{"id":60219,"date":"2024-10-13T01:02:15","date_gmt":"2024-10-12T17:02:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60219\/"},"modified":"2024-10-13T01:02:15","modified_gmt":"2024-10-12T17:02:15","slug":"c%e8%aa%9e%e8%a8%80%e4%b8%ad%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%8b%e5%8b%99%e5%9b%9e%e6%bb%be%e6%93%8d%e4%bd%9c%ef%bc%9f-c%e5%a6%82%e4%bd%95%e5%9f%b7%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60219\/","title":{"rendered":"C\u8a9e\u8a00\u4e2d\u5982\u4f55\u5be6\u73fe\u6578\u64da\u5eab\u4e8b\u52d9\u56de\u6efe\u64cd\u4f5c\uff1f (c\u5982\u4f55\u57f7\u884c\u6578\u64da\u5eab\u4e8b\u52d9\u56de\u6efe)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e4%b8%ad%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%8b%e5%8b%99%e5%9b%9e%e6%bb%be%e6%93%8d%e4%bd%9c%ef%bc%9f-VNGMEJEQYg\">C\u8a9e\u8a00\u4e2d\u5982\u4f55\u5be6\u73fe\u6578\u64da\u5eab\u4e8b\u52d9\u56de\u6efe\u64cd\u4f5c\uff1f<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4e8b\u52d9\u7ba1\u7406\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e8b\u52d9\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u7279\u5225\u662f\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\u3002\u7576\u4e00\u500b\u4e8b\u52d9\u57f7\u884c\u5931\u6557\u6642\uff0c\u56de\u6efe\u64cd\u4f5c\u53ef\u4ee5\u5c07\u6578\u64da\u5eab\u6062\u5fa9\u5230\u4e8b\u52d9\u958b\u59cb\u4e4b\u524d\u7684\u72c0\u614b\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728C\u8a9e\u8a00\u4e2d\u5be6\u73fe\u6578\u64da\u5eab\u4e8b\u52d9\u7684\u56de\u6efe\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%8b%e5%8b%99%ef%bc%9f-VNGMEJEQYg\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u4e8b\u52d9\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002\u4e8b\u52d9\u9075\u5faaACID\u539f\u5247\uff0c\u5373\u539f\u5b50\u6027\u3001\u4e00\u81f4\u6027\u3001\u9694\u96e2\u6027\u548c\u6301\u4e45\u6027\u3002\u7576\u4e8b\u52d9\u4e2d\u7684\u67d0\u500b\u64cd\u4f5c\u5931\u6557\u6642\uff0c\u5fc5\u9808\u57f7\u884c\u56de\u6efe\u64cd\u4f5c\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u72c0\u614b\u4e0d\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n<h2 id=\"c%e8%aa%9e%e8%a8%80%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%80%a3%e6%8e%a5-VNGMEJEQYg\">C\u8a9e\u8a00\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528ODBC\uff08Open Database Connectivity\uff09\u6216\u7279\u5b9a\u6578\u64da\u5eab\u7684API\u4f86\u9023\u63a5\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528ODBC\u9023\u63a5\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>\n#include &lt;stdio.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;sql.h&gt;\n#include &lt;sqlext.h&gt;\n\nSQLHENV hEnv;\nSQLHDBC hDbc;\nSQLHSTMT hStmt;\nSQLRETURN ret;\n\n\/\/ \u521d\u59cb\u5316ODBC\u74b0\u5883\nSQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &amp;hEnv);\nSQLSetEnvAttr(hEnv, SQL_ATTR_ODBC_VERSION, (SQLPOINTER)SQL_OV_ODBC3, 0);\nSQLAllocHandle(SQL_HANDLE_DBC, hEnv, &amp;hDbc);\n\n\/\/ \u9023\u63a5\u5230\u6578\u64da\u5eab\nSQLDriverConnect(hDbc, NULL, (SQLCHAR *)\"DSN=your_dsn;UID=your_username;PWD=your_password;\", SQL_NTS, NULL, 0, NULL, SQL_DRIVER_COMPLETE);\n<\/code><\/pre>\n<h2 id=\"%e5%af%a6%e7%8f%be%e4%ba%8b%e5%8b%99%e5%9b%9e%e6%bb%be-VNGMEJEQYg\">\u5be6\u73fe\u4e8b\u52d9\u56de\u6efe<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\u5be6\u73fe\u4e8b\u52d9\u56de\u6efe\u7684\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u555f\u52d5\u4e8b\u52d9\u3002<\/li>\n<li>\u57f7\u884c\u4e00\u7cfb\u5217SQL\u64cd\u4f5c\u3002<\/li>\n<li>\u6839\u64da\u64cd\u4f5c\u7d50\u679c\u6c7a\u5b9a\u662f\u5426\u63d0\u4ea4\u6216\u56de\u6efe\u4e8b\u52d9\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728C\u8a9e\u8a00\u4e2d\u5be6\u73fe\u4e8b\u52d9\u7684\u56de\u6efe\u64cd\u4f5c\uff1a<\/p>\n<pre><code>\nSQLAllocHandle(SQL_HANDLE_STMT, hDbc, &amp;hStmt);\n\n\/\/ \u958b\u59cb\u4e8b\u52d9\nSQLSetConnectAttr(hDbc, SQL_ATTR_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF, SQL_IS_UINTEGER);\n\n\/\/ \u57f7\u884cSQL\u64cd\u4f5c\nSQLExecDirect(hStmt, (SQLCHAR *)\"INSERT INTO your_table (column1) VALUES ('value1')\", SQL_NTS);\nif (some_error_condition) {\n    \/\/ \u56de\u6efe\u4e8b\u52d9\n    SQLRollback(hDbc);\n} else {\n    \/\/ \u63d0\u4ea4\u4e8b\u52d9\n    SQLCommit(hDbc);\n}\n\n\/\/ \u91cb\u653e\u8cc7\u6e90\nSQLFreeHandle(SQL_HANDLE_STMT, hStmt);\nSQLDisconnect(hDbc);\nSQLFreeHandle(SQL_HANDLE_DBC, hDbc);\nSQLFreeHandle(SQL_HANDLE_ENV, hEnv);\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-VNGMEJEQYg\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u5be6\u73fe\u4e8b\u52d9\u56de\u6efe\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u5728\u958b\u59cb\u4e8b\u52d9\u4e4b\u524d\u7981\u7528\u81ea\u52d5\u63d0\u4ea4\u6a21\u5f0f\u3002<\/li>\n<li>\u5728\u57f7\u884cSQL\u64cd\u4f5c\u5f8c\uff0c\u6839\u64da\u64cd\u4f5c\u7d50\u679c\u6c7a\u5b9a\u662f\u5426\u63d0\u4ea4\u6216\u56de\u6efe\u3002<\/li>\n<li>\u5728\u56de\u6efe\u6216\u63d0\u4ea4\u5f8c\uff0c\u91cb\u653e\u6240\u6709\u8cc7\u6e90\u4ee5\u907f\u514d\u5167\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n<h2 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href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728C\u8a9e\u8a00\u4e2d\u5be6\u73fe\u6578\u64da\u5eab\u4e8b\u52d9\u56de\u6efe\u64cd\u4f5c\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u640d\u5931\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-60219","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60219","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=60219"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60219\/revisions"}],"predecessor-version":[{"id":60220,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60219\/revisions\/60220"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}