{"id":60133,"date":"2024-10-13T00:19:25","date_gmt":"2024-10-12T16:19:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60133\/"},"modified":"2024-10-13T00:19:25","modified_gmt":"2024-10-12T16:19:25","slug":"c%e8%aa%9e%e8%a8%80%e9%a9%85%e5%8b%95%e9%80%a3%e6%8e%a5mssql%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%a1%e6%81%af%ef%bc%88c%e9%80%a3%e6%8e%a5mssql%e6%9f%a5%e8%a9%a2%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60133\/","title":{"rendered":"C\u8a9e\u8a00\u9a45\u52d5\u9023\u63a5MSSQL\u67e5\u8a62\u6578\u64da\u5eab\u4fe1\u606f\uff08c\u9023\u63a5mssql\u67e5\u8a62\uff09"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e9%a9%85%e5%8b%95%e9%80%a3%e6%8e%a5mssql%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%a1%e6%81%af-YJDHIcwwLt\">C\u8a9e\u8a00\u9a45\u52d5\u9023\u63a5MSSQL\u67e5\u8a62\u6578\u64da\u5eab\u4fe1\u606f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0cC\u8a9e\u8a00\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7cfb\u7d71\u7de8\u7a0b\u548c\u5d4c\u5165\u5f0f\u7cfb\u7d71\u958b\u767c\u3002\u96a8\u8457\u6578\u64da\u5eab\u6280\u8853\u7684\u767c\u5c55\uff0c\u8a31\u591a\u958b\u767c\u8005\u5e0c\u671b\u80fd\u5920\u4f7f\u7528C\u8a9e\u8a00\u4f86\u9023\u63a5\u548c\u67e5\u8a62MSSQL\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u9a45\u52d5\u9023\u63a5MSSQL\uff0c\u4e26\u67e5\u8a62\u6578\u64da\u5eab\u4fe1\u606f\u3002<\/p>\n<h2 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-YJDHIcwwLt\">1. \u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u60a8\u7684\u958b\u767c\u74b0\u5883\u4e2d\u5df2\u5b89\u88dd\u4ee5\u4e0b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li>Microsoft SQL Server<\/li>\n<li>ODBC\u9a45\u52d5\u7a0b\u5e8f<\/li>\n<li>C\u8a9e\u8a00\u7de8\u8b6f\u5668\uff08\u5982GCC\u6216Visual Studio\uff09<\/li>\n<\/ul>\n<p>\u5b89\u88ddODBC\u9a45\u52d5\u7a0b\u5e8f\u5f8c\uff0c\u60a8\u9700\u8981\u914d\u7f6e\u6578\u64da\u6e90\u540d\u7a31\uff08DSN\uff09\uff0c\u4ee5\u4fbfC\u7a0b\u5e8f\u80fd\u5920\u901a\u904eODBC\u9023\u63a5\u5230MSSQL\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8odbc%e9%80%a3%e6%8e%a5mssql-YJDHIcwwLt\">2. \u4f7f\u7528ODBC\u9023\u63a5MSSQL<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528C\u8a9e\u8a00\u901a\u904eODBC\u9023\u63a5MSSQL\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"2-1-%e5%8c%85%e5%90%ab%e5%bf%85%e8%a6%81%e7%9a%84%e9%a0%ad%e6%96%87%e4%bb%b6-YJDHIcwwLt\">2.1 \u5305\u542b\u5fc5\u8981\u7684\u982d\u6587\u4ef6<\/h3>\n<pre><code>#include &lt;stdio.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;string.h&gt;\n#include &lt;sql.h&gt;\n#include &lt;sqlext.h&gt;\n<\/code><\/pre>\n<h3 id=\"2-2-%e5%88%9d%e5%a7%8b%e5%8c%96odbc%e7%92%b0%e5%a2%83-YJDHIcwwLt\">2.2 \u521d\u59cb\u5316ODBC\u74b0\u5883<\/h3>\n<pre><code>SQLHENV hEnv;\nSQLHDBC hDbc;\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<\/code><\/pre>\n<h3 id=\"2-3-%e9%80%a3%e6%8e%a5%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab-YJDHIcwwLt\">2.3 \u9023\u63a5\u5230\u6578\u64da\u5eab<\/h3>\n<pre><code>SQLCHAR dsn[] = \"DSN=YourDataSourceName;\";\nSQLCHAR