๐Ÿ–ฅ๏ธ ์ฝ”๋”ฉํ…Œ์ŠคํŠธ/SQL

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] [SQL] ๊ฐ•์›๋„์— ์œ„์น˜ํ•œ ์ƒ์‚ฐ๊ณต์žฅ ๋ชฉ๋ก ์ถœ๋ ฅํ•˜๊ธฐ

rtw0202 2025. 10. 28. 13:20

1. ๋ฌธ์ œ ์„ค๋ช…

๋‹ค์Œ์€ ์‹ํ’ˆ๊ณต์žฅ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ FOOD_FACTORY ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. FOOD_FACTORY ํ…Œ์ด๋ธ”์€ ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐFACTORY_IDFACTORY_NAMEADDRESSTLNO๋Š” ๊ฐ๊ฐ ๊ณต์žฅ ID, ๊ณต์žฅ ์ด๋ฆ„, ์ฃผ์†Œ, ์ „ํ™”๋ฒˆํ˜ธ๋ฅผ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.

FOOD_FACTORY ํ…Œ์ด๋ธ”์—์„œ ๊ฐ•์›๋„์— ์œ„์น˜ํ•œ ์‹ํ’ˆ๊ณต์žฅ์˜ ๊ณต์žฅ ID, ๊ณต์žฅ ์ด๋ฆ„, ์ฃผ์†Œ๋ฅผ ์กฐํšŒํ•˜๋Š” SQL๋ฌธ์„ ์ž‘์„ฑํ•ด์ฃผ์„ธ์š”. ์ด๋•Œ ๊ฒฐ๊ณผ๋Š” ๊ณต์žฅ ID๋ฅผ ๊ธฐ์ค€์œผ๋กœ ์˜ค๋ฆ„์ฐจ์ˆœ ์ •๋ ฌํ•ด์ฃผ์„ธ์š”.

 

2. ์ถœ๋ ฅ ์˜ˆ์‹œ

 

3. ๋ฌธ์ œ ๋‹ต์•ˆ

SELECT 
    factory_id,
    factory_name,
    address
FROM food_factory
WHERE LEFT(address, 3) = '๊ฐ•์›๋„'
ORDER BY factory_id ASC;