Answers for "how to check if column is empty in mysql"

if column value is null then in mysql

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

Posted by: Guest on November-05-2020

mysql return column names when table is empty

select myQuery.*
from (select 1) as ignoreMe
left join (
select * from myTable where false -- insert your query here
) as myQuery on true

Posted by: Guest on February-18-2021

Code answers related to "how to check if column is empty in mysql"