user[] = \"YourUsername\";\nSQLCHAR password[] = \"YourPassword\";\n\nret = SQLDriverConnect(hDbc, NULL, dsn, SQL_NTS, user, SQL_NTS, password, SQL_NTS);\nif (ret == SQL_SUCCESS || ret == SQL_SUCCESS_WITH_INFO) {\n    printf(\"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01n\");\n} else {\n    printf(\"\u9023\u63a5\u5931\u6557\uff01n\");\n}\n<\/code><\/pre>\n<h3 id=\"2-4-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-YJDHIcwwLt\">2.4 \u67e5\u8a62\u6578\u64da<\/h3>\n<pre><code>SQLHSTMT hStmt;\nSQLAllocHandle(SQL_HANDLE_STMT, hDbc, &amp;hStmt);\n\nSQLCHAR *query = (SQLCHAR *)\"SELECT * FROM YourTableName\";\nSQLExecDirect(hStmt, query, SQL_NTS);\n\n\/\/ \u8b80\u53d6\u67e5\u8a62\u7d50\u679c\nwhile (SQLFetch(hStmt) == SQL_SUCCESS) {\n    \/\/ \u5047\u8a2d\u8868\u4e2d\u6709\u4e00\u5217\u70baname\n    SQLCHAR name[50];\n    SQLGetData(hStmt, 1, SQL_C_CHAR, name, sizeof(name), NULL);\n    printf(\"Name: %sn\", name);\n}\n\n\/\/ \u91cb\u653e\u8cc7\u6e90\nSQLFreeHandle(SQL_HANDLE_STMT, hStmt);\n<\/code><\/pre>\n<h3 id=\"2-5-%e9%97%9c%e9%96%89%e9%80%a3%e6%8e%a5-YJDHIcwwLt\">2.5 \u95dc\u9589\u9023\u63a5<\/h3>\n<pre><code>SQLDisconnect(hDbc);\nSQLFreeHandle(SQL_HANDLE_DBC, hDbc);\nSQLFreeHandle(SQL_HANDLE_ENV, hEnv);\n<\/code><\/pre>\n<h2 id=\"3-%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-YJDHIcwwLt\">3. \u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u5be6\u969b\u958b\u767c\u4e2d\uff0c\u932f\u8aa4\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u7372\u53d6\u932f\u8aa4\u4fe1\u606f\uff1a<\/p>\n<pre><code>SQLCHAR sqlState[6];\nSQLINTEGER nativeError;\nSQLCHAR errorMsg[256];\nSQLSMALLINT textLength;\n\nSQLGetDiagRec(SQL_HANDLE_DBC, hDbc, 1, sqlState, &amp;nativeError, errorMsg, sizeof(errorMsg), &amp;textLength);\nprintf(\"SQLState: %s, NativeError: %d, ErrorMsg: %sn\", sqlState, nativeError, errorMsg);\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YJDHIcwwLt\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528C\u8a9e\u8a00\u6210\u529f\u9023\u63a5\u5230MSSQL\u6578\u64da\u5eab\u4e26\u67e5\u8a62\u6578\u64da\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u9ad8\u6548\uff0c\u9084\u80fd\u5920\u5145\u5206\u5229\u7528C\u8a9e\u8a00\u7684\u6027\u80fd\u512a\u52e2\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u5834\u666f\uff0c\u9019\u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u4f01\u696d\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u89e3\u6c7a\u65b9\u6848\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528C\u8a9e\u8a00\u9023\u63a5MSSQL\u6578\u64da\u5eab\uff0c\u5be6\u73fe\u9ad8\u6548\u67e5\u8a62\u548c\u6578\u64da\u64cd\u4f5c\uff0c\u8f15\u9b06\u7372\u53d6\u6240\u9700\u4fe1\u606f\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-60133","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60133","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=60133"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60133\/revisions"}],"predecessor-version":[{"id":60134,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60133\/revisions\/60134"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}