{"id":172195,"date":"2024-11-07T11:06:19","date_gmt":"2024-11-07T03:06:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172195\/"},"modified":"2024-11-07T11:06:20","modified_gmt":"2024-11-07T03:06:20","slug":"%e7%a2%ba%e9%80%a3%e6%8e%a5db2%e6%95%b8%e6%93%9a%e5%ba%abjava%e4%be%8b%e5%ad%90%ef%bc%8c%e5%af%a6%e6%88%b0%e6%bc%94%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172195\/","title":{"rendered":"\u78ba\u9023\u63a5DB2\u6578\u64da\u5eabjava\u4f8b\u5b50\uff0c\u5be6\u6230\u6f14\u793a"},"content":{"rendered":"<h1 id=\"%e7%a2%ba%e9%80%a3%e6%8e%a5db2%e6%95%b8%e6%93%9a%e5%ba%abjava%e4%be%8b%e5%ad%90%ef%bc%8c%e5%af%a6%e6%88%b0%e6%bc%94%e7%a4%ba-MGtQrhjhal\">\u78ba\u9023\u63a5DB2\u6578\u64da\u5eabJava\u4f8b\u5b50\uff0c\u5be6\u6230\u6f14\u793a<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002DB2\u4f5c\u70baIBM\u7684\u4e00\u6b3e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Java\u9023\u63a5DB2\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u5be6\u6230\u793a\u4f8b\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-MGtQrhjhal\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u4ee5\u4e0b\u74b0\u5883\u5df2\u7d93\u6e96\u5099\u597d\uff1a<\/p>\n<ul>\n<li>\u5b89\u88ddJava Development Kit (JDK)<\/li>\n<li>\u5b89\u88ddDB2\u6578\u64da\u5eab<\/li>\n<li>\u4e0b\u8f09DB2 JDBC\u9a45\u52d5\u7a0b\u5e8f<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u5f9eIBM\u7684\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09DB2 JDBC\u9a45\u52d5\u7a0b\u5e8f\uff0c\u901a\u5e38\u662f\u4ee5jar\u6587\u4ef6\u7684\u5f62\u5f0f\u63d0\u4f9b\u3002<\/p>\n<h2 id=\"%e5%bb%ba%e7%ab%8bdb2%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-MGtQrhjhal\">\u5efa\u7acbDB2\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u5728Java\u4e2d\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u52a0\u8f09DB2 JDBC\u9a45\u52d5\u7a0b\u5e8f<\/li>\n<li>\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/li>\n<li>\u57f7\u884cSQL\u67e5\u8a62<\/li>\n<li>\u8655\u7406\u7d50\u679c\u96c6<\/li>\n<li>\u95dc\u9589\u9023\u63a5<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-MGtQrhjhal\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Java\u4ee3\u78bc\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u9023\u63a5\u5230DB2\u6578\u64da\u5eab\u4e26\u57f7\u884c\u67e5\u8a62\uff1a<\/p>\n<pre><code>\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.ResultSet;\nimport java.sql.SQLException;\nimport java.sql.Statement;\n\npublic class DB2ConnectionExample {\n    public static void main(String[] args) {\n        \/\/ DB2\u6578\u64da\u5eab\u7684URL\n        String url = \"jdbc:db2:\/\/localhost:50000\/YOUR_DATABASE_NAME\";\n        \/\/ \u6578\u64da\u5eab\u7528\u6236\u540d\u548c\u5bc6\u78bc\n        String user = \"YOUR_USERNAME\";\n        String password = \"YOUR_PASSWORD\";\n\n        Connection connection = null;\n        Statement statement = null;\n        ResultSet resultSet = null;\n\n        try {\n            \/\/ \u52a0\u8f09DB2 JDBC\u9a45\u52d5\u7a0b\u5e8f\n            Class.forName(\"com.ibm.db2.jcc.DB2Driver\");\n            \/\/ \u5efa\u7acb\u9023\u63a5\n            connection = DriverManager.getConnection(url, user, password);\n            \/\/ \u5275\u5efaStatement\u5c0d\u8c61\n            statement = connection.createStatement();\n            \/\/ \u57f7\u884c\u67e5\u8a62\n            String sql = \"SELECT * FROM YOUR_TABLE_NAME\";\n            resultSet = statement.executeQuery(sql);\n\n            \/\/ \u8655\u7406\u7d50\u679c\u96c6\n            while (resultSet.next()) {\n                