sql lower case code example

Example 1: uppercase and lowercase in sql

select UPPER('converted to upper');
select LOWER('CONVERTED TO LOWER');

Example 2: lower case in sql

SELECT upper('Hello World');		-- HELLO WORLD
SELECT lower('Hello World');		-- hello world

Example 3: lower case in sql

SELECT UPPER(FIRST_NAME) , LOWER(LAST_NAME)
FROM CUSTOMERS ;

Example 4: ssql to lowercqse

LOWER(string);