{"categories":["JPA","JPQL"],"provider_url":"https://hatena.blog","blog_title":"Challenge Engineer Life !","provider_name":"Hatena Blog","width":"100%","blog_url":"https://kikutaro777.hatenablog.com/","version":"1.0","height":"190","published":"2013-04-22 23:13:09","author_name":"kikutaro777","author_url":"https://blog.hatena.ne.jp/kikutaro777/","description":"\u958b\u767a\u306e\u4e2d\u3067\u3001\u81ea\u5df1\u7d50\u5408(Self Join)\u3057\u305f\u3044\u30b1\u30fc\u30b9\u304c\u3042\u3063\u3066\u3001JPQL\u3067\u3069\u3046\u66f8\u304f\u306e\u304b\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u4eca\u56de\u3001\u3042\u307e\u308a\u8abf\u3079\u305a\u8a66\u884c\u932f\u8aa4\u3057\u3066\u3057\u307e\u3063\u305f\u306e\u3067\u3001\u3042\u3063\u3066\u3044\u308b\u304b\u3042\u307e\u308a\u81ea\u4fe1\u306a\u3044\u2026(-_-;\u3068\u308a\u3042\u3048\u305a\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u3092\u4f5c\u3063\u3066\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u30c6\u30fc\u30d6\u30eb\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5b9a\u7fa9\u3067\u3001\u30ed\u30fc\u30eb(\u5f79\u5272)\u968e\u5c64\u3092\u8868\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 CREATE TABLE ROLE_TBL( ROLEID VARCHAR(32) PRIMARY KEY, ROLENAME VARCHAR(64), UPPERROLE VARCHAR(32), CONSTRAINT FK_ROLE FOREIGN KEY(UPPERROLE) REFERENC\u2026","url":"https://kikutaro777.hatenablog.com/entry/2013/04/22/231309","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/k/kikutaro777/20130422/20130422230341.jpg","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkikutaro777.hatenablog.com%2Fentry%2F2013%2F04%2F22%2F231309\" title=\"JPQL\u3067\u81ea\u5df1\u7d50\u5408 - Challenge Engineer Life !\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"JPQL\u3067\u81ea\u5df1\u7d50\u5408"}