{"id":60143,"date":"2024-10-13T00:24:19","date_gmt":"2024-10-12T16:24:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60143\/"},"modified":"2024-10-13T00:24:19","modified_gmt":"2024-10-12T16:24:19","slug":"c%e8%aa%9e%e8%a8%80%e7%94%9f%e6%88%90%e9%a0%85%e7%9b%ae%e5%a6%82%e4%bd%95%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e5%a4%be%ef%bc%9f-c%e7%94%9f%e6%88%90%e7%9a%84%e9%a0%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60143\/","title":{"rendered":"C\u8a9e\u8a00\u751f\u6210\u9805\u76ee\u5982\u4f55\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\uff1f (c\u751f\u6210\u7684\u9805\u76ee\u600e\u9ebc\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e7%94%9f%e6%88%90%e9%a0%85%e7%9b%ae%e5%a6%82%e4%bd%95%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e5%a4%be%ef%bc%9f-gtSdjCHZJb\">C\u8a9e\u8a00\u751f\u6210\u9805\u76ee\u5982\u4f55\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u7cfb\u7d71\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u95dc\u9375\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u4f7f\u7528C\u8a9e\u8a00\u958b\u767c\u7684\u9805\u76ee\uff0c\u5982\u4f55\u6709\u6548\u5730\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\u662f\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728C\u8a9e\u8a00\u751f\u6210\u7684\u9805\u76ee\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"1-%e7%90%86%e8%a7%a3%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-gtSdjCHZJb\">1. \u7406\u89e3\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u6df1\u5165\u9023\u63a5\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5\u3002\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u7528\u65bc\u5b58\u5132\u3001\u7ba1\u7406\u548c\u6aa2\u7d22\u6578\u64da\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u5305\u62ec\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MySQL\u3001PostgreSQL\uff09\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\u3002\u5728C\u8a9e\u8a00\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528API\u6216\u5eab\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/p>\n<h2 id=\"2-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab-gtSdjCHZJb\">2. \u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5c0d\u65bcC\u8a9e\u8a00\u958b\u767c\u8005\u4f86\u8aaa\uff0cMySQL\u548cSQLite\u662f\u5169\u500b\u5e38\u898b\u7684\u9078\u64c7\u3002MySQL\u9069\u5408\u9700\u8981\u591a\u7528\u6236\u8a2a\u554f\u7684\u61c9\u7528\uff0c\u800cSQLite\u5247\u9069\u5408\u8f15\u91cf\u7d1a\u7684\u61c9\u7528\uff0c\u56e0\u70ba\u5b83\u662f\u4e00\u500b\u5d4c\u5165\u5f0f\u6578\u64da\u5eab\uff0c\u7121\u9700\u5b89\u88dd\u670d\u52d9\u5668\u3002<\/p>\n<h2 id=\"3-%e5%ae%89%e8%a3%9d%e5%bf%85%e8%a6%81%e7%9a%84%e5%ba%ab-gtSdjCHZJb\">3. \u5b89\u88dd\u5fc5\u8981\u7684\u5eab<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\u9023\u63a5\u6578\u64da\u5eab\uff0c\u901a\u5e38\u9700\u8981\u5b89\u88dd\u76f8\u61c9\u7684\u5eab\u3002\u4f8b\u5982\uff0c\u5c0d\u65bcMySQL\uff0c\u53ef\u4ee5\u4f7f\u7528MySQL C API\uff1b\u5c0d\u65bcSQLite\uff0c\u53ef\u4ee5\u4f7f\u7528SQLite C API\u3002\u4ee5\u4e0b\u662f\u5b89\u88dd\u9019\u4e9b\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u5c0d\u65bcMySQL\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\uff1a<\/li>\n<pre><code>sudo apt-get install libmysqlclient-dev<\/code><\/pre>\n<li>\u5c0d\u65bcSQLite\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\uff1a<\/li>\n<pre><code>sudo apt-get install libsqlite3-dev<\/code><\/pre>\n<\/ul>\n<h2 id=\"4-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-gtSdjCHZJb\">4. \u9023\u63a5\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528C\u8a9e\u8a00\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u5305\u542b\u5fc5\u8981\u7684\u982d\u6587\u4ef6\uff1a<\/li>\n<pre><code>#include <\/code><\/pre>\n<li>\u521d\u59cb\u5316MySQL\u5eab\uff1a<\/li>\n<pre><code>mysql_library_init(0, NULL, NULL);<\/code><\/pre>\n<li>\u5275\u5efa\u4e00\u500bMySQL\u9023\u63a5\u5c0d\u8c61\uff1a<\/li>\n<pre><code>MYSQL *conn = mysql_init(NULL);<\/code><\/pre>\n<li>\u9023\u63a5\u5230\u6578\u64da\u5eab\uff1a<\/li>\n<pre><code>if (mysql_real_connect(conn, \"host\", \"user\", \"password\", \"database\", 0, NULL, 0) == NULL) {\n        fprintf(stderr, \"mysql_real_connect() failedn\");\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }<\/code><\/pre>\n<li>\u57f7\u884c\u67e5\u8a62\uff1a<\/li>\n<pre><code>if (mysql_query(conn, \"SELECT * FROM table_name\")) {\n        fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n    }<\/code><\/pre>\n<li>\u95dc\u9589\u9023\u63a5\uff1a<\/li>\n<pre><code>mysql_close(conn);<\/code><\/pre>\n<\/ol>\n<h2 id=\"5-%e4%bd%bf%e7%94%a8sqlite%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-gtSdjCHZJb\">5. \u4f7f\u7528SQLite\u9023\u63a5\u6578\u64da\u5eab<\/h2>\n<p>\u5c0d\u65bcSQLite\uff0c\u9023\u63a5\u6578\u64da\u5eab\u7684\u6b65\u9a5f\u7a0d\u6709\u4e0d\u540c\uff1a<\/p>\n<ol>\n<li>\u5305\u542b\u5fc5\u8981\u7684\u982d\u6587\u4ef6\uff1a<\/li>\n<pre><code>#include <\/code><\/pre>\n<li>\u6253\u958b\u6578\u64da\u5eab\uff1a<\/li>\n<pre><code>sqlite3 *db;\n    if (sqlite3_open(\"database.db\", &amp;db) != SQLITE_OK) {\n        fprintf(stderr, \"Cannot open database: %sn\", sqlite3_errmsg(db));\n    }<\/code><\/pre>\n<li>\u57f7\u884c\u67e5\u8a62\uff1a<\/li>\n<pre><code>char *errMsg;\n    if (sqlite3_exec(db, \"SELECT * FROM table_name\", NULL, 0, &amp;errMsg) != SQLITE_OK) {\n        fprintf(stderr, \"SQL error: %sn\", errMsg);\n        sqlite3_free(errMsg);\n    }<\/code><\/pre>\n<li>\u95dc\u9589\u6578\u64da\u5eab\uff1a