{"id":62081,"date":"2024-10-13T16:01:20","date_gmt":"2024-10-13T08:01:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62081\/"},"modified":"2024-10-13T16:01:20","modified_gmt":"2024-10-13T08:01:20","slug":"java%e6%95%b8%e6%93%9a%e5%ba%ab%e9%96%8b%e7%99%bc%e5%88%a9%e5%99%a8%e6%8e%a8%e8%96%a6-java%e6%95%b8%e6%93%9a%e5%ba%ab%e9%96%8b%e7%99%bc%e5%b7%a5%e5%85%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62081\/","title":{"rendered":"Java\u6578\u64da\u5eab\u958b\u767c\u5229\u5668\u63a8\u85a6 (java\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177)"},"content":{"rendered":"<h1 id=\"java%e6%95%b8%e6%93%9a%e5%ba%ab%e9%96%8b%e7%99%bc%e5%88%a9%e5%99%a8%e6%8e%a8%e8%96%a6-java%e6%95%b8%e6%93%9a%e5%ba%ab%e9%96%8b%e7%99%bc%e5%b7%a5%e5%85%b7-CulPlSFFJE\">Java\u6578\u64da\u5eab\u958b\u767c\u5229\u5668\u63a8\u85a6 (Java\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u74b0\u5883\u4e2d\uff0cJava\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5df2\u7d93\u6210\u70ba\u6578\u64da\u5eab\u958b\u767c\u7684\u91cd\u8981\u5de5\u5177\u3002\u7121\u8ad6\u662f\u4f01\u696d\u7d1a\u61c9\u7528\u9084\u662f\u5c0f\u578b\u9805\u76ee\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177\u5c0d\u65bc\u63d0\u9ad8\u958b\u767c\u6548\u7387\u548c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u6b3e\u6d41\u884c\u7684Java\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u9078\u64c7\u6700\u9069\u5408\u7684\u5de5\u5177\u3002<\/p>\n<h2 id=\"1-hibernate-CulPlSFFJE\">1. Hibernate<\/h2>\n<p>Hibernate\u662f\u4e00\u500b\u6d41\u884c\u7684Java\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff08ORM\uff09\u6846\u67b6\uff0c\u80fd\u5920\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u5b83\u901a\u904e\u5c07Java\u5c0d\u8c61\u6620\u5c04\u5230\u6578\u64da\u5eab\u8868\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u9762\u5411\u5c0d\u8c61\u7684\u65b9\u5f0f\u9032\u884c\u6578\u64da\u64cd\u4f5c\uff0c\u800c\u4e0d\u5fc5\u76f4\u63a5\u7de8\u5bebSQL\u8a9e\u53e5\u3002<\/p>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>Hibernate\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u67e5\u8a62\u8a9e\u8a00HQL\uff08Hibernate Query Language\uff09\uff0c\u4f7f\u5f97\u67e5\u8a62\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<li><strong>\u793a\u4f8b\uff1a<\/strong>\u4ee5\u4e0b\u662f\u4f7f\u7528Hibernate\u9032\u884c\u6578\u64da\u67e5\u8a62\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code>\nSession session = sessionFactory.openSession();\nQuery query = session.createQuery(\"FROM User WHERE id = :userId\");\nquery.setParameter(\"userId\", 1);\nUser user = (User) query.uniqueResult();\nsession.close();\n<\/code><\/pre>\n<h2 id=\"2-mybatis-CulPlSFFJE\">2. MyBatis<\/h2>\n<p>MyBatis\u662f\u4e00\u500b\u534a\u81ea\u52d5\u5316\u7684\u6301\u4e45\u5c64\u6846\u67b6\uff0c\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528\u539f\u751fSQL\u8a9e\u53e5\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u8207Hibernate\u4e0d\u540c\uff0cMyBatis\u4e0d\u6703\u81ea\u52d5\u6620\u5c04Java\u5c0d\u8c61\uff0c\u800c\u662f\u9700\u8981\u958b\u767c\u8005\u624b\u52d5\u7de8\u5bebSQL\u8a9e\u53e5\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u66f4\u5177\u9748\u6d3b\u6027\u3002<\/p>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>MyBatis\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u6027\u80fd\uff0c\u4e26\u4e14\u5c0d\u65bc\u8907\u96dc\u67e5\u8a62\u7684\u652f\u6301\u975e\u5e38\u51fa\u8272\u3002<\/li>\n<li><strong>\u793a\u4f8b\uff1a<\/strong>\u4ee5\u4e0b\u662fMyBatis\u7684\u914d\u7f6e\u548c\u67e5\u8a62\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code>\n&lt;select id=\"getUser\" parameterType=\"int\" resultType=\"User\"&gt;\n    SELECT * FROM users WHERE id = #{id}\n&lt;\/select&gt;\n<\/code><\/pre>\n<h2 id=\"3-spring-data-jpa-CulPlSFFJE\">3. Spring Data JPA<\/h2>\n<p>Spring Data JPA\u662fSpring\u6846\u67b6\u7684\u4e00\u90e8\u5206\uff0c\u65e8\u5728\u7c21\u5316\u6578\u64da\u8a2a\u554f\u5c64\u7684\u958b\u767c\u3002\u5b83\u57fa\u65bcJPA\uff08Java Persistence