{"id":61945,"date":"2024-10-13T14:56:20","date_gmt":"2024-10-13T06:56:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61945\/"},"modified":"2024-10-13T14:56:20","modified_gmt":"2024-10-13T06:56:20","slug":"java%e9%80%a3%e6%8e%a5db2%e7%9a%84%e9%a1%9e%e5%9e%8b%e8%a7%a3%e8%ae%80","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61945\/","title":{"rendered":"java\u9023\u63a5DB2\u7684\u985e\u578b\u89e3\u8b80"},"content":{"rendered":"<h1 id=\"java-%e9%80%a3%e6%8e%a5-db2-%e7%9a%84%e9%a1%9e%e5%9e%8b%e8%a7%a3%e8%ae%80-AIYMwqbJqC\">Java \u9023\u63a5 DB2 \u7684\u985e\u578b\u89e3\u8b80<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cJava \u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u88ab\u7528\u4f86\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002IBM \u7684 DB2 \u6578\u64da\u5eab\u662f\u4e00\u500b\u5f37\u5927\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u9700\u6c42\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Java \u9023\u63a5 DB2 \u7684\u4e0d\u540c\u985e\u578b\u53ca\u5176\u5be6\u73fe\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"1-jdbc-%e9%80%a3%e6%8e%a5-db2-AIYMwqbJqC\">1. JDBC \u9023\u63a5 DB2<\/h2>\n<p>Java \u6578\u64da\u5eab\u9023\u63a5\uff08JDBC\uff09\u662f\u4e00\u500b Java API\uff0c\u5141\u8a31 Java \u61c9\u7528\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u5c0d\u65bc DB2\uff0cJDBC \u63d0\u4f9b\u4e86\u591a\u7a2e\u9a45\u52d5\u7a0b\u5e8f\u4f86\u652f\u6301\u4e0d\u540c\u7684\u9023\u63a5\u9700\u6c42\u3002<\/p>\n<h3 id=\"1-1-jdbc-%e9%a9%85%e5%8b%95%e9%a1%9e%e5%9e%8b-AIYMwqbJqC\">1.1 JDBC \u9a45\u52d5\u985e\u578b<\/h3>\n<ul>\n<li><strong>\u985e\u578b 1\uff1aJDBC-ODBC \u6865\u63a5\u9a71\u52a8<\/strong> &#8211; \u9019\u7a2e\u9a45\u52d5\u7a0b\u5e8f\u5c07 JDBC \u8abf\u7528\u8f49\u63db\u70ba ODBC \u8abf\u7528\uff0c\u7136\u5f8c\u518d\u8f49\u63db\u70ba DB2 \u7684\u8abf\u7528\u3002\u96d6\u7136\u9019\u7a2e\u65b9\u6cd5\u7c21\u55ae\uff0c\u4f46\u6027\u80fd\u8f03\u5dee\uff0c\u4e14\u4e0d\u518d\u63a8\u85a6\u4f7f\u7528\u3002<\/li>\n<li><strong>\u985e\u578b 2\uff1a\u672c\u5730 API \u9a45\u52d5<\/strong> &#8211; \u9019\u7a2e\u9a45\u52d5\u7a0b\u5e8f\u4f7f\u7528 DB2 \u7684\u672c\u5730 API \u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u6027\u80fd\u8f03\u597d\uff0c\u4f46\u9700\u8981\u5b89\u88dd DB2 \u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u985e\u578b 3\uff1a\u7db2\u7d61\u5354\u8b70\u9a45\u52d5<\/strong> &#8211; \u9019\u7a2e\u9a45\u52d5\u7a0b\u5e8f\u901a\u904e\u4e2d\u9593\u5c64\uff08\u5982\u61c9\u7528\u670d\u52d9\u5668\uff09\u4f86\u8207 DB2 \u9032\u884c\u901a\u4fe1\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u4e26\u4e14\u4e0d\u9700\u8981\u5728\u5ba2\u6236\u7aef\u5b89\u88dd DB2 \u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u985e\u578b 4\uff1a\u7d14 Java \u9a45\u52d5<\/strong> &#8211; \u9019\u662f\u6700\u5e38\u7528\u7684\u9a45\u52d5\u7a0b\u5e8f\uff0c\u5b8c\u5168\u7528 Java \u5be6\u73fe\uff0c\u76f4\u63a5\u8207 DB2 \u9032\u884c\u901a\u4fe1\uff0c\u6027\u80fd\u6700\u4f73\u3002<\/li>\n<\/ul>\n<h3 id=\"1-2-%e9%80%a3%e6%8e%a5%e7%a4%ba%e4%be%8b-AIYMwqbJqC\">1.2 \u9023\u63a5\u793a\u4f8b<\/h3>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class DB2Connection {\n    public static void main(String[] args) {\n        String url = \"jdbc:db2:\/\/localhost:50000\/YOURDB\";\n        String user = \"YOURUSERNAME\";\n        String password = \"YOURPASSWORD\";\n\n        try {\n            Connection conn = DriverManager.getConnection(url, user, password);\n            System.out.println(\"\u6210\u529f\u9023\u63a5\u5230 DB2 \u6578\u64da\u5eab\uff01\");\n            \/\/ \u5728\u6b64\u8655\u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\n            conn.close();\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8-jndi-%e9%80%a3%e6%8e%a5-db2-AIYMwqbJqC\">2. \u4f7f\u7528 JNDI \u9023\u63a5 DB2<\/h2>\n<p>Java \u547d\u540d\u548c\u76ee\u9304\u63a5\u53e3\uff08JNDI\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u67e5\u627e\u548c\u8a2a\u554f\u6578\u64da\u6e90\u7684 API\u3002\u901a\u904e JNDI\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u6578\u64da\u6e90\u7684\u540d\u7a31\u4f86\u7372\u53d6\u9023\u63a5\uff0c\u800c\u4e0d\u9700\u8981\u786c\u7de8\u78bc\u9023\u63a5\u5b57\u7b26\u4e32\u3002<\/p>\n<h3 id=\"2-1-%e9%85%8d%e7%bd%ae-jndi-AIYMwqbJqC\">2.1 \u914d\u7f6e JNDI<\/h3>\n<p>\u5728\u4f7f\u7528 JNDI \u9023\u63a5 DB2 \u4e4b\u524d\uff0c\u9700\u8981\u5728\u61c9\u7528\u670d\u52d9\u5668\u4e2d\u914d\u7f6e\u6578\u64da\u6e90\u3002\u4ee5\u4e0b\u662f\u914d\u7f6e\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u5728\u61c9\u7528\u670d\u52d9\u5668\u7684\u7ba1\u7406\u63a7\u5236\u53f0\u4e2d\u5275\u5efa\u4e00\u500b\u65b0\u7684\u6578\u64da\u6e90\u3002<\/li>\n<li>\u6307\u5b9a JDBC \u9a45\u52d5\u7a0b\u5e8f\u548c\u9023\u63a5 URL\u3002<\/li>\n<li>\u8a2d\u7f6e\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002<\/li>\n<\/ul>\n<h3 id=\"2-2-jndi-%e9%80%a3%e6%8e%a5%e7%a4%ba%e4%be%8b-AIYMwqbJqC\">2.2 JNDI \u9023\u63a5\u793a\u4f8b<\/h3>\n<pre><code>import javax.naming.Context;\nimport javax.naming.InitialContext;\nimport javax.naming.NamingException;\nimport javax.sql.DataSource;\nimport java.sql.Connection;\nimport java.sql.SQLException;\n\npublic class JNDIConnection {\n    public static void main(String[] args) {\n        try {\n            Context ctx = new InitialContext();\n            DataSource ds = (DataSource) ctx.lookup(\"java:comp\/env\/jdbc\/YOURDATASOURCE\");\n            Connection conn = ds.getConnection();\n            System.out.println(\"\u6210\u529f\u901a\u904e JNDI \u9023\u63a5\u5230 DB2 \u6578\u64da\u5eab\uff01\");\n            \/\/ \u5728\u6b64\u8655\u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\n            conn.close();\n        } catch (NamingException | SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"3-%e7%b8%bd%e7%b5%90-AIYMwqbJqC\">3. \u7e3d\u7d50<\/h2>\n<p>Java \u9023\u63a5 DB2 \u7684\u65b9\u5f0f\u4e3b\u8981\u6709 JDBC \u548c JNDI \u5169\u7a2e\u3002JDBC \u63d0\u4f9b\u4e86\u591a\u7a2e\u9a45\u52d5\u7a0b\u5e8f\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u7684\u61c9\u7528\u5834\u666f\uff0c\u800c JNDI \u5247\u63d0\u4f9b\u4e86\u4e00\u7a2e\u66f4\u9748\u6d3b\u7684\u9023\u63a5\u65b9\u5f0f\uff0c\u9069\u5408\u4f01\u696d\u7d1a\u61c9\u7528\u3002\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u65b9\u5f0f\uff0c\u958b\u767c\u8005\u90fd\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u9023\u63a5\u65b9\u5f0f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684 Java \u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u9084\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Java\u9023\u63a5DB2\u7684\u4e0d\u540c\u985e\u578b\uff0c\u4e86\u89e3\u5404\u7a2e\u9023\u63a5\u65b9\u5f0f\u53ca\u5176\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\u6548\u7387\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-61945","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61945","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=61945"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61945\/revisions"}],"predecessor-version":[{"id":61946,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61945\/revisions\/61946"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}