{"id":136222,"date":"2024-03-26T14:12:50","date_gmt":"2024-03-26T05:12:50","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/jpa%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%81%be%e3%81%a8%e3%82%81%e3%81%a6%e4%bf%9d%e5%ad%98%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-03-27T07:31:21","modified_gmt":"2024-03-26T22:31:21","slug":"jpa%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%81%be%e3%81%a8%e3%82%81%e3%81%a6%e4%bf%9d%e5%ad%98%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/jpa%e3%81%a7%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%81%be%e3%81%a8%e3%82%81%e3%81%a6%e4%bf%9d%e5%ad%98%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"JPA\u3067\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

JPA\u3067\u4e00\u62ec\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\uff1a<\/p>\n

    \n
  1. \u6c38\u7d9a\u5316<\/li>\n<\/ol>\n
    EntityManager<\/span> entityManager<\/span> =<\/span> ...;\r\nEntityTransaction<\/span> transaction<\/span> =<\/span> entityManager.getTransaction();\r\ntransaction.begin();\r\nfor<\/span> (Entity entity : entityList) {\r\nentityManager.persist(entity);\r\n}\r\ntransaction.commit();\r\n<\/code><\/pre>\n
      \n
    1. \u30d5\u30e9\u30c3\u30b7\u30e5()<\/li>\n<\/ol>\n
      EntityManager<\/span> entityManager<\/span> =<\/span> ...;\r\nEntityTransaction<\/span> transaction<\/span> =<\/span> entityManager.getTransaction();\r\ntransaction.begin();\r\nfor<\/span> (Entity entity : entityList) {\r\nentityManager.persist(entity);\r\nentityManager.flush(); \/\/ \u6bcf\u6b21\u4fdd\u5b58\u540e\u7acb\u5373\u5237\u65b0\u5230\u6570\u636e\u5e93<\/span>\r\n}\r\ntransaction.commit();\r\n<\/code><\/pre>\n
        \n
      1. createQuery(NativeQuery)<\/li>\n<\/ol>\n
        EntityManager<\/span> entityManager<\/span> =<\/span> ...;\r\nEntityTransaction<\/span> transaction<\/span> =<\/span> entityManager.getTransaction();\r\ntransaction.begin();\r\nQuery<\/span> query<\/span> =<\/span> entityManager.createNativeQuery(\"INSERT INTO table_name (column1, column2) VALUES (?, ?)\"<\/span>);\r\nfor<\/span> (Entity entity : entityList) {\r\nquery.setParameter(1<\/span>, entity.getColumn1());\r\nquery.setParameter(2<\/span>, entity.getColumn2());\r\nquery.addBatch(); \/\/ \u6dfb\u52a0\u5230\u6279\u5904\u7406\u4e2d<\/span>\r\n}\r\nquery.executeBatch(); \/\/ \u6267\u884c\u6279\u5904\u7406<\/span>\r\ntransaction.commit();\r\n<\/code><\/pre>\n
        \u30d0\u30c3\u30c1\u64cd\u4f5c\u3092\u884c\u3046\u5834\u5408\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u5f71\u97ff\u304c\u51fa\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3084\u30ea\u30bd\u30fc\u30b9\u306e\u6d88\u8cbb\u91cf\u3092\u8003\u616e\u3057\u3066\u3001\u4f7f\u7528\u306f\u614e\u91cd\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        JPA\u3067\u4e00\u62ec\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\uff1a \u6c38\u7d9a\u5316 EntityManager entityManager = …; EntityTransaction transaction = entityManager.getTr […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-136222","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nJPA\u3067\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/jpa\u3067\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"JPA\u3067\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"JPA\u3067\u4e00\u62ec\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\uff1a \u6c38\u7d9a\u5316 EntityManager entityManager = ...; 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