PROGRAMMING
Php
Example
Set a default value to cover fields that are NULL.
SELECT IFNULL(catg, 'n/a') FROM catg
-> n/a
SELECT IF(catg IS NULL, 'n/a', catg) FROM catg
-> n/a
➥ Questions
SELECT IFNULL(catg, 'n/a') FROM catg
-> n/a
SELECT IF(catg IS NULL, 'n/a', catg) FROM catg
-> n/a
