{"blog_title":"\u3072\u3060\u307e\u308a\u30bd\u30b1\u30c3\u30c8\u306f\u58ca\u308c\u306a\u3044","width":"100%","url":"https://vividcode.hatenablog.com/entry/jpa/jpql-aggregation-knowledge","title":"Java Persistence API (JPA) \u306e JPQL \u3067\u96c6\u8a08\u51e6\u7406\u3092\u66f8\u304f (Spring Data JPA)","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fvividcode.hatenablog.com%2Fentry%2Fjpa%2Fjpql-aggregation-knowledge\" title=\"Java Persistence API (JPA) \u306e JPQL \u3067\u96c6\u8a08\u51e6\u7406\u3092\u66f8\u304f (Spring Data JPA) - \u3072\u3060\u307e\u308a\u30bd\u30b1\u30c3\u30c8\u306f\u58ca\u308c\u306a\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://vividcode.hatenablog.com/","description":"Spring Data JPA \u3092\u4f7f\u3063\u3066\u3044\u3066\u3001\u96c6\u8a08\u51e6\u7406\u3092\u3069\u306e\u3088\u3046\u306b\u66f8\u304f\u306e\u304c\u826f\u3044\u304b\u308f\u304b\u3089\u305a\u306b\u8abf\u3079\u305f\u8a18\u9332\u3002 (\u4f8b\u306f Spring Data JPA \u56fa\u6709\u306e\u8a71\u3067\u306f\u3042\u308b\u304c\u3001JPQL \u306e\u77e5\u8b58\u306f Spring Data JPA \u4ee5\u5916\u3067\u306e JPA \u3067\u3082\u4f7f\u3048\u308b\u3002) Spring Data JPA \u3067\u306e\u96c6\u8a08\u306e\u4f8b \u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3057\u3066 @Query \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u4f7f\u3046\u3053\u3068\u3067\u3001JPQL (Java Persistence query language) \u306b\u3088\u308b\u30af\u30a8\u30ea\u3092\u8a18\u8ff0\u3067\u304d\u308b\u3002 \u3053\u308c\u3092\u7528\u3044\u3066\u3001\u4f8b\u3048\u3070 FooRepository \u306b Foo \u306b\u95a2\u3059\u308b\u96c6\u8a08\u51e6\u7406\u3092\u8a18\u8ff0\u3067\u304d\u308b\u3002 @Query(value = \"\u2026","provider_name":"Hatena Blog","published":"2017-11-06 08:30:00","author_url":"https://blog.hatena.ne.jp/nobuoka/","image_url":null,"version":"1.0","author_name":"nobuoka","provider_url":"https://hatena.blog","categories":["Java","JPA","Spring"],"type":"rich","height":"190"}