{"provider_url":"https://hatena.blog","published":"2007-11-07 18:27:48","height":"190","provider_name":"Hatena Blog","categories":["java","hibernate","ejb3"],"title":"all-delete-orphan\u304c\u306a\u3044\uff01","author_name":"glass-_-onion","version":"1.0","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fglassonion.hatenablog.com%2Fentry%2F20071107%2F1194427668\" title=\"all-delete-orphan\u304c\u306a\u3044\uff01 - A Day In The Life\" 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://glassonion.hatenablog.com/","blog_title":"A Day In The Life","width":"100%","image_url":null,"author_url":"https://blog.hatena.ne.jp/glass-_-onion/","description":"\u6628\u65e5\u306b\u5f15\u304d\u7d9a\u304dHibernate\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u8a71\u984c\u3067\u3059\u3002 EJB3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306ecascade\u306b\u306fall-delete-orphan\u304c\u3042\u308a\u307e\u305b\u3093\u3002 \u3053\u308c\u304c\u306a\u3044\u30681\u5bfe\u591a\u306e\u95a2\u4fc2\u3067\u591a\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u524a\u9664\u3057\u3066\u3082Delete\u6587\u3092\u767a\u884c\u3057\u3066\u304f\u308c\u307e\u305b\u3093(\u305d\u308c\u3069\u3053\u308d\u304bupdate\u30e1\u30bd\u30c3\u30c9\u3067\u843d\u3061\u307e\u3059)\u3002 \u3053\u306e\u4ed5\u69d8\u306f\u30de\u30b8\u3067\u3044\u3051\u3066\u306a\u3044\u3002 \u3053\u308c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u306fHibernate\u72ec\u81ea\u306e@Cascade\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3044\u307e\u3059\u3002 @Cascade(value={CascadeType.ALL, CascadeType.DELETE_ORPHAN}) \u3053\u3053\u307e\u3067\u306f\u4f55\u3068\u304b\u308f\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u2193\u306e\u5834\u5408\u3046\u307e\u304f\u524a\u9664\u3055\u308c\u307e\u305b\u3093(\u3068\u3044\u3046\u2026","url":"https://glassonion.hatenablog.com/entry/20071107/1194427668"}