{"id":161915,"date":"2024-11-04T10:24:27","date_gmt":"2024-11-04T02:24:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161915\/"},"modified":"2024-11-04T10:24:27","modified_gmt":"2024-11-04T02:24:27","slug":"%e8%a8%98%e9%8c%84%ef%bc%9a%e4%bd%bf%e7%94%a8-java-%e5%af%a6%e7%8f%be%e4%b8%80%e6%ac%a1%e6%b7%bb%e5%8a%a0%e5%a4%9a%e6%a2%9d%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84-java-%e4%b8%80%e6%ac%a1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161915\/","title":{"rendered":"\u8a18\u9304\uff1a\u4f7f\u7528 Java \u5be6\u73fe\u4e00\u6b21\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab\u8a18\u9304 (java \u4e00\u6b21\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e8%a8%98%e9%8c%84%ef%bc%9a%e4%bd%bf%e7%94%a8-java-%e5%af%a6%e7%8f%be%e4%b8%80%e6%ac%a1%e6%b7%bb%e5%8a%a0%e5%a4%9a%e6%a2%9d%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84-qLgKRUPfuT\">\u8a18\u9304\uff1a\u4f7f\u7528 Java \u5be6\u73fe\u4e00\u6b21\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab\u8a18\u9304<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5c24\u5176\u662f\u5728\u9700\u8981\u6279\u91cf\u63d2\u5165\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 Java \u4f86\u5be6\u73fe\u4e00\u6b21\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab\u8a18\u9304\u7684\u529f\u80fd\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 Java \u9032\u884c\u6279\u91cf\u63d2\u5165\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%ef%bc%9f-qLgKRUPfuT\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6279\u91cf\u63d2\u5165\uff1f<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u958b\u767c\u8005\u9700\u8981\u5c07\u5927\u91cf\u6578\u64da\u4e00\u6b21\u6027\u5beb\u5165\u6578\u64da\u5eab\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u63d2\u5165\u7684\u6548\u7387\uff0c\u9084\u80fd\u6e1b\u5c11\u8207\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u6b21\u6578\uff0c\u5f9e\u800c\u964d\u4f4e\u5ef6\u9072\u548c\u8cc7\u6e90\u6d88\u8017\u3002\u6279\u91cf\u63d2\u5165\u7279\u5225\u9069\u5408\u65bc\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u9077\u79fb\uff1a\u5c07\u5927\u91cf\u6578\u64da\u5f9e\u4e00\u500b\u7cfb\u7d71\u8f49\u79fb\u5230\u53e6\u4e00\u500b\u7cfb\u7d71\u3002<\/li>\n<li>\u6578\u64da\u5c0e\u5165\uff1a\u5f9e CSV \u6216\u5176\u4ed6\u683c\u5f0f\u7684\u6587\u4ef6\u4e2d\u5c0e\u5165\u6578\u64da\u3002<\/li>\n<li>\u65e5\u8a8c\u8a18\u9304\uff1a\u5728\u9ad8\u983b\u7387\u7684\u65e5\u8a8c\u8a18\u9304\u5834\u666f\u4e2d\uff0c\u6279\u91cf\u63d2\u5165\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8-jdbc-%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5-qLgKRUPfuT\">\u4f7f\u7528 JDBC \u9032\u884c\u6279\u91cf\u63d2\u5165<\/h2>\n<p>Java Database Connectivity (JDBC) \u662f Java \u63d0\u4f9b\u7684\u4e00\u500b API\uff0c\u7528\u65bc\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u4f7f\u7528 JDBC \u9032\u884c\u6279\u91cf\u63d2\u5165\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\u3002<\/li>\n<li>\u6e96\u5099 SQL \u8a9e\u53e5\u3002<\/li>\n<li>\u4f7f\u7528\u6279\u8655\u7406\u529f\u80fd\u6dfb\u52a0\u591a\u689d\u8a18\u9304\u3002<\/li>\n<li>\u57f7\u884c\u6279\u8655\u7406\u4e26\u95dc\u9589\u9023\u63a5\u3002<\/li>\n<\/ol>\n<h3 id=\"%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-qLgKRUPfuT\">\u4ee3\u78bc\u793a\u4f8b<\/h3>\n<pre><code>\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.PreparedStatement;\nimport java.sql.SQLException;\n\npublic class BatchInsertExample {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n\n        Connection connection = null;\n        PreparedStatement preparedStatement = null;\n\n        try {\n            \/\/ \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\n            connection = DriverManager.getConnection(url, user, password);\n            connection.setAutoCommit(false); \/\/ \u95dc\u9589\u81ea\u52d5\u63d0\u4ea4\n\n            \/\/ \u6e96\u5099 SQL \u8a9e\u53e5\n            String sql = \"INSERT INTO your_table (column1, column2) VALUES (?, ?)