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๊ฐœ๋ฐœ์ƒํ™œ/JPA2

Group Concat Query DSL 1. UtilityClass๋กœ ๋นผ์„œ ์ž‘์—…ํ•˜๊ธฐ ๋‹จ์ˆœ Group Concatpublic static StringTemplate getGroupConcatTemplate(StringPath field) { return Expressions.stringTemplate("GROUP_CONCAT(DISTINCT {0})", field);}//์ฟผ๋ฆฌ ์‚ฌ์šฉ์‹œQueryTemplateUtils.getGroupConcatTemplate(account.accId).as("accGroupingString"),  2. QueryRepository Class์˜ ์ฟผ๋ฆฌ์—์„œ ์ง์ ‘ ์‚ฌ์šฉํ•˜๊ธฐ๋ฌธ์ž์—ด ๋‘๊ฐœ ์—ฐ๊ฒฐ ํ›„ Group Concat...Expressions.stringTemplate("GROUP_CONCAT(DISTINCT CONCA.. 2024. 8. 5.
Spring Boot 3.0 ์ด์ƒ QueryDSL ์„ค์ • gradle ๊ธฐ์ค€ 1. dependencies ์ถ”๊ฐ€ implementation 'com.querydsl:querydsl-jpa:5.0.0:jakarta' annotationProcessor "com.querydsl:querydsl-apt:${dependencyManagement.importedProperties['querydsl.version']}:jakarta" annotationProcessor "jakarta.annotation:jakarta.annotation-api" annotationProcessor "jakarta.persistence:jakarta.persistence-api" 2. build -> clean 3. other -> compileJava 2024. 4. 14.

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