--Replacing NULL value using ISNULL() function: We are passing 2 parameters to IsNULL() function. --If M.Name returns NULL, then 'No Manager' string is used as the replacement value.
va agar shahar NULL bo'lsa, u holda aloqa nomi va mamlakat bo'yicha. Oldindan kiritilgan qatorlar yordamida natijani tekshiring. 2. Mahsulot nomi, mahsulot narxi va qiymat ustunini ko'rsating 3. Bitta ...