MySQL BETWEEN
MySQL BETWEEN operatori
BETWEEN operatori WHERE bandida belgilangan diapazondagi qiymatlarni tanlash uchun ishlatiladi.
Diapazon inklyuziv - diapazonning boshi va oxiri qiymatlari natijalarga kiritiladi.
Qiymatlar raqamlar, matn yoki sana bo‘lishi mumkin.
Sintaksis ORASI
SELECT column_name(s)
FROM table_name
WHERE column_name BETWEEN value1 AND value2;Demo ma’lumotlar bazasi
Quyida Northwind namunaviy ma’lumotlar bazasidagi “Mahsulotlar” jadvalidan tanlab olingan:
| ProductID | ProductName | SupplierID | CategoryID | Unit | Price |
|---|---|---|---|---|---|
| 1 | Chais | 1 | 1 | 10 boxes x 20 bags | 18.00 |
| 2 | Chang | 1 | 1 | 24 - 12 oz bottles | 19.00 |
| 3 | Aniseed Syrup | 1 | 2 | 12 - 550 ml bottles | 10.00 |
| 4 | Chef Anton's Cajun Seasoning | 1 | 2 | 48 - 6 oz jars | 22.00 |
| 5 | Chef Anton's Gumbo Mix | 1 | 2 | 36 boxes | 21.35 |
BETWEEN Misol
Quyidagi SQL narxi 10 dan 20 gacha bo‘lgan barcha mahsulotlarni tanlaydi:
ORASIDA EMAS
NOT BETWEEN operatori WHERE bandida belgilangan diapazondan tashqari qiymatlarni tanlash uchun ishlatiladi.
Quyidagi SQL barcha mahsulotlarni 10 dan 20 gacha EMAS narxda qaytaradi:
IN bilan BETWEEN misoli
Quyidagi SQL 10 dan 20 gacha bo‘lgan barcha mahsulotlarni qaytaradi. Bundan tashqari, CategoryID 1, 2 yoki 3 bo‘lishi kerak:
Misol
SELECT * FROM Products
WHERE Price BETWEEN 10 AND 20
AND CategoryID IN (1, 2, 3);
O‘zingiz sinab ko‘ring »
Matn qiymatlari orasiga misol
Quyidagi SQL "Carnarvon Tigers" va "Mozzarella di Giovanni" o‘rtasida alifbo tartibida Mahsulot nomi bo‘lgan barcha mahsulotlarni tanlaydi:
Misol
SELECT * FROM Products
WHERE ProductName BETWEEN 'Carnarvon Tigers' AND 'Mozzarella
di Giovanni'
ORDER BY ProductName;
O‘zingiz sinab ko‘ring »
Quyidagi SQL "Carnarvon Tigers" va "Chef Anton’s Cajun Seasoning" o‘rtasida alifbo tartibida Mahsulot nomi bo‘lgan barcha mahsulotlarni tanlaydi:
Misol
SELECT * FROM Products
WHERE ProductName BETWEEN "Carnarvon Tigers" AND
"Chef Anton's Cajun Seasoning"
ORDER BY ProductName;
O‘zingiz sinab ko‘ring »
Matn qiymatlari ORASIDA EMAS Misol
Quyidagi SQL "Carnarvon Tigers" va "Mozzarella di Giovanni" o‘rtasida emas, alifbo tartibida Mahsulot nomi bo‘lgan barcha mahsulotlarni tanlaydi:
Misol
SELECT * FROM Products
WHERE ProductName NOT BETWEEN 'Carnarvon Tigers' AND 'Mozzarella
di Giovanni'
ORDER BY ProductName;
O‘zingiz sinab ko‘ring »
Namuna jadvali
Quyida Northwind namunaviy ma’lumotlar bazasidagi "Orders" jadvalidan tanlov keltirilgan:
| OrderID | CustomerID | EmployeeID | OrderDate | ShipperID |
|---|---|---|---|---|
| 10248 | 90 | 5 | 1996-07-04 | 3 |
| 10249 | 81 | 6 | 1996-07-05 | 1 |
| 10250 | 34 | 4 | 1996-07-08 | 2 |
| 10251 | 84 | 3 | 1996-07-08 | 1 |
| 10252 | 76 | 4 | 1996-07-09 | 2 |
Sanalar orasiga misol
BETWEEN operatori ma’lum bir sana yoki vaqt oralig‘idagi yozuvlarni filtrlash uchun foydalidir. Sana formati ma’lumotlar bazasiga mos kelishiga ishonch hosil qiling (masalan, “YYYY-AA-KK”).
Quyidagi SQL 1996 yil iyul oyida berilgan barcha buyurtmalarni tanlaydi:
Misol
SELECT * FROM Orders
WHERE OrderDate BETWEEN '1996-07-01' AND '1996-07-31';
O‘zingiz sinab ko‘ring »
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