Answers for "when to use not null sql"

SQL
10

sql not null

SELECT column_name FROM table_name 
WHERE column_name IS NOT NULL;
Posted by: Guest on December-07-2020
1

sql is not null

SELECT * FROM my_table WHERE my_column IS NOT NULL;
Posted by: Guest on April-21-2021

Code answers related to "SQL"

Browse Popular Code Answers by Language