\";\n            preparedStatement = connection.prepareStatement(sql);\n\n            \/\/ \u6dfb\u52a0\u591a\u689d\u8a18\u9304\n            for (int i = 1; i &lt;= 1000; i++) {\n                preparedStatement.setString(1, &quot;Value &quot; + i);\n                preparedStatement.setInt(2, i);\n                preparedStatement.addBatch(); \/\/ \u5c07\u7576\u524d\u8a18\u9304\u6dfb\u52a0\u5230\u6279\u8655\u7406\u4e2d\n\n                \/\/ \u6bcf 100 \u689d\u8a18\u9304\u57f7\u884c\u4e00\u6b21\u6279\u8655\u7406\n                if (i % 100 == 0) {\n                    preparedStatement.executeBatch();\n                }\n            }\n\n            \/\/ \u57f7\u884c\u5269\u9918\u7684\u6279\u8655\u7406\n            preparedStatement.executeBatch();\n            connection.commit(); \/\/ \u63d0\u4ea4\u4e8b\u52d9\n\n        } catch (SQLException e) {\n            e.printStackTrace();\n            if (connection != null) {\n                try {\n                    connection.rollback(); \/\/ \u56de\u6efe\u4e8b\u52d9\n                } catch (SQLException ex) {\n                    ex.printStackTrace();\n                }\n            }\n        } finally {\n            \/\/ \u95dc\u9589\u8cc7\u6e90\n            try {\n                if (preparedStatement != null) preparedStatement.close();\n                if (connection != null) connection.close();\n            } catch (SQLException e) {\n                e.printStackTrace();\n            }\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-qLgKRUPfuT\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c\u6279\u91cf\u63d2\u5165\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u4e8b\u52d9\u7ba1\u7406\uff1a<\/strong>\u78ba\u4fdd\u5728\u6279\u91cf\u63d2\u5165\u904e\u7a0b\u4e2d\u6b63\u78ba\u7ba1\u7406\u4e8b\u52d9\uff0c\u4ee5\u907f\u514d\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u6839\u64da\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u8abf\u6574\u6bcf\u6b21\u57f7\u884c\u6279\u8655\u7406\u7684\u8a18\u9304\u6578\u91cf\uff0c\u4ee5\u7372\u5f97\u6700\u4f73\u6027\u80fd\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u6279\u91cf\u63d2\u5165\u904e\u7a0b\u4e2d\uff0c\u61c9\u59a5\u5584\u8655\u7406\u53ef\u80fd\u51fa\u73fe\u7684 SQL \u7570\u5e38\uff0c\u4e26\u8003\u616e\u56de\u6efe\u4e8b\u52d9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qLgKRUPfuT\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528 Java \u9032\u884c\u6279\u91cf\u63d2\u5165\u662f\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u65b9\u6cd5\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6027\u80fd\u3002\u901a\u904e JDBC\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u4e00\u6b21\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab\u8a18\u9304\u7684\u529f\u80fd\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u9077\u79fb\u3001\u5c0e\u5165\u9084\u662f\u65e5\u8a8c\u8a18\u9304\u7684\u5834\u666f\u4e2d\uff0c\u6279\u91cf\u63d2\u5165\u90fd\u80fd\u63d0\u4f9b\u826f\u597d\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 Java \u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u689d\u6578\u64da\u5eab\u8a18\u9304\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\u6d41\u7a0b\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-161915","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161915","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=161915"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161915\/revisions"}],"predecessor-version":[{"id":161916,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161915\/revisions\/161916"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}