{"id":273,"date":"2024-03-01T01:15:34","date_gmt":"2024-02-04T14:08:07","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/hibernate%e5%a4%9a%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84-%e8%bf%9e%e6%8e%a5%e8%a1%a8\/"},"modified":"2025-08-01T03:11:24","modified_gmt":"2025-07-31T19:11:24","slug":"hibernate%e5%a4%9a%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84-%e8%bf%9e%e6%8e%a5%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/hibernate%e5%a4%9a%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84-%e8%bf%9e%e6%8e%a5%e8%a1%a8\/","title":{"rendered":"Hibernate\u591a\u5bf9\u591a\u6620\u5c04\uff1a\u6df1\u5ea6\u89e3\u6790\u4e0e\u8fde\u63a5\u8868\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aHibernate\u591a\u5bf9\u591a\u6620\u5c04-\u8fde\u63a5\u8868\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<p>\u4eca\u5929\u6211\u4eec\u5c06\u5b66\u4e60\u5982\u4f55\u5728Hibernate\u4e2d\u4f7f\u7528XML\u548c\u6ce8\u89e3\u914d\u7f6e\u8fdb\u884c\u591a\u5bf9\u591a\u6620\u5c04\u3002\u5728\u6b64\u4e4b\u524d\uff0c\u6211\u4eec\u5df2\u7ecf\u5b66\u4e60\u4e86\u5982\u4f55\u5728Hibernate\u4e2d\u5b9e\u73b0\u4e00\u5bf9\u4e00\u548c\u4e00\u5bf9\u591a\u7684\u6620\u5c04\u65b9\u5f0f\u3002<\/p>\n<h2>Hibernate \u7684\u591a\u5bf9\u591a\u5173\u7cfb<\/h2>\n<p>\u901a\u5e38\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u591a\u5bf9\u591a\u6620\u5c04\u662f\u901a\u8fc7\u8fde\u63a5\u8868\u6765\u5b9e\u73b0\u7684\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u6709\u8d2d\u7269\u8f66(Cart)\u8868\u548c\u5546\u54c1(Item)\u8868\uff0c\u4ee5\u53ca\u7528\u4e8e\u591a\u5bf9\u591a\u6620\u5c04\u7684\u8d2d\u7269\u8f66\u548c\u5546\u54c1\u7684\u8fde\u63a5\u8868(Cart_Items)\u3002\u6bcf\u4e2a\u8d2d\u7269\u8f66\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u5546\u54c1\uff0c\u6bcf\u4e2a\u5546\u54c1\u4e5f\u53ef\u4ee5\u5c5e\u4e8e\u591a\u4e2a\u8d2d\u7269\u8f66\uff0c\u56e0\u6b64\u8fd9\u91cc\u5b58\u5728\u4e00\u4e2a\u591a\u5bf9\u591a\u7684\u6620\u5c04\u5173\u7cfb\u3002<\/p>\n<h3>\u8bbe\u7f6e\u6570\u636e\u5e93\u4ee5\u5b9e\u73b0Hibernate\u591a\u5bf9\u591a\u6620\u5c04<\/h3>\n<p>\u4ee5\u4e0b\u811a\u672c\u53ef\u7528\u4e8e\u521b\u5efa\u6211\u4eec\u7684\u591a\u5bf9\u591a\u793a\u4f8b\u6570\u636e\u5e93\u8868\uff0c\u8fd9\u4e9b\u811a\u672c\u9002\u7528\u4e8eMySQL\u6570\u636e\u5e93\u3002\u5982\u679c\u60a8\u4f7f\u7528\u5176\u4ed6\u6570\u636e\u5e93\uff0c\u53ef\u80fd\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u5c0f\u7684\u66f4\u6539\u624d\u80fd\u4f7f\u5176\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>DROP TABLE IF EXISTS `Cart_Items`;\r\nDROP TABLE IF EXISTS `Cart`;\r\nDROP TABLE IF EXISTS `Item`;\r\n\r\nCREATE TABLE `Cart` (\r\n  `cart_id` int(11) unsigned NOT NULL AUTO_INCREMENT,\r\n  `cart_total` decimal(10,0) NOT NULL,\r\n  PRIMARY KEY (`cart_id`)\r\n) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;\r\n\r\nCREATE TABLE `Item` (\r\n  `item_id` int(11) unsigned NOT NULL AUTO_INCREMENT,\r\n  `item_desc` varchar(20) NOT NULL,\r\n  `item_price` decimal(10,0) NOT NULL,\r\n  PRIMARY KEY (`item_id`)\r\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;\r\n\r\nCREATE TABLE `Cart_Items` (\r\n  `cart_id` int(11) unsigned NOT NULL,\r\n  `item_id` int(11) unsigned NOT NULL,\r\n  PRIMARY KEY (`cart_id`,`item_id`),\r\n  CONSTRAINT `fk_cart` FOREIGN KEY (`cart_id`) REFERENCES `Cart` (`cart_id`),\r\n  CONSTRAINT `fk_item` FOREIGN KEY (`item_id`) REFERENCES `Item` (`item_id`)\r\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0cCart_Items\u8868\u6ca1\u6709\u4efb\u4f55\u989d\u5916\u7684\u5217\u3002\u5b9e\u9645\u4e0a\uff0c\u5728\u591a\u5bf9\u591a\u6620\u5c04\u8868\u4e2d\u6dfb\u52a0\u989d\u5916\u5217\u7684\u610f\u4e49\u4e0d\u5927\u3002\u4f46\u662f\uff0c\u5982\u679c\u60a8\u786e\u5b9e\u6709\u989d\u5916\u7684\u5217\uff0c\u5b9e\u73b0\u65b9\u5f0f\u4f1a\u7565\u6709\u53d8\u5316\uff0c\u6211\u4eec\u5c06\u5728\u53e6\u4e00\u7bc7\u6587\u7ae0\u4e2d\u8be6\u7ec6\u4ecb\u7ecd\u3002\u4e0b\u9762\u7684\u56fe\u793a\u663e\u793a\u4e86\u8fd9\u4e9b\u8868\u4e4b\u95f4\u7684\u5b9e\u4f53\u5173\u7cfb\u3002\u6211\u4eec\u7684\u6570\u636e\u5e93\u8bbe\u7f6e\