DAO

Spring

Dao์™€ Repository์— ๋Œ€ํ•ด์„œ...

์šฐํ…Œ์ฝ” ๋ ˆ๋ฒจ2 ๋ฏธ์…˜์„ ์ง„ํ–‰ํ•˜๋ฉด์„œ Dao์™€ Repository์˜ ์ฐจ์ด์— ๋Œ€ํ•ด์„œ ๋งŽ์€ ์ด์•ผ๊ธฐ๊ฐ€ ์˜ค๊ณ  ๊ฐ€๋Š” ๊ฒƒ์„ ๋Š๊ผˆ๋‹ค. ํ•˜์ง€๋งŒ ์•„์ง Dao๋งŒ์œผ๋กœ๋„ ์ถฉ๋ถ„ํ–ˆ๊ธฐ ๋•Œ๋ฌธ์— Repository์— ๋Œ€ํ•ด์„œ ๊นŠ๊ฒŒ ์ƒ๊ฐํ•ด๋ณด์ง€ ์•Š์•˜๋‹ค. ๊ทธ๋Ÿฐ๋ฐ ์ด๋ฒˆ ์ง€ํ•˜์ฒ  ๋ฏธ์…˜์—์„œ ์š”๊ตฌ์‚ฌํ•ญ์ด ๋ณต์žกํ•ด์ง€๋ฉด์„œ ์—ฌ๋Ÿฌ Dao๋“ค์ด ์ƒ๊ฒผ๊ณ , Repository๋ฅผ ์จ์•ผ ํ•˜๋Š” ์ƒํ™ฉ์ด ์™”๋‹ค. ํŽ˜์–ด๊ฐ€ ์ œ์•ˆํ•ด์„œ ์‚ฌ์šฉํ•˜๊ธด ํ–ˆ์ง€๋งŒ, Repository์˜ ํ•„์š”์„ฑ์„ ์กฐ๊ธˆ ๋Š๋‚€ ๊ฒƒ ๊ฐ™์•˜๋‹ค. ๊ทธ๋ž˜์„œ Dao์™€ Repository์— ๋Œ€ํ•ด์„œ ์ œ๋Œ€๋กœ ์•Œ์•„๋ณด๊ธฐ๋กœ ํ–ˆ๋‹ค! DAO๋ž€? Data Access Object์˜ ์•ฝ์ž๋กœ, ๋ฐ์ดํ„ฐ์— ์ ‘๊ทผํ•˜๋Š” ๊ฐ์ฒด์ด๋‹ค. ์›น ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์•„ํ‚คํ…์ฒ˜์˜ Application ๊ณ„์ธต์—์„œ ๋ฐ”๋กœ ๋ฐ์ดํ„ฐ์— ์ ‘๊ทผ์„ ํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, Dao(Persistence ๊ณ„์ธต)๋ฅผ..

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'DAO' ํƒœ๊ทธ์˜ ๊ธ€ ๋ชฉ๋ก