if in mysql code example
Example 1: mysql select else if
select id,
(
CASE
WHEN qty_1 <= '23' THEN price
WHEN '23' > qty_1 && qty_2 <= '23' THEN price_2
WHEN '23' > qty_2 && qty_3 <= '23' THEN price_3
WHEN '23' > qty_3 THEN price_4
ELSE 1
END) AS total
from product;
Example 2: mysql else if
IF condition1 THEN
statements;
ELSEIF condition2 THEN
statements;
ELSE
statements;
END IF;
Example 3: if inside select mysql
SELECT IF(1>3,'true','false');
Example 4: mysql if else
IF condition THEN
statements;
ELSE
else-statements;
END IF;
Example 5: mysql if statement in where clause
SELECT `id` , `naam`
FROM `klanten`
WHERE IF(`email` != '', `email`, `email2`) LIKE '%@domain.nl%'