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\uff0c\u73b0\u5728\u8ba9\u6211\u4eec\u7ee7\u7eed\u521b\u5efaHibernate\u591a\u5bf9\u591a\u6620\u5c04\u9879\u76ee\u3002<\/p>\n<h3>Hibernate\u591a\u5bf9\u591a\u6620\u5c04\u9879\u76ee\u7ed3\u6784<\/h3>\n<p>\u5728Eclipse\u6216\u60a8\u559c\u6b22\u7684IDE\u4e2d\u521b\u5efa\u4e00\u4e2aMaven\u9879\u76ee\uff0c\u4e0b\u56fe\u5c55\u793a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u7ed3\u6784\u548c\u4e0d\u540c\u7684\u7ec4\u4ef6\u3002\u6211\u4eec\u5c06\u9996\u5148\u7814\u7a76\u57fa\u4e8eXML\u7684\u6620\u5c04\u5b9e\u73b0\uff0c\u7136\u540e\u8f6c\u5411\u4f7f\u7528JPA\u6ce8\u89e3\u3002<\/p>\n<h3>Hibernate\u7684Maven\u4f9d\u8d56<\/h3>\n<p>\u6211\u4eec\u6700\u7ec8\u7684pom.xml\u6587\u4ef6\u5305\u542b\u6709\u6700\u65b0\u7248\u672c4.3.5.Final\u7684Hibernate\u4f9d\u8d56\u548cMySQL\u9a71\u52a8\u4f9d\u8d56\u3002<\/p>\n<pre class=\"post-pre\"><code>&lt;project xmlns=\"https:\/\/maven.apache.org\/POM\/4.0.0\" xmlns:xsi=\"https:\/\/www.w3.org\/2001\/XMLSchema-instance\"\r\n\txsi:schemaLocation=\"https:\/\/maven.apache.org\/POM\/4.0.0 https:\/\/maven.apache.org\/xsd\/maven-4.0.0.xsd\"&gt;\r\n\t&lt;modelVersion&gt;4.0.0&lt;\/modelVersion&gt;\r\n\t&lt;groupId&gt;com.Olivia.hibernate&lt;\/groupId&gt;\r\n\t&lt;artifactId&gt;HibernateManyToManyMapping&lt;\/artifactId&gt;\r\n\t&lt;version&gt;0.0.1-SNAPSHOT&lt;\/version&gt;\r\n\r\n\t&lt;dependencies&gt;\r\n\t\t&lt;dependency&gt;\r\n\t\t\t&lt;groupId&gt;org.hibernate&lt;\/groupId&gt;\r\n\t\t\t&lt;artifactId&gt;hibernate-core&lt;\/artifactId&gt;\r\n\t\t\t&lt;version&gt;4.3.5.Final&lt;\/version&gt;\r\n\t\t&lt;\/dependency&gt;\r\n\t\t&lt;dependency&gt;\r\n\t\t\t&lt;groupId&gt;mysql&lt;\/groupId&gt;\r\n\t\t\t&lt;artifactId&gt;mysql-connector-java&lt;\/artifactId&gt;\r\n\t\t\t&lt;version&gt;5.0.5&lt;\/version&gt;\r\n\t\t&lt;\/dependency&gt;\r\n\t&lt;\/dependencies&gt;\r\n\r\n&lt;\/project&gt;\r\n<\/code><\/pre>\n<h3>\u5728XML\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u4f7f\u7528Hibernate\u5b9e\u73b0\u591a\u5bf9\u591a\u5173\u7cfb\u7684\u6a21\u578b\u7c7b<\/h3>\n<h4>Cart.java\uff08\u8d2d\u7269\u8f66\uff09<\/h4>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.model;\r\n\r\nimport java.util.Set;\r\n\r\npublic class Cart {\r\n\r\n\tprivate long id;\r\n\tprivate double total;\r\n\r\n\tprivate Set&lt;Item&gt; items;\r\n\t\r\n\tpublic double getTotal() {\r\n\t\treturn total;\r\n\t}\r\n\r\n\tpublic void setTotal(double total) {\r\n\t\tthis.total = total;\r\n\t}\r\n\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic Set&lt;Item&gt; getItems() {\r\n\t\treturn items;\r\n\t}\r\n\r\n\tpublic void setItems(Set&lt;Item&gt; items) {\r\n\t\tthis.items = items;\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n<h4>Item.java\uff08\u5546\u54c1\uff09<\/h4>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.model;\r\n\r\nimport java.util.Set;\r\n\r\npublic class Item {\r\n\r\n\tprivate long id;\r\n\tprivate double price;\r\n\tprivate String description;\r\n\r\n\tprivate Set&lt;Cart&gt; carts;\r\n\t\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic double getPrice() {\r\n\t\treturn price;\r\n\t}\r\n\r\n\tpublic void setPrice(double price) {\r\n\t\tthis.price = price;\r\n\t}\r\n\r\n\tpublic String getDescription() {\r\n\t\treturn description;\r\n\t}\r\n\r\n\tpublic void setDescription(String description) {\r\n\t\tthis.description = description;\r\n\t}\r\n\r\n\tpublic Set&lt;Cart&gt; getCarts() {\r\n\t\treturn carts;\r\n\t}\r\n\r\n\tpublic void setCarts(Set&lt;Cart&gt; carts) {\r\n\t\tthis.carts = carts;\r\n\t}\r\n}\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u8d2d\u7269\u8f66\uff08Cart\uff09\u62e5\u6709\u4e00\u4e2a\u5546\u54c1\uff08Item\uff09\u96c6\u5408\uff0c\u800c\u5546\u54c1\uff08Item\uff09\u5219\u62e5\u6709\u4e00\u4e2a\u8d2d\u7269\u8f66\uff08Cart\uff09\u96c6\u5408\uff0c\u8fd9\u6837\u6211\u4eec\u5c31\u5b9e\u73b0\u4e86\u53cc\u5411\u5173\u8054\u3002\u8fd9\u610f\u5473\u7740\u6211\u4eec\u53ef\u4ee5\u914d\u7f6e\u5b83\u5728\u4fdd\u5b58\u8d2d\u7269\u8f66\u65f6\u540c\u65f6\u4fdd\u5b58\u5546\u54c1\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002\u5bf9\u4e8e\u5355\u5411\u6620\u5c04\uff0c\u901a\u5e38\u6211\u4eec\u53ea\u5728\u5176\u4e2d\u4e00\u4e2a\u6a21\u578b\u7c7b\u4e2d\u8bbe\u7f6e\u96c6\u5408\u3002\u6211\u4eec\u5c06\u4f7f\u7528\u6ce8\u89e3\u6765\u5b9e\u73b0\u5355\u5411\u6620\u5c04\u3002<\/p>\n<h3>Hibernate\u7684\u591a\u5bf9\u591a\u6620\u5c04XML\u914d\u7f6e<\/h3>\n<p>\u8ba9\u6211\u4eec\u4e3a\u8d2d\u7269\u8f66\uff08Cart\uff09\u548c\u5546\u54c1\uff08Item\uff09\u521b\u5efaHibernate\u7684\u591a\u5bf9\u591a\u6620\u5c04XML\u914d\u7f6e\u6587\u4ef6\u3002\u6211\u4eec\u5c06\u5b9e\u73b0\u53cc\u5411\u591a\u5bf9\u591a\u6620\u5c04\u3002<\/p>\n<h4>cart.hbm.xml<\/h4>\n<pre class=\"post-pre\"><code>&lt;?xml version=\"1.0\"?&gt;\r\n&lt;!DOCTYPE hibernate-mapping PUBLIC \"-\/\/Hibernate\/Hibernate Mapping DTD 3.0\/\/EN\"\r\n\t\"https:\/\/hibernate.org\/dtd\/hibernate-mapping-3.0.dtd\"&gt;\r\n\r\n&lt;hibernate-mapping package=\"com.Olivia.hibernate.model\"&gt;\r\n\t&lt;class name=\"Cart\" table=\"CART\"&gt;\r\n\t\t&lt;id name=\"id\" type=\"long\"&gt;\r\n\t\t\t&lt;column name=\"cart_id\" \/&gt;\r\n\t\t\t&lt;generator class=\"identity\" \/&gt;\r\n\t\t&lt;\/id&gt;\r\n\t\t&lt;property name=\"total\" type=\"double\" column=\"cart_total\" \/&gt;\r\n\r\n\t\t&lt;set name=\"items\" table=\"CART_ITEMS\" fetch=\"select\" cascade=\"all\"&gt;\r\n\t\t\t&lt;key column=\"cart_id\" \/&gt;\r\n\t\t\t&lt;many-to-many class=\"Item\" column=\"item_id\" \/&gt;\r\n\t\t&lt;\/set&gt;\r\n\t&lt;\/class&gt;\r\n\r\n&lt;\/hibernate-mapping&gt;\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u8be5<code>&lt;set&gt;<\/code>\u5143\u7d20\u6620\u5c04\u5230CART_ITEMS\u8868\u3002\u7531\u4e8eCart\u662f\u4e3b\u8981\u5bf9\u8c61\uff0c\u6240\u4ee5<code>cart_id<\/code>\u662f\u5173\u952e\uff0c\u5e76\u4e14\u4f7f\u7528Item\u7c7b\u7684<code>item_id<\/code>\u5217\u8fdb\u884c\u591a\u5bf9\u591a\u6620\u5c04\u3002<\/p>\n<h4>item.hbm.xml<\/h4>\n<pre class=\"post-pre\"><code>&lt;?xml version=\"1.0\" encoding=\"UTF-8\"?&gt;\r\n&lt;!DOCTYPE hibernate-mapping PUBLIC \"-\/\/Hibernate\/Hibernate Mapping DTD 3.0\/\/EN\" \r\n\"https:\/\/hibernate.org\/dtd\/hibernate-mapping-3.0.dtd\" &gt;\r\n\r\n&lt;hibernate-mapping package=\"com.Olivia.hibernate.model\"&gt;\r\n\r\n\t&lt;class name=\"Item\" table=\"ITEM\"&gt;\r\n\t\t&lt;id name=\"id\" type=\"long\"&gt;\r\n\t\t\t&lt;column name=\"item_id\" \/&gt;\r\n\t\t\t&lt;generator class=\"identity\" \/&gt;\r\n\t\t&lt;\/id&gt;\r\n\t\t&lt;property name=\"description\" type=\"string\" column=\"item_desc\" \/&gt;\r\n\r\n\t\t&lt;property name=\"price\" type=\"double\" column=\"item_price\" \/&gt;\r\n\r\n\t\t&lt;set name=\"carts\" table=\"CART_ITEMS\" fetch=\"select\" cascade=\"all\"&gt;\r\n\t\t\t&lt;key column=\"item_id\" \/&gt;\r\n\t\t\t&lt;many-to-many class=\"Cart\" column=\"cart_id\" \/&gt;\r\n\t\t&lt;\/set&gt;\r\n\r\n\t&lt;\/class&gt;\r\n\r\n&lt;\/hibernate-mapping&gt;\r\n<\/code><\/pre>\n<p>\u4ece\u4e0a\u8ff0\u914d\u7f6e\u53ef\u4ee5\u770b\u51fa\uff0c\u8fd9\u79cd\u6620\u5c04\u4e0e\u8d2d\u7269\u8f66\uff08Cart\uff09\u7684\u6620\u5c04\u914d\u7f6e\u975e\u5e38\u76f8\u4f3c\u3002<\/p>\n<h3>\u57fa\u4e8eXML\u7684\u591a\u5bf9\u591a\u6620\u5c04Hibernate\u914d\u7f6e<\/h3>\n<p>\u6211\u4eec\u7684Hibernate\u914d\u7f6e\u6587\u4ef6 <code>hibernate.cfg.xml<\/code> \u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre class=\"post-pre\"><code>&lt;?xml version=\"1.0\" encoding=\"UTF-8\"?&gt;\r\n&lt;!DOCTYPE hibernate-configuration PUBLIC\r\n\t\t\"-\/\/Hibernate\/Hibernate Configuration DTD 3.0\/\/EN\"\r\n\t\t\"https:\/\/hibernate.org\/dtd\/hibernate-configuration-3.0.dtd\"&gt;\r\n&lt;hibernate-configuration&gt;\r\n\t&lt;session-factory&gt;\r\n\t\t&lt;property name=\"hibernate.connection.driver_class\"&gt;com.mysql.jdbc.Driver&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.password\"&gt;scdev123&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.url\"&gt;jdbc:mysql:\/\/localhost\/TestDB&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.username\"&gt;scdev&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.dialect\"&gt;org.hibernate.dialect.MySQLDialect&lt;\/property&gt;\r\n\r\n\t\t&lt;property