API\uff09\uff0c\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u65b9\u5f0f\u4f86\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u4e26\u4e14\u8207Spring\u7684\u5176\u4ed6\u7d44\u4ef6\u7121\u7e2b\u96c6\u6210\u3002<\/p>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>Spring Data JPA\u652f\u6301\u81ea\u52d5\u751f\u6210\u67e5\u8a62\uff0c\u4e26\u4e14\u53ef\u4ee5\u8f15\u9b06\u5730\u8207Spring Boot\u96c6\u6210\uff0c\u5f9e\u800c\u52a0\u5feb\u958b\u767c\u901f\u5ea6\u3002<\/li>\n<li><strong>\u793a\u4f8b\uff1a<\/strong>\u4ee5\u4e0b\u662f\u4f7f\u7528Spring Data JPA\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code>\npublic interface UserRepository extends JpaRepository&lt;User, Integer&gt; {\n    List&lt;User&gt; findByLastName(String lastName);\n}\n<\/code><\/pre>\n<h2 id=\"4-apache-dbcp-CulPlSFFJE\">4. Apache DBCP<\/h2>\n<p>Apache DBCP\uff08Database Connection Pooling\uff09\u662f\u4e00\u500b\u7528\u65bc\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u6c60\u7684\u5de5\u5177\u3002\u5b83\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\u3002<\/p>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>DBCP\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\uff0c\u6e1b\u5c11\u9023\u63a5\u7684\u958b\u92b7\u3002<\/li>\n<li><strong>\u793a\u4f8b\uff1a<\/strong>\u4ee5\u4e0b\u662f\u4f7f\u7528DBCP\u914d\u7f6e\u6578\u64da\u5eab\u9023\u63a5\u6c60\u7684\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code>\nBasicDataSource dataSource = new BasicDataSource();\ndataSource.setDriverClassName(\"com.mysql.jdbc.Driver\");\ndataSource.setUrl(\"jdbc:mysql:\/\/localhost:3306\/mydb\");\ndataSource.setUsername(\"user\");\ndataSource.setPassword(\"password\");\n<\/code><\/pre>\n<h2 id=\"5-jooq-CulPlSFFJE\">5. JOOQ<\/h2>\n<p>JOOQ\uff08Java Object Oriented Querying\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684SQL\u751f\u6210\u5668\uff0c\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528Java\u4ee3\u78bc\u4f86\u69cb\u5efaSQL\u67e5\u8a62\u3002\u5b83\u63d0\u4f9b\u4e86\u985e\u578b\u5b89\u5168\u7684\u67e5\u8a62\u69cb\u5efa\u65b9\u5f0f\uff0c\u4e26\u4e14\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u3002<\/p>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>JOOQ\u7684\u985e\u578b\u5b89\u5168\u7279\u6027\u4f7f\u5f97\u67e5\u8a62\u5728\u7de8\u8b6f\u6642\u5c31\u80fd\u6aa2\u67e5\uff0c\u6e1b\u5c11\u4e86\u904b\u884c\u6642\u932f\u8aa4\u7684\u53ef\u80fd\u6027\u3002<\/li>\n<li><strong>\u793a\u4f8b\uff1a<\/strong>\u4ee5\u4e0b\u662f\u4f7f\u7528JOOQ\u9032\u884c\u67e5\u8a62\u7684\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code>\nDSLContext create = DSL.using(connection, SQLDialect.MYSQL);\nResult&lt;Record&gt; result = create.select().from(\"users\").fetch();\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CulPlSFFJE\">\u7e3d\u7d50<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684Java\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662fHibernate\u3001MyBatis\u3001Spring Data JPA\u3001Apache DBCP\u9084\u662fJOOQ\uff0c\u6bcf\u7a2e\u5de5\u5177\u90fd\u6709\u5176\u7368\u7279\u7684\u512a\u52e2\u548c\u9069\u7528\u5834\u666f\u3002\u958b\u767c\u8005\u61c9\u6839\u64da\u9805\u76ee\u7684\u9700\u6c42\u548c\u81ea\u8eab\u7684\u6280\u8853\u68e7\u4f86\u9078\u64c7\u6700\u5408\u9069\u7684\u5de5\u5177\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684Java\u61c9\u7528\u958b\u767c\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6700\u4f73Java\u6578\u64da\u5eab\u958b\u767c\u5de5\u5177\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff0c\u52a9\u60a8\u8f15\u9b06\u69cb\u5efa\u9ad8\u6548\u7684\u6578\u64da\u9a45\u52d5\u61c9\u7528\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-62081","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62081","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=62081"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62081\/revisions"}],"predecessor-version":[{"id":62082,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62081\/revisions\/62082"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=62081"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=62081"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=62081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}