System.out.println(\"Column1: \" + resultSet.getString(\"COLUMN1_NAME\"));\n                System.out.println(\"Column2: \" + resultSet.getString(\"COLUMN2_NAME\"));\n            }\n        } catch (ClassNotFoundException e) {\n            e.printStackTrace();\n        } catch (SQLException e) {\n            e.printStackTrace();\n        } finally {\n            \/\/ \u95dc\u9589\u8cc7\u6e90\n            try {\n                if (resultSet != null) resultSet.close();\n                if (statement != null) statement.close();\n                if (connection != null) connection.close();\n            } catch (SQLException e) {\n                e.printStackTrace();\n            }\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e4%bb%a3%e7%a2%bc%e8%a7%a3%e6%9e%90-MGtQrhjhal\">\u4ee3\u78bc\u89e3\u6790<\/h2>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u52a0\u8f09\u4e86DB2\u7684JDBC\u9a45\u52d5\u7a0b\u5e8f\uff0c\u7136\u5f8c\u4f7f\u7528DriverManager\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u63a5\u8457\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500bStatement\u5c0d\u8c61\u4f86\u57f7\u884cSQL\u67e5\u8a62\uff0c\u4e26\u901a\u904eResultSet\u8655\u7406\u67e5\u8a62\u7d50\u679c\u3002\u6700\u5f8c\uff0c\u6211\u5011\u78ba\u4fdd\u5728finally\u584a\u4e2d\u95dc\u9589\u6240\u6709\u8cc7\u6e90\uff0c\u4ee5\u907f\u514d\u5167\u5b58\u6cc4\u6f0f\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-MGtQrhjhal\">\u5e38\u898b\u554f\u984c<\/h2>\n<h3 id=\"1-%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86%e9%80%a3%e6%8e%a5%e5%a4%b1%e6%95%97%e7%9a%84%e6%83%85%e6%b3%81%ef%bc%9f-MGtQrhjhal\">1. \u5982\u4f55\u8655\u7406\u9023\u63a5\u5931\u6557\u7684\u60c5\u6cc1\uff1f<\/h3>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9023\u63a5\u5931\u6557\u7684\u60c5\u6cc1\u6642\u6709\u767c\u751f\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u6355\u7372SQLException\u4f86\u8655\u7406\u9019\u4e9b\u7570\u5e38\uff0c\u4e26\u6839\u64da\u7570\u5e38\u4fe1\u606f\u9032\u884c\u76f8\u61c9\u7684\u932f\u8aa4\u8655\u7406\u3002<\/p>\n<h3 id=\"2-db2-jdbc%e9%a9%85%e5%8b%95%e7%a8%8b%e5%ba%8f%e7%9a%84%e7%89%88%e6%9c%ac%e5%95%8f%e9%a1%8c-MGtQrhjhal\">2. DB2 JDBC\u9a45\u52d5\u7a0b\u5e8f\u7684\u7248\u672c\u554f\u984c<\/h3>\n<p>\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684JDBC\u9a45\u52d5\u7a0b\u5e8f\u7248\u672c\u8207DB2\u6578\u64da\u5eab\u7248\u672c\u76f8\u5339\u914d\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u517c\u5bb9\u6027\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MGtQrhjhal\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528Java\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\u548c\u793a\u4f8b\u4ee3\u78bc\u3002\u901a\u904e\u9019\u4e9b\u793a\u4f8b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624bDB2\u7684\u64cd\u4f5c\uff0c\u4e26\u5728\u5be6\u969b\u9805\u76ee\u4e2d\u61c9\u7528\u9019\u4e9b\u77e5\u8b58\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728Java\u4e2d\u9023\u63a5DB2\u6578\u64da\u5eab\uff0c\u901a\u904e\u5be6\u6230\u6f14\u793a\u638c\u63e1\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6280\u5de7\u8207\u65b9\u6cd5\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-172195","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172195","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=172195"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172195\/revisions"}],"predecessor-version":[{"id":172196,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172195\/revisions\/172196"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}