SQL LOWER VE UPPER FONSİYONU
LOWER VE UPPER KOMUT ÖRNEKLERİ SELECT FIRST_NAME, LOWER (LAST_NAME), JOB_ID FROM EMPLOYEES WHERE LOWER (LAST_NAME) LIKE ‘__k%’ –LOWER FONKSİYONU TÜM KARAKTERİ KÜCÜLTÜR SELECT FIRST_NAME, UPPER (LAST_NAME), JOB_ID FROM EMPLOYEES WHERE UPPER (LAST_NAME) LIKE ‘__k%’ –UPPER FONKSİYONU TÜM KARAKTERİ BÜYÜTÜR