA
SET first_name = 'AAA',
    last_name = 'BBB',
    address1 = '123',
    address2 = 'Fake St.,',
    phone = '1234567',
    id = '11223344'
UPDATE