sql is not null or empty code example

Example 1: sql not null

SELECT column_name FROM table_name 
WHERE column_name IS NOT NULL;

Example 2: Select without null values sql

SELECT column_names
FROM table_name
WHERE column_name IS NOT NULL;

Example 3: sql is not null

SELECT * FROM my_table WHERE my_column IS NOT NULL;

Example 4: t sql null or empty string

select * from vendor
where isnull(vendor_email,'') = ''

Example 5: how to check if a column is null in sql

SELECT column_name FROM table_name 
WHERE column_name IS NULL;

Example 6: sql check for null and empty string

IF ISNULL(@param) OR @param = '' THEN doSomething...