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DTO์กฐํšŒ1

[Querydsl] DTO ์กฐํšŒ ๋ฐฉ๋ฒ• ์ˆœ์ˆ˜ JPA์—์„œ DTO ์กฐํšŒ List result = em.createQuery( "select new study.querydsl.dto.MemberDto(m.username, m.age) " + "from Member m", MemberDto.class) .getResultList(); new ๋ช…๋ น์–ด๋ฅผ ์‚ฌ์šฉํ•ด์•ผํ•จ DTO์˜ package์ด๋ฆ„์„ ๋‹ค ์ ์–ด์ค˜์•ผํ•จ ์ƒ์„ฑ์ž ๋ฐฉ์‹๋งŒ ์ง€์›ํ•จ Querydsl ๋นˆ ์ƒ์„ฑ(Bean population) ๊ฒฐ๊ณผ๋ฅผ DTO ๋ฐ˜ํ™˜ํ•  ๋•Œ ์‚ฌ์šฉํ•จ 3๊ฐ€์ง€ ๋ฐฉ๋ฒ•์œผ๋กœ ์ง€์›ํ•จ ํ”„๋กœํผํ‹ฐ ์ ‘๊ทผ ํ•„๋“œ ์ง์ ‘ ์ ‘๊ทผ ์ƒ์„ฑ์ž ์‚ฌ์šฉ [ํ”„๋กœํผํ‹ฐ ์ ‘๊ทผ - Setter] List result = queryFactory .select(Projections.bean(MemberDto.class, member.user.. 2024. 1. 7.

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