Answers for "mysql where value is null"

mysql where value is null

SELECT *
FROM contacts
WHERE last_name IS NULL;

check if value is null mysql

SELECT * from TABLE where CODE IS NULL OR CODE!='C'

if column value is null then in mysql

SELECT 
    contactname, IFNULL(bizphone, homephone) phone
FROM
    contacts;

mysql set value as null

UPDATE table SET field = NULL WHERE something = something