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[DB] ํŠธ๋ž™์žญ์…˜์ด๋ž€? ํŠธ๋žœ์žญ์…˜์ด๋ž€? ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ƒํƒœ๋ฅผ ๋ณ€ํ™˜์‹œํ‚ค๋Š” ํ•˜๋‚˜์˜ ๋…ผ๋ฆฌ์ ์ธ ์ž‘์—… ๋‹จ์œ„์ด๋ฉฐ ๋ฐ˜๋“œ์‹œ ๋‹ค๊ฐ™์ด ์ˆ˜ํ–‰๋˜์–ด์•ผ๋งŒ ํ•˜๋Š” ์—ฐ์‚ฐ ์ง‘ํ•ฉ ๊ฐ€์žฅ ๋Œ€ํ‘œ์ ์ธ ์˜ˆ์‹œ๋กœ ๊ณ„์ขŒ ์ด์ฒด๊ฐ€ ์žˆ๋‹ค. A ๊ณ„์ขŒ ์ž”์•ก ํ™•์ธ A -> B๋กœ ๊ณ„์ขŒ ์ด์ฒด (A ์ž”์•ก์—์„œ ์ด์ฒดํ•œ ๊ธˆ์•ก๋งŒํผ ๋นผ๊ธฐ) B ๊ณ„์ขŒ ์ž”์•ก ํ™•์ธ B
Spring - Spring MVC - SpringBoot์˜ ์ฐจ์ด ์Šคํ”„๋ง ํ”„๋ ˆ์ž„์›Œํฌ๊ฐ€ ํ•ด๊ฒฐํ•˜๋Š” ํ•ต์‹ฌ ๋ฌธ์ œ `์˜์กด์„ฑ ์ฃผ์ž…`๊ณผ `IOC`๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ๊ฒฐํ•ฉ๋„๋ฅผ ๋‚ฎ๊ฒŒ ์œ ์ง€ํ•˜๋ฉฐ ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ฐœ๋ฐœํ•  ์ˆ˜ ์žˆ๋‹ค. ์Šคํ”„๋ง ํ”„๋ ˆ์ž„์›Œํฌ์˜ ๊ฐ€์žฅ ์ค‘์š”ํ•œ ํŠน์ง•์€ ์˜์กด์„ฑ ์ฃผ์ž…(Dependency Injection) ๋ชจ๋“  ์Šคํ”„๋ง ๋ชจ๋“ˆ๋“ค์˜ ํ•ต์‹ฌ์—๋Š” ์˜์กด์„ฑ ์ฃผ์ž…๊ณผ IOC๊ฐ€ ์กด์žฌ ๋‹ค์–‘ํ•œ ๋ชจ๋“ˆ์ œ๊ณต์„ ํ†ตํ•œ ์ค‘๋ณต์ฝ”๋“œ ๊ฐ์†Œ ๋ฐ ๊ฒฐํ•ฉ๋„ ๋‚ฎ์ถค ํšจ๊ณผ ๋‹ค๋ฅธ ํ”„๋ ˆ์ž„์›Œํฌ๋“ค๊ณผ์˜ ํ†ตํ•ฉ์ด ํ›Œ๋ฅญํ•จ ex) Hibernate for ORM, JUnit and Mockito Spring MVC๊ฐ€ ํ•ด๊ฒฐํ•˜๋Š” ํ•ต์‹ฌ ๋ฌธ์ œ ๊ฒฐํ•ฉ๋„๋ฅผ ๋‚ฎ์ถœ ์ˆ˜ ์žˆ๋Š” ์›น ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ฐœ๋ฐœ ๋ฐฉ๋ฒ•์„ ์ œ๊ณตํ•œ๋‹ค. Dispatcher Servlet, ModelAndView, View Resolver์™€ ๊ฐ™์€ ๊ฐœ๋…์„ ํ†ตํ•ด ๊ฐœ๋ฐœ์„ ์‰ฝ๊ฒŒ ํ•ด์ค€๋‹ค. Spring Boot ์Šคํ”„๋ง ..

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