{"id":62135,"date":"2024-10-13T16:29:16","date_gmt":"2024-10-13T08:29:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62135\/"},"modified":"2024-10-13T16:29:16","modified_gmt":"2024-10-13T08:29:16","slug":"jdbc%e9%80%a3%e6%8e%a5db2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%8d%b7%e5%be%91","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62135\/","title":{"rendered":"JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u201c\u6377\u5f91\u201d"},"content":{"rendered":"<h1 id=\"jdbc%e9%80%a3%e6%8e%a5db2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%8d%b7%e5%be%91-VmfmTZmkLv\">JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u201c\u6377\u5f91\u201d<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Java\u6578\u64da\u5eab\u9023\u63a5\uff08JDBC\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684API\uff0c\u5141\u8a31Java\u61c9\u7528\u7a0b\u5e8f\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528JDBC\u9023\u63a5IBM\u7684DB2\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u201c\u6377\u5f91\u201d\u4f86\u7c21\u5316\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afjdbc%ef%bc%9f-VmfmTZmkLv\">\u4ec0\u9ebc\u662fJDBC\uff1f<\/h2>\n<p>Java\u6578\u64da\u5eab\u9023\u63a5\uff08JDBC\uff09\u662f\u4e00\u500bJava API\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6a19\u6e96\u7684\u65b9\u6cd5\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528Java\u7de8\u7a0b\u8a9e\u8a00\u4f86\u57f7\u884cSQL\u67e5\u8a62\u3001\u66f4\u65b0\u6578\u64da\u548c\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u3002JDBC\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u5305\u62ecDB2\u3001MySQL\u3001Oracle\u7b49\u3002<\/p>\n<h2 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a6%82%e8%bf%b0-VmfmTZmkLv\">DB2\u6578\u64da\u5eab\u6982\u8ff0<\/h2>\n<p>IBM\u7684DB2\u662f\u4e00\u500b\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002DB2\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\u548c\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u4e26\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u529f\u80fd\u3002\u4f7f\u7528JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u5145\u5206\u767c\u63ee\u5176\u5f37\u5927\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002<\/p>\n<h2 id=\"%e9%80%a3%e6%8e%a5db2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-VmfmTZmkLv\">\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e6%b7%bb%e5%8a%a0jdbc%e9%a9%85%e5%8b%95%e7%a8%8b%e5%ba%8f-VmfmTZmkLv\">1. \u6dfb\u52a0JDBC\u9a45\u52d5\u7a0b\u5e8f<\/h3>\n<p>\u8981\u4f7f\u7528JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\uff0c\u9996\u5148\u9700\u8981\u4e0b\u8f09\u4e26\u6dfb\u52a0DB2\u7684JDBC\u9a45\u52d5\u7a0b\u5e8f\u3002\u9019\u901a\u5e38\u662f\u4e00\u500b\u540d\u70ba\u201cdb2jcc.jar\u201d\u7684\u6587\u4ef6\u3002\u5c07\u5176\u653e\u7f6e\u5728Java\u9805\u76ee\u7684\u985e\u8def\u5f91\u4e2d\u3002<\/p>\n<h3 id=\"2-%e5%8a%a0%e8%bc%89jdbc%e9%a9%85%e5%8b%95%e7%a8%8b%e5%ba%8f-VmfmTZmkLv\">2. \u52a0\u8f09JDBC\u9a45\u52d5\u7a0b\u5e8f<\/h3>\n<p>\u5728Java\u4ee3\u78bc\u4e2d\uff0c\u9700\u8981\u52a0\u8f09DB2\u7684JDBC\u9a45\u52d5\u7a0b\u5e8f\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u4ee3\u78bc\u5be6\u73fe\uff1a<\/p>\n<pre><code>Class.forName(\"com.ibm.db2.jcc.DB2Driver\");<\/code><\/pre>\n<h3 id=\"3-%e5%bb%ba%e7%ab%8b%e9%80%a3%e6%8e%a5-VmfmTZmkLv\">3. \u5efa\u7acb\u9023\u63a5<\/h3>\n<p>\u4f7f\u7528DriverManager\u985e\u4f86\u5efa\u7acb\u8207DB2\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u9023\u63a5\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>String url = \"jdbc:db2:\/\/localhost:50000\/YOUR_DATABASE\";\nString user = \"YOUR_USERNAME\";\nString password = \"YOUR_PASSWORD\";\n\nConnection connection = DriverManager.getConnection(url, user, password);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u8acb\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u66ff\u63db\u201cYOUR_DATABASE\u201d\u3001\u201cYOUR_USERNAME\u201d\u548c\u201cYOUR_PASSWORD\u201d\u3002<\/p>\n<h3 id=\"4-%e5%9f%b7%e8%a1%8csql%e6%9f%a5%e8%a9%a2-VmfmTZmkLv\">4. \u57f7\u884cSQL\u67e5\u8a62<\/h3>\n<p>\u4e00\u65e6\u5efa\u7acb\u4e86\u9023\u63a5\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528Statement\u6216PreparedStatement\u4f86\u57f7\u884cSQL\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>Statement statement = connection.createStatement();\nResultSet resultSet = statement.executeQuery(\"SELECT * FROM YOUR_TABLE\");\n\nwhile (resultSet.next()) {\n    System.out.println(resultSet.getString(\"COLUMN_NAME\"));\n}<\/code><\/pre>\n<h3 id=\"5-%e9%97%9c%e9%96%89%e9%80%a3%e6%8e%a5-VmfmTZmkLv\">5. \u95dc\u9589\u9023\u63a5<\/h3>\n<p>\u5728\u5b8c\u6210\u6578\u64da\u5eab\u64cd\u4f5c\u5f8c\uff0c\u52d9\u5fc5\u95dc\u9589\u9023\u63a5\u4ee5\u91cb\u653e\u8cc7\u6e90\uff1a<\/p>\n<pre><code>resultSet.close();\nstatement.close();\nconnection.close();<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8jdbc%e7%9a%84%e6%8d%b7%e5%be%91-VmfmTZmkLv\">\u4f7f\u7528JDBC\u7684\u6377\u5f91<\/h2>\n<p>\u5728\u4f7f\u7528JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\u6642\uff0c\u6709\u4e00\u4e9b\u6280\u5de7\u53ef\u4ee5\u5e6b\u52a9\u7c21\u5316\u904e\u7a0b\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u9023\u63a5\u6c60\uff1a<\/strong>\u9023\u63a5\u6c60\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u6e1b\u5c11\u6bcf\u6b21\u8acb\u6c42\u6642\u5efa\u7acb\u65b0\u9023\u63a5\u7684\u958b\u92b7\u3002<\/li>\n<li><strong>\u4f7f\u7528ORM\u6846\u67b6\uff1a<\/strong>\u5982Hibernate\u6216JPA\uff0c\u53ef\u4ee5\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u6e1b\u5c11\u624b\u52d5\u7de8\u5bebSQL\u7684\u9700\u8981\u3002<\/li>\n<li><strong>\u7570\u5e38\u8655\u7406\uff1a<\/strong>\u78ba\u4fdd\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u9069\u7576\u8655\u7406SQLException\uff0c\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-VmfmTZmkLv\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u4f7f\u7528JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\uff0c\u4e26\u5229\u7528\u5176\u5f37\u5927\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002\u7121\u8ad6\u662f\u958b\u767c\u4f01\u696d\u61c9\u7528\u9084\u662f\u9032\u884c\u6578\u64da\u5206\u6790\uff0c\u638c\u63e1JDBC\u7684\u4f7f\u7528\u90fd\u662f\u4e00\u9805\u91cd\u8981\u6280\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u670d\u52d9\uff0c\u63d0\u4f9b\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9078\u64c7\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22JDBC\u9023\u63a5DB2\u6578\u64da\u5eab\u7684\u6377\u5f91\uff0c\u7c21\u5316\u958b\u767c\u6d41\u7a0b\uff0c\u63d0\u5347\u6548\u7387\uff0c\u5feb\u901f\u5be6\u73fe\u6578\u64da\u8a2a\u554f\u8207\u64cd\u4f5c\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-62135","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62135","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=62135"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62135\/revisions"}],"predecessor-version":[{"id":62136,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62135\/revisions\/62136"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=62135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=62135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=62135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}