"sql is not null" Code Answer's
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find value if not null in sql
SELECT FIRST_NAME , MANAGER_ID
FROM EMPLOYEES
WHERE MANAGER_ID IS NOT NULL ;
sql not null
SELECT column_name FROM table_name
WHERE column_name IS NOT NULL;
Select without null values sql
SELECT column_names
FROM table_name
WHERE column_name IS NOT NULL;
sql is not null
SELECT * FROM my_table WHERE my_column IS NOT NULL;
how to check if a column is null in sql
SELECT column_name FROM table_name
WHERE column_name IS NULL;
sql is not null
The reverse of NULL. Tests for values that aren’t empty / NULL
"Tests for empty (NULL) values.
Example: Returns users that haven’t given a contact number.
SELECT * FROM users
WHERE contact_number IS NULL;"
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