{"id":12373,"date":"2024-03-15T16:02:13","date_gmt":"2024-03-15T07:02:13","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/jpa-%e3%81%ae-persistence-xml-%e3%81%ae%e5%88%a9%e7%94%a8%e3%81%a8%e4%b8%80%e8%88%ac%e7%9a%84%e3%81%aa%e5%95%8f%e9%a1%8c\/"},"modified":"2025-08-05T12:09:50","modified_gmt":"2025-08-05T03:09:50","slug":"jpa-%e3%81%ae-persistence-xml-%e3%81%ae%e5%88%a9%e7%94%a8%e3%81%a8%e4%b8%80%e8%88%ac%e7%9a%84%e3%81%aa%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/jpa-%e3%81%ae-persistence-xml-%e3%81%ae%e5%88%a9%e7%94%a8%e3%81%a8%e4%b8%80%e8%88%ac%e7%9a%84%e3%81%aa%e5%95%8f%e9%a1%8c\/","title":{"rendered":"JPA \u306e persistence.xml \u306e\u5229\u7528\u3068\u4e00\u822c\u7684\u306a\u554f\u984c"},"content":{"rendered":"<p>JPA\uff08Java Persistence API\uff09\u306fJava\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u4e0a\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u95a2\u4fc2\u30de\u30c3\u30d4\u30f3\u30b0\u6a19\u6e96\u3067\u3042\u308a\u3001Java\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u9593\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002JPA\u3067\u306f\u3001persistence.xml\u306f\u3001JPA\u306e\u6c38\u7d9a\u5316\u30e6\u30cb\u30c3\u30c8\uff08Persistence Unit\uff09\u304a\u3088\u3073\u95a2\u9023\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<p>persistence.xml\u3092\u4f7f\u7528\u3059\u308b\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>src\/main\/resources\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306bpersistence.xml\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3002\u901a\u5e38\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306fsrc\/main\/resources\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u914d\u7f6e\u3055\u308c\u308b\u3002<\/li>\n<li>\u540d\u524d\uff1a\u3053\u306e\u6c38\u7d9a\u5316\u30e6\u30cb\u30c3\u30c8\u3092\u30b3\u30fc\u30c9\u5185\u3067\u53c2\u7167\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u540d\u79f0\u3002<\/li>\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30d7\uff1aJTA\uff08Java Transaction API\uff09\u307e\u305f\u306fRESOURCE_LOCAL\u306e\u3044\u305a\u308c\u304b\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u30af\u30e9\u30b9\uff1a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306e\u30d1\u30b9\u3001JPA\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u3069\u306e\u30af\u30e9\u30b9\u3092\u6c38\u7d9a\u5316\u3059\u308b\u304b\u3092\u77e5\u3089\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30d7\u30ed\u30d1\u30c6\u30a3\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u60c5\u5831\u306a\u3069\u3001\u305d\u306e\u4ed6\u306e\u5c5e\u6027\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684persistence.xml\u6587\u4ef6\u793a\u4f8b\uff1a<\/p>\n<pre class=\"post-pre\"><code class=\"lang-xml\">&lt;persistence xmlns=\"http:\/\/xmlns.jcp.org\/xml\/ns\/persistence\"\r\n             xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\r\n             xsi:schemaLocation=\"http:\/\/xmlns.jcp.org\/xml\/ns\/persistence\r\n             http:\/\/xmlns.jcp.org\/xml\/ns\/persistence\/persistence_2_1.xsd\"\r\n             version=\"2.1\"&gt;\r\n    &lt;persistence-unit name=\"myPersistenceUnit\" transaction-type=\"RESOURCE_LOCAL\"&gt;\r\n        &lt;class&gt;com.example.entity.User&lt;\/class&gt;\r\n        &lt;properties&gt;\r\n            &lt;property name=\"javax.persistence.jdbc.driver\" value=\"com.mysql.jdbc.Driver\"\/&gt;\r\n            &lt;property name=\"javax.persistence.jdbc.url\" value=\"jdbc:mysql:\/\/localhost:3306\/mydatabase\"\/&gt;\r\n            &lt;property name=\"javax.persistence.jdbc.user\" value=\"myuser\"\/&gt;\r\n            &lt;property name=\"javax.persistence.jdbc.password\" value=\"mypassword\"\/&gt;\r\n        &lt;\/properties&gt;\r\n    &lt;\/persistence-unit&gt;\r\n&lt;\/persistence&gt;\r\n<\/code><\/pre>\n<p>\u3088\u304f\u3042\u308b\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5:<\/p>\n<ol>\n<li>persistence.xml\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002persistence.xml\u30d5\u30a1\u30a4\u30eb\u304csrc\/main\/resources\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u3042\u308a\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u6b63\u3057\u304f\u5165\u529b\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u6301\u4e45\u5316\u5358\u4f4d\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u305b\u3093\uff1a\u6709\u52b9\u306a\u6301\u4e45\u5316\u5358\u4f4d\u304cpersistence.xml\u30d5\u30a1\u30a4\u30eb\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306e\u8a2d\u5b9a\u304c\u9593\u9055\u3063\u3066\u3044\u307e\u3059\uff1apersistence.xml\u30d5\u30a1\u30a4\u30eb\u306b\u3042\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c9\u30e9\u30a4\u30d0\u30fc\u30af\u30e9\u30b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9URL\u3001\u30e6\u30fc\u30b6\u30fc\u540d\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u305b\u3093\uff1apersistence.xml\u30d5\u30a1\u30a4\u30eb\u306eclass\u30bf\u30b0\u306b\u3001\u6c38\u7d9a\u5316\u3059\u308b\u5fc5\u8981\u306e\u3042\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306e\u30d1\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>JPA\u306e\u5b9f\u88c5\u30d0\u30fc\u30b8\u30e7\u30f3\u3068persistence.xml\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u4e92\u63db\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>JPA\uff08Java Persistence API\uff09\u306fJava\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u4e0a\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u95a2\u4fc2\u30de\u30c3\u30d4\u30f3\u30b0\u6a19\u6e96\u3067\u3042\u308a\u3001Java\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u9593\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002JPA\u3067\u306f\u3001per [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-12373","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>JPA \u306e 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