name=\"hibernate.current_session_context_class\"&gt;thread&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.show_sql\"&gt;true&lt;\/property&gt;\r\n\r\n\t\t&lt;mapping resource=\"cart.hbm.xml\" \/&gt;\r\n\t\t&lt;mapping resource=\"item.hbm.xml\" \/&gt;\r\n\t&lt;\/session-factory&gt;\r\n&lt;\/hibernate-configuration&gt;\r\n<\/code><\/pre>\n<h3>\u57fa\u4e8eXML\u6620\u5c04\u7684Hibernate SessionFactory\u5de5\u5177\u7c7b<\/h3>\n<p><code>HibernateUtil.java<\/code> -> HibernateUtil\u7c7b<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.util;\r\n\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.boot.registry.StandardServiceRegistryBuilder;\r\nimport org.hibernate.cfg.Configuration;\r\nimport org.hibernate.service.ServiceRegistry;\r\n\r\npublic class HibernateUtil {\r\n\r\n\tprivate static SessionFactory sessionFactory;\r\n\r\n\tprivate static SessionFactory buildSessionFactory() {\r\n\t\ttry {\r\n\t\t\t\/\/ \u4ece hibernate.cfg.xml \u521b\u5efa SessionFactory\r\n\t\t\tConfiguration configuration = new Configuration();\r\n\t\t\tconfiguration.configure(\"hibernate.cfg.xml\");\r\n\t\t\tSystem.out.println(\"Hibernate \u914d\u7f6e\u5df2\u52a0\u8f7d\");\r\n\r\n\t\t\tServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder()\r\n\t\t\t\t\t.applySettings(configuration.getProperties()).build();\r\n\t\t\tSystem.out.println(\"Hibernate \u670d\u52a1\u6ce8\u518c\u8868\u5df2\u521b\u5efa\");\r\n\r\n\t\t\tSessionFactory sessionFactory = configuration\r\n\t\t\t\t\t.buildSessionFactory(serviceRegistry);\r\n\r\n\t\t\treturn sessionFactory;\r\n\t\t} catch (Throwable ex) {\r\n\t\t\tSystem.err.println(\"\u521d\u59cb SessionFactory \u521b\u5efa\u5931\u8d25\u3002\" + ex);\r\n\t\t\tex.printStackTrace();\r\n\t\t\tthrow new ExceptionInInitializerError(ex);\r\n\t\t}\r\n\t}\r\n\r\n\tpublic static SessionFactory getSessionFactory() {\r\n\t\tif (sessionFactory == null)\r\n\t\t\tsessionFactory = buildSessionFactory();\r\n\t\treturn sessionFactory;\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5de5\u5177\u7c7b\uff0c\u7528\u4f5c SessionFactory \u7684\u5de5\u5382\u3002<\/p>\n<h3>\u6d4b\u8bd5\u7a0b\u5e8f\uff1a\u4f7f\u7528XML\u914d\u7f6e\u65b9\u5f0f\u8fdb\u884cHibernate\u591a\u5bf9\u591a\u6620\u5c04\u914d\u7f6e\u7684\u6d4b\u8bd5<\/h3>\n<p>\u6211\u4eec\u7684\u591a\u5bf9\u591a\u6620\u5c04\u8bbe\u7f6e\u5df2\u7ecf\u51c6\u5907\u5c31\u7eea\uff0c\u73b0\u5728\u8ba9\u6211\u4eec\u6765\u6d4b\u8bd5\u4e00\u4e0b\u3002\u6211\u4eec\u5c06\u7f16\u5199\u4e24\u4e2a\u7a0b\u5e8f\uff1a\u4e00\u4e2a\u7528\u4e8e\u4fdd\u5b58\u8d2d\u7269\u8f66\u5e76\u68c0\u67e5\u5546\u54c1\u548c\u8d2d\u7269\u8f66-\u5546\u54c1\u4fe1\u606f\u662f\u5426\u4e5f\u5df2\u4fdd\u5b58\uff1b\u53e6\u4e00\u4e2a\u7528\u4e8e\u4fdd\u5b58\u5546\u54c1\u6570\u636e\u5e76\u68c0\u67e5\u76f8\u5e94\u7684\u8d2d\u7269\u8f66\u548c\u8d2d\u7269\u8f66-\u5546\u54c1\u662f\u5426\u5df2\u4fdd\u5b58\u3002\u6d4b\u8bd5\u7a0b\u5e8f\u540d\u4e3a <code>HibernateManyToManyMain.java<\/code>\u3002<\/p>\n<p>\u8fd9\u662f\u6587\u7ae0\u300aHibernate\u591a\u5bf9\u591a\u6620\u5c04-\u8fde\u63a5\u8868\u300b\u7684\u7b2c3\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.main;\r\n\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport org.hibernate.Session;\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.Transaction;\r\n\r\nimport com.Olivia.hibernate.model.Cart;\r\nimport com.Olivia.hibernate.model.Item;\r\nimport com.Olivia.hibernate.util.HibernateUtil;\r\n\r\npublic class HibernateManyToManyMain {\r\n\t\r\n\t\/\/ \u4fdd\u5b58\u591a\u5bf9\u591a\u5173\u7cfb\uff0c\u4ee5Cart\u4e3a\u4e3b\r\n\tpublic static void main(String[] args) {\r\n\t\t\r\n\t\tItem iphone = new Item();\r\n\t\tiphone.setPrice(100); iphone.setDescription(\"iPhone\");\r\n\t\t\r\n\t\tItem ipod = new Item();\r\n\t\tipod.setPrice(50); ipod.setDescription(\"iPod\");\r\n\t\t\r\n\t\tSet&lt;Item&gt; items = new HashSet&lt;Item&gt;();\r\n\t\titems.add(iphone); items.add(ipod);\r\n\t\t\r\n\t\tCart cart = new Cart();\r\n\t\tcart.setItems(items);\r\n\t\tcart.setTotal(150);\r\n\t\t\r\n\t\tCart cart1 = new Cart();\r\n\t\tSet&lt;Item&gt; items1 = new HashSet&lt;Item&gt;();\r\n\t\titems1.add(iphone);\r\n\t\tcart1.setItems(items1);\r\n\t\tcart1.setTotal(100);\r\n\t\t\r\n\t\tSessionFactory sessionFactory = null;\r\n\t\ttry{\r\n\t\tsessionFactory = HibernateUtil.getSessionFactory();\r\n\t\tSession session = sessionFactory.getCurrentSession();\r\n\t\tTransaction tx = session.beginTransaction();\r\n\t\tsession.save(cart);\r\n\t\tsession.save(cart1);\r\n\t\tSystem.out.println(\"\u4e8b\u52a1\u63d0\u4ea4\u524d\");\r\n\t\ttx.commit();\r\n\t\tsessionFactory.close();\r\n\t\t\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f66ID=\" + cart.getId());\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f661 ID=\" + cart1.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c11 ID=\" + iphone.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c12 ID=\" + ipod.getId());\r\n\t\t\r\n\t\t}catch(Exception e){\r\n\t\t\te.printStackTrace();\r\n\t\t}finally{\r\n\t\t\tif(sessionFactory != null &amp;&amp; !sessionFactory.isClosed()) sessionFactory.close();\r\n\t\t}\r\n\t\t\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n<p>\u5f53\u6211\u4eec\u6267\u884c\u4e0a\u8ff0Hibernate\u591a\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u7a0b\u5e8f\u65f6\uff0c\u4f1a\u5f97\u5230\u4ee5\u4e0b\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n<pre class=\"post-pre\"><code>Hibernate Configuration loaded\r\nHibernate serviceRegistry created\r\nHibernate: insert into CART (cart_total) values (?)\r\nHibernate: insert into ITEM (item_desc, item_price) values (?, ?)\r\nHibernate: insert into ITEM (item_desc, item_price) values (?, ?)\r\nHibernate: insert into CART (cart_total) values (?)\r\n\u4e8b\u52a1\u63d0\u4ea4\u524d\r\nHibernate: insert into CART_ITEMS (cart_id, item_id) values (?, ?)\r\nHibernate: insert into CART_ITEMS (cart_id, item_id) values (?, ?)\r\nHibernate: insert into CART_ITEMS (cart_id, item_id) values (?, ?)\r\n\u8d2d\u7269\u8f66ID=1\r\n\u8d2d\u7269\u8f661 ID=2\r\n\u5546\u54c11 ID=1\r\n\u5546\u54c12 ID=2\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u5728\u7b2c\u4e00\u6b21\u6dfb\u52a0\u8d2d\u7269\u8f66\u65f6\u4fdd\u5b58\u4e86\u5546\u54c1\u6570\u636e\u540e\uff0c\u4f1a\u751f\u6210<code>item_id<\/code>\uff0c\u800c\u5728\u4fdd\u5b58\u7b2c\u4e8c\u4e2a\u8d2d\u7269\u8f66\u65f6\u4e0d\u4f1a\u518d\u6b21\u4fdd\u5b58\u3002\u53e6\u4e00\u4e2a\u91cd\u8981\u7684\u6ce8\u610f\u70b9\u662f\uff0c\u5f53\u6211\u4eec\u63d0\u4ea4\u4e8b\u52a1\u65f6\uff0c\u624d\u4f1a\u4fdd\u5b58\u591a\u5bf9\u591a\u5173\u8054\u8868\u7684\u6570\u636e\u3002\u8fd9\u6837\u505a\u662f\u4e3a\u4e86\u5728\u9009\u62e9\u56de\u6eda\u4e8b\u52a1\u65f6\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<p><strong>HibernateBiDirectionalManyToManyMain.java<\/strong><\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.main;\r\n\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport org.hibernate.Session;\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.Transaction;\r\n\r\nimport com.Olivia.hibernate.model.Cart;\r\nimport com.Olivia.hibernate.model.Item;\r\nimport com.Olivia.hibernate.util.HibernateUtil;\r\n\r\npublic class HibernateBiDirectionalManyToManyMain {\r\n\r\n\t\/\/ \u4fdd\u5b58\u591a\u5bf9\u591a\u5173\u7cfb\uff0c\u4ee5Item\u4e3a\u4e3b\r\n\tpublic static void main(String[] args) {\r\n\t\t\r\n\t\tItem iphone = new Item();\r\n\t\tiphone.setPrice(100); iphone.setDescription(\"iPhone\");\r\n\t\t\r\n\t\tItem ipod = new Item();\r\n\t\tipod.setPrice(50); ipod.setDescription(\"iPod\");\r\n\t\t\r\n\t\tCart cart = new Cart();\r\n\t\tcart.setTotal(150);\r\n\t\t\r\n\t\tCart cart1 = new Cart();\r\n\t\tcart1.setTotal(100);\r\n\t\t\r\n\t\tSet&lt;Cart&gt; cartSet = new HashSet&lt;Cart&gt;();\r\n\t\tcartSet.add(cart);cartSet.add(cart1);\r\n\t\t\r\n\t\tSet&lt;Cart&gt; cartSet1 = new HashSet&lt;Cart&gt;();\r\n\t\tcartSet1.add(cart);\r\n\t\t\r\n\t\tiphone.setCarts(cartSet1);\r\n\t\tipod.setCarts(cartSet);\r\n\t\t\r\n\t\tSessionFactory sessionFactory = null;\r\n\t\ttry{\r\n\t\tsessionFactory = HibernateUtil.getSessionFactory();\r\n\t\tSession session = sessionFactory.getCurrentSession();\r\n\t\tTransaction tx = session.beginTransaction();\r\n\t\tsession.save(iphone);\r\n\t\tsession.save(ipod);\r\n\t\ttx.commit();\r\n\t\tsessionFactory.close();\r\n\t\t\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f66ID=\" + cart.getId());\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f661 ID=\" + cart1.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c11 ID=\" + iphone.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c12 ID=\" + ipod.getId());\r\n\t\t\r\n\t\t}catch(Exception e){\r\n\t\t\te.printStackTrace();\r\n\t\t}finally{\r\n\t\t\tif(sessionFactory != null &amp;&amp; !sessionFactory.isClosed()) sessionFactory.close();\r\n\t\t}\r\n\t\t\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u7a0b\u5e8f\u7684\u8f93\u51fa\u4e3a\uff1a<\/p>\n<pre class=\"post-pre\"><code>Hibernate Configuration loaded\r\nHibernate serviceRegistry created\r\nHibernate: insert into ITEM (item_desc, item_price) values (?, ?)\r\nHibernate: insert into CART (cart_total) values (?)\r\nHibernate: insert into ITEM (item_desc, item_price) values (?, ?)\r\nHibernate: insert into CART (cart_total) values (?)\r\nHibernate: insert into CART_ITEMS (item_id, cart_id) values (?, ?)\r\nHibernate: insert into CART_ITEMS (item_id, cart_id) values (?, ?)\r\nHibernate: insert into CART_ITEMS (item_id, cart_id) values (?, ?)\r\n\u8d2d\u7269\u8f66ID=3\r\n\u8d2d\u7269\u8f661 ID=4\r\n\u5546\u54c11 ID=3\r\n\u5546\u54c12 ID=4\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u6211\u4eec\u914d\u7f6e\u4e86\u53cc\u5411\u6620\u5c04\uff0c\u60a8\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5c06\u5176\u4e0e\u4e4b\u524d\u7684\u6d4b\u8bd5\u7a0b\u5e8f\u8054\u7cfb\u8d77\u6765\u3002\u6211\u4eec\u53ef\u4ee5\u4fdd\u5b58<code>Item<\/code>\u6216<code>Cart<\/code>\uff0c\u5e76\u4e14\u6620\u5c04\u7684\u6570\u636e\u5c06\u81ea\u52a8\u4fdd\u5b58\u3002<\/p>\n<h2>\u4f7f\u7528\u6ce8\u89e3\u6620\u5c04\u591a\u5bf9\u591a\u5173\u7cfb\u7684Hibernate<\/h2>\n<p>\u65e2\u7136\u6211\u4eec\u5df2\u7ecf\u4e86\u89e3\u4e86\u5982\u4f55\u4f7f\u7528Hibernate XML\u914d\u7f6e\u5b9e\u73b0\u591a\u5bf9\u591a\u6620\u5c04\uff0c\u90a3\u4e48\u73b0\u5728\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u901a\u8fc7\u6ce8\u89e3\u5b9e\u73b0\u5b83\u7684\u4f8b\u5b50\u3002\u6211\u4eec\u5c06\u4f7f\u7528JPA\u6ce8\u89e3\u6765\u5b9e\u73b0\u5355\u5411\u591a\u5bf9\u591a\u6620\u5c04\u3002<\/p>\n<h3>Hibernate \u914d\u7f6e XML \u6587\u4ef6<\/h3>\n<p>\u6211\u4eec\u57fa\u4e8e\u6ce8\u89e3\u7684Hibernate\u914d\u7f6e\u6587\u4ef6\u5982\u4e0b\u6240\u793a\uff1a<code>hibernate-annotation.cfg.xml<\/code>\u3002<\/p>\n<pre class=\"post-pre\"><code>&lt;?xml version=\"1.0\" encoding=\"UTF-8\"?&gt;\r\n&lt;!DOCTYPE hibernate-configuration PUBLIC\r\n\t\t\"-\/\/Hibernate\/Hibernate Configuration DTD 3.0\/\/EN\"\r\n\t\t\"https:\/\/hibernate.org\/dtd\/hibernate-configuration-3.0.dtd\"&gt;\r\n&lt;hibernate-configuration&gt;\r\n\t&lt;session-factory&gt;\r\n\t\t&lt;property name=\"hibernate.connection.driver_class\"&gt;com.mysql.jdbc.Driver&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.password\"&gt;scdev123&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.url\"&gt;jdbc:mysql:\/\/localhost\/TestDB&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.connection.username\"&gt;scdev&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.dialect\"&gt;org.hibernate.dialect.MySQLDialect&lt;\/property&gt;\r\n\r\n\t\t&lt;property name=\"hibernate.current_session_context_class\"&gt;thread&lt;\/property&gt;\r\n\t\t&lt;property name=\"hibernate.show_sql\"&gt;true&lt;\/property&gt;\r\n\r\n\t\t&lt;mapping class=\"com.Olivia.hibernate.model.Cart1\" \/&gt;\r\n\t\t&lt;mapping class=\"com.Olivia.hibernate.model.Item1\" \/&gt;\r\n\t&lt;\/session-factory&gt;\r\n&lt;\/hibernate-configuration&gt;\r\n<\/code><\/pre>\n<h3>Hibernate SessionFactory \u5b9e\u7528\u7c7b<\/h3>\n<p>\u6211\u4eec\u7528\u4e8e\u521b\u5efa SessionFactory \u7684\u5b9e\u7528\u7c7b\u5982\u4e0b\u6240\u793a\uff1a<code>HibernateAnnotationUtil.java<\/code>\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.util;\r\n\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.boot.registry.StandardServiceRegistryBuilder;\r\nimport org.hibernate.cfg.Configuration;\r\nimport org.hibernate.service.ServiceRegistry;\r\n\r\npublic class HibernateAnnotationUtil {\r\n\r\n\tprivate static SessionFactory sessionFactory;\r\n\t\r\n\tprivate static SessionFactory buildSessionFactory() {\r\n        try {\r\n            \/\/ \u4ece hibernate-annotation.cfg.xml \u521b\u5efa SessionFactory\r\n        \tConfiguration configuration = new Configuration();\r\n        \tconfiguration.configure(\"hibernate-annotation.cfg.xml\");\r\n        \tSystem.out.println(\"Hibernate \u6ce8\u89e3\u914d\u7f6e\u5df2\u52a0\u8f7d\");\r\n        \t\r\n        \tServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();\r\n        \tSystem.out.println(\"Hibernate \u6ce8\u89e3\u670d\u52a1\u6ce8\u518c\u8868\u5df2\u521b\u5efa\");\r\n        \t\r\n        \tSessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);\r\n        \t\r\n            return sessionFactory;\r\n        }\r\n        catch (Throwable ex) {\r\n            System.err.println(\"SessionFactory \u521d\u59cb\u5316\u521b\u5efa\u5931\u8d25\u3002\" + ex);\r\n            ex.printStackTrace();\r\n            throw new ExceptionInInitializerError(ex);\r\n        }\r\n    }\r\n\t\r\n\tpublic static SessionFactory getSessionFactory() {\r\n\t\tif(sessionFactory == null) sessionFactory = buildSessionFactory();\r\n        return sessionFactory;\r\n    }\r\n}\r\n<\/code><\/pre>\n<h3>\u4f7f\u7528Hibernate\u6ce8\u89e3\u5b9e\u73b0\u591a\u5bf9\u591a\u6620\u5c04\u5173\u7cfb<\/h3>\n<p>\u8fd9\u662f\u57fa\u4e8e\u6ce8\u89e3\u6620\u5c04\u6700\u91cd\u8981\u7684\u90e8\u5206\u3002\u8ba9\u6211\u4eec\u5148\u770b\u4e00\u4e0b<code>Item<\/code>\u8868\u6a21\u578b\u7c7b\uff0c\u7136\u540e\u518d\u770b<code>Cart<\/code>\u8868\u6a21\u578b\u7c7b\u3002<\/p>\n<p><code>Item1.java<\/code><\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.model;\r\n\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.Table;\r\n\r\n@Entity\r\n@Table(name=\"ITEM\")\r\npublic class Item1 {\r\n\r\n\t@Id\r\n\t@Column(name=\"item_id\")\r\n\t@GeneratedValue(strategy=GenerationType.IDENTITY)\r\n\tprivate long id;\r\n\t\r\n\t@Column(name=\"item_price\")\r\n\tprivate double price;\r\n\t\r\n\t@Column(name=\"item_desc\")\r\n\tprivate String description;\r\n\t\r\n\/\/ Getter Setter \u65b9\u6cd5\r\n}\r\n<\/code><\/pre>\n<p><code>Item1<\/code>\u7c7b\u770b\u8d77\u6765\u5f88\u7b80\u5355\uff0c\u8fd9\u91cc\u6ca1\u6709\u8fdb\u884c\u4efb\u4f55\u5173\u7cfb\u6620\u5c04\u3002<\/p>\n<p><code>Cart1.java<\/code><\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.model;\r\n\r\nimport java.util.Set;\r\n\r\nimport javax.persistence.CascadeType;\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.JoinColumn;\r\nimport javax.persistence.JoinTable;\r\nimport javax.persistence.ManyToMany;\r\nimport javax.persistence.Table;\r\n\r\n@Entity\r\n@Table(name = \"CART\")\r\npublic class Cart1 {\r\n\r\n\t@Id\r\n\t@Column(name = \"cart_id\")\r\n\t@GeneratedValue(strategy = GenerationType.IDENTITY)\r\n\tprivate long id;\r\n\r\n\t@Column(name = \"cart_total\")\r\n\tprivate double total;\r\n\r\n\t@ManyToMany(targetEntity = Item1.class, cascade = { CascadeType.ALL })\r\n\t@JoinTable(name = \"CART_ITEMS\", \r\n\t\t\t\tjoinColumns = { @JoinColumn(name = \"cart_id\") }, \r\n\t\t\t\tinverseJoinColumns = { @JoinColumn(name = \"item_id\") })\r\n\tprivate Set&lt;Item1&gt; items;\r\n\r\n\/\/Getter Setter \u65b9\u6cd5\r\n}\r\n<\/code><\/pre>\n<p>\u8fd9\u91cc\u6700\u91cd\u8981\u7684\u90e8\u5206\u662f\u4f7f\u7528\u4e86<code>@ManyToMany<\/code>\u6ce8\u89e3\u548c<code>@JoinTable<\/code>\u6ce8\u89e3\uff0c\u6211\u4eec\u5728\u5176\u4e2d\u63d0\u4f9b\u4e86\u8fde\u63a5\u8868\u7684\u540d\u79f0\u4ee5\u53ca\u7528\u4e8e\u591a\u5bf9\u591a\u6620\u5c04\u7684\u5217\u3002<\/p>\n<h3>\u4f7f\u7528Hibernate\u6ce8\u89e3\u5b9e\u73b0\u591a\u5bf9\u591a\u5173\u7cfb\u6620\u5c04\u7684\u6d4b\u8bd5\u7a0b\u5e8f<\/h3>\n<p>\u8fd9\u662f\u6211\u4eec\u57fa\u4e8e\u6ce8\u89e3\u914d\u7f6e\u7684Hibernate\u591a\u5bf9\u591a\u6620\u5c04\u7684\u7b80\u5355\u6d4b\u8bd5\u7a0b\u5e8f\uff1a<code>HibernateManyToManyAnnotationMain.java<\/code><\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.hibernate.main;\r\n\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport org.hibernate.Session;\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.Transaction;\r\n\r\nimport com.Olivia.hibernate.model.Cart1;\r\nimport com.Olivia.hibernate.model.Item1;\r\nimport com.Olivia.hibernate.util.HibernateAnnotationUtil;\r\n\r\npublic class HibernateManyToManyAnnotationMain {\r\n\r\n\tpublic static void main(String[] args) {\r\n\t\tItem1 item1 = new Item1();\r\n\t\titem1.setDescription(\"samsung\"); \r\n\t\titem1.setPrice(300);\r\n\t\tItem1 item2 = new Item1();\r\n\t\titem2.setDescription(\"nokia\"); \r\n\t\titem2.setPrice(200);\r\n\t\tCart1 cart = new Cart1();\r\n\t\tcart.setTotal(500);\r\n\t\tSet&lt;Item1&gt; items = new HashSet&lt;Item1&gt;();\r\n\t\titems.add(item1); \r\n\t\titems.add(item2);\r\n\t\tcart.setItems(items);\r\n\t\t\r\n\t\tSessionFactory sessionFactory = null;\r\n\t\ttry{\r\n\t\tsessionFactory = HibernateAnnotationUtil.getSessionFactory();\r\n\t\tSession session = sessionFactory.getCurrentSession();\r\n\t\tTransaction tx = session.beginTransaction();\r\n\t\tsession.save(cart);\r\n\t\tSystem.out.println(\"Before committing transaction\");\r\n\t\ttx.commit();\r\n\t\tsessionFactory.close();\r\n\t\t\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f66ID=\" + cart.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c11 ID=\" + item1.getId());\r\n\t\tSystem.out.println(\"\u5546\u54c12 ID=\" + item2.getId());\r\n\t\t\r\n\t\t}catch(Exception e){\r\n\t\t\te.printStackTrace();\r\n\t\t}finally{\r\n\t\t\tif(sessionFactory != null &amp;&amp; !sessionFactory.isClosed()) {\r\n\t\t\t\tsessionFactory.close();\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n<p>\u5f53\u6211\u4eec\u6267\u884c\u4e0a\u8ff0\u7a0b\u5e8f\u65f6\uff0c\u5b83\u4f1a\u4ea7\u751f\u4ee5\u4e0b\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>Hibernate \u6ce8\u89e3\u914d\u7f6e\u5df2\u52a0\u8f7d\r\nHibernate \u6ce8\u89e3\u670d\u52a1\u6ce8\u518c\u5df2\u521b\u5efa\r\nHibernate: \u63d2\u5165\u5230 CART \u8868 (cart_total) \u503c (?)\r\nHibernate: \u63d2\u5165\u5230 ITEM \u8868 (item_desc, item_price) \u503c (?, ?)\r\nHibernate: \u63d2\u5165\u5230 ITEM \u8868 (item_desc, item_price) \u503c (?, ?)\r\n\u4e8b\u52a1\u63d0\u4ea4\u524d\r\nHibernate: \u63d2\u5165\u5230 CART_ITEMS \u8868 (cart_id, item_id) \u503c (?, ?)\r\nHibernate: \u63d2\u5165\u5230 CART_ITEMS \u8868 (cart_id, item_id) \u503c (?, ?)\r\n\u8d2d\u7269\u8f66 ID=5\r\n\u5546\u54c11 ID=6\r\n\u5546\u54c12 ID=5\r\n<\/code><\/pre>\n<p>\u5f88\u660e\u663e\uff0c\u4fdd\u5b58\u8d2d\u7269\u8f66\u4e5f\u4f1a\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u5546\u54c1\u8868\u548c\u8d2d\u7269\u8f66-\u5546\u54c1\u5173\u8054\u8868\u4e2d\u3002\u5982\u679c\u4f60\u53ea\u4fdd\u5b58\u5546\u54c1\u4fe1\u606f\uff0c\u4f60\u4f1a\u53d1\u73b0\u8d2d\u7269\u8f66\u548c\u8d2d\u7269\u8f66-\u5546\u54c1\u5173\u8054\u6570\u636e\u6ca1\u6709\u4fdd\u5b58\u3002\u4ee5\u4e0a\u5c31\u662f\u5173\u4e8eHibernate\u591a\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u6559\u7a0b\u7684\u5168\u90e8\u5185\u5bb9\uff0c\u4f60\u53ef\u4ee5\u4ece\u4e0b\u65b9\u94fe\u63a5\u4e0b\u8f7d\u793a\u4f8b\u9879\u76ee\u5e76\u8fdb\u884c\u6df1\u5165\u5b66\u4e60\u3002<\/p>\n<p>\u4e0b\u8f7dHibernate ManyToMany \u6620\u5c04\u9879\u76ee\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aHibernate\u591a\u5bf9\u591a\u6620\u5c04-\u8fde\u63a5\u8868\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002 \u4eca\u5929\u6211\u4eec\u5c06\u5b66\u4e60\u5982\u4f55\u5728Hibernat [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[981,987,985,257,986],"class_list":["post-273","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-hibernate","tag-orm","tag-985","tag-257","tag-986"],"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>Hibernate\u591a\u5bf9\u591a\u6620\u5c04\uff1a\u6df1\u5ea6\u89e3\u6790\u4e0e\u8fde\u63a5\u8868\u6700\u4f73\u5b9e\u8df5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u63a2\u7d22Hibernate\u4e2d\u591a\u5bf9\u591a\u6620\u5c04\u7684\u5b9e\u73b0\u539f\u7406\u4e0e\u8fde\u63a5\u8868\uff08Join 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