{"id":135107,"date":"2024-10-31T07:54:39","date_gmt":"2024-10-30T23:54:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/135107\/"},"modified":"2024-10-31T07:54:39","modified_gmt":"2024-10-30T23:54:39","slug":"spring%e6%a1%86%e6%9e%b6%ef%bc%9a%e5%af%a6%e7%8f%be%e5%85%a9%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%ef%bc%88spring%e5%85%a9%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/135107\/","title":{"rendered":"Spring\u6846\u67b6\uff1a\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff08spring\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff09"},"content":{"rendered":"

Spring\u6846\u67b6\uff1a\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff08spring\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u4f7f\u7528\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5\u5df2\u6210\u70ba\u4e00\u7a2e\u5e38\u898b\u9700\u6c42\u3002Spring\u6846\u67b6\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684Java\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u9805\u4f86\u652f\u6301\u591a\u6578\u64da\u5eab\u9023\u63a5\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Spring\u6846\u67b6\u4e2d\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u7684\u9023\u63a5\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u591a\u6578\u64da\u5eab\u9023\u63a5\uff1f<\/h2>\n

\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u9700\u8981\u540c\u6642\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u3002\u4f8b\u5982\uff0c\u4f01\u696d\u53ef\u80fd\u6703\u5c07\u7528\u6236\u6578\u64da\u5b58\u5132\u5728\u4e00\u500b\u6578\u64da\u5eab\u4e2d\uff0c\u800c\u5c07\u4ea4\u6613\u6578\u64da\u5b58\u5132\u5728\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u7d44\u7e54\u6027\u548c\u5b89\u5168\u6027\uff0c\u4e26\u4e14\u80fd\u5920\u6839\u64da\u4e0d\u540c\u7684\u696d\u52d9\u9700\u6c42\u9032\u884c\u512a\u5316\u3002<\/p>\n

Spring\u6846\u67b6\u4e2d\u7684\u6578\u64da\u5eab\u9023\u63a5\u914d\u7f6e<\/h2>\n

\u5728Spring\u4e2d\u914d\u7f6e\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5\u4e3b\u8981\u6d89\u53ca\u5230\u6578\u64da\u6e90\u7684\u8a2d\u7f6e\u3002\u4ee5\u4e0b\u662f\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

1. \u6dfb\u52a0\u4f9d\u8cf4<\/h3>\n

\u9996\u5148\uff0c\u78ba\u4fdd\u5728\u4f60\u7684\u9805\u76ee\u4e2d\u6dfb\u52a0\u4e86Spring JDBC\u548c\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u4f9d\u8cf4\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Maven\u7684\u793a\u4f8b\uff1a<\/p>\n

\n<dependency>\n    <groupId>org.springframework<\/groupId>\n    <artifactId>spring-jdbc<\/artifactId>\n    <version>5.3.10<\/version>\n<\/dependency>\n\n<dependency>\n    <groupId>mysql<\/groupId>\n    <artifactId>mysql-connector-java<\/artifactId>\n    <version>8.0.26<\/version>\n<\/dependency>\n<\/code><\/pre>\n
2. \u914d\u7f6e\u6578\u64da\u6e90<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u5728Spring\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u7fa9\u5169\u500b\u6578\u64da\u6e90\u3002\u4ee5\u4e0b\u662f\u4e00\u500bXML\u914d\u7f6e\u7684\u793a\u4f8b\uff1a<\/p>\n
\n<beans xmlns="http:\/\/www.springframework.org\/schema\/beans"\n       xmlns:xsi="http:\/\/www.w3.org\/2001\/XMLSchema-instance"\n       xsi:schemaLocation="http:\/\/www.springframework.org\/schema\/beans\n       http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd">\n\n    <bean id="dataSource1" class="org.apache.commons.dbcp2.BasicDataSource">\n        <property name="driverClassName" value="com.mysql.cj.jdbc.Driver"\/>\n        <property name="url" value="jdbc:mysql:\/\/localhost:3306\/db1"\/>\n        <property name="username" value="user1"\/>\n        <property name="password" value="password1"\/>\n    <\/bean>\n\n    <bean id="dataSource2" class="org.apache.commons.dbcp2.BasicDataSource">\n        <property name="driverClassName" value="com.mysql.cj.jdbc.Driver"\/>\n        <property name="url" value="jdbc:mysql:\/\/localhost:3306\/db2"\/>\n        <property name="username" value="user2"\/>\n        <property name="password" value="password2"\/>\n    <\/bean>\n\n<\/beans>\n<\/code><\/pre>\n
3. \u5275\u5efaJdbcTemplate<\/h3>\n
\u70ba\u4e86\u65b9\u4fbf\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u6211\u5011\u53ef\u4ee5\u70ba\u6bcf\u500b\u6578\u64da\u6e90\u5275\u5efa\u4e00\u500bJdbcTemplate\u5be6\u4f8b\uff1a<\/p>\n
\n<bean id="jdbcTemplate1" class="org.springframework.jdbc.core.JdbcTemplate">\n    <property name="dataSource" ref="dataSource1"\/>\n<\/bean>\n\n<bean id="jdbcTemplate2" class="org.springframework.jdbc.core.JdbcTemplate">\n    <property name="dataSource" ref="dataSource2"\/>\n<\/bean>\n<\/code><\/pre>\n
4. \u4f7f\u7528JdbcTemplate\u9032\u884c\u6578\u64da\u64cd\u4f5c<\/h3>\n
\u73fe\u5728\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u9019\u5169\u500bJdbcTemplate\u4f86\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n
\n@Autowired\nprivate JdbcTemplate jdbcTemplate1;\n\n@Autowired\nprivate JdbcTemplate jdbcTemplate2;\n\npublic void performDatabaseOperations() {\n    \/\/ \u5728\u7b2c\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u6578\u64da\n    jdbcTemplate1.update("INSERT INTO users (name) VALUES (?)", "Alice");\n\n    \/\/ \u5728\u7b2c\u4e8c\u500b\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u6578\u64da\n    jdbcTemplate2.update("INSERT INTO transactions (amount) VALUES (?)", 100);\n}\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u5728Spring\u6846\u67b6\u4e2d\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\u662f\u76f8\u5c0d\u7c21\u55ae\u7684\uff0c\u901a\u904e\u914d\u7f6e\u4e0d\u540c\u7684\u6578\u64da\u6e90\u548cJdbcTemplate\uff0c\u6211\u5011\u53ef\u4ee5\u9748\u6d3b\u5730\u64cd\u4f5c\u591a\u500b\u6578\u64da\u5eab\u3002\u9019\u7a2e\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u7d44\u7e54\u6027\uff0c\u9084\u80fd\u5920\u6839\u64da\u4e0d\u540c\u7684\u696d\u52d9\u9700\u6c42\u9032\u884c\u512a\u5316\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u9019\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684Spring\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u548c\u64f4\u5c55\u60a8\u7684\u670d\u52d9\u5668\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Spring\u6846\u67b6\u4e2d\u5982\u4f55\u5be6\u73fe\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u9748\u6d3b\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-135107","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135107","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=135107"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135107\/revisions"}],"predecessor-version":[{"id":135108,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135107\/revisions\/135108"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=135107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=135107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=135107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}