Answers for "sql NULL"

SQL
10

sql not null

SELECT column_name FROM table_name 
WHERE column_name IS NOT NULL;
Posted by: Guest on December-07-2020
2

Select without null values sql

SELECT column_names
FROM table_name
WHERE column_name IS NOT NULL;
Posted by: Guest on July-14-2020
0

get null in sql

SELECT * FROM EMPLOYEES 
WHERE MANAGER_ID IS NULL ;
Posted by: Guest on January-28-2021

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