+------------------------------+
| 8 |
+------------------------------+
1 row in set (0.00 sec)
7. Har bir talaba o’ziga berilgan predmet soha mavzusi bo’yicha STANDART
FUNKSIYALARDAN foydalanib so’rovlar yaratishi va natijasi bilan
ko’rsatib o’tishi kerak.
(har bir turkumdan bittadan funksiya keltirilgan)
FOR STRING turkumdan ASCII funksiyasi:
mysql> SELECT ism, ASCII(ism) AS name_ASCII_code FROM xodimlar;
+-------------+-----------------+
| ism | name_ASCII_code |
+-------------+-----------------+
| Islomjon | 73 |
| Otabek | 79 |
| Asror | 65 |
| Behruz | 66 |
| Abdulla | 65 |
| Shukurullo | 83 |
| Nodirbek | 78 |
| Muhammadrizo | 77 |
+-------------+-----------------+
8 rows in set (0.00 sec)
FOR NUMERIC turkumdan MIN funksiyasi:
mysql> SELECT MIN(maosh) AS eng_kam_maosh FROM xodimlar;
+---------------+
| eng_kam_maosh |
+---------------+
| 2000000 |
+---------------+
1 row in set (0.00 sec)
FOR DATE turkumdan YEAR funksiyasi:
mysql> SELECT YEAR('2017/08/25') AS Year;
+------+
| Year |
+------+
| 2017 |
+------+
1 row in set, 1 warning (0.00 sec)
8.
Har bir talaba o’ziga berilgan predmet soha mavzusi bo’yicha murakkab
Do'stlaringiz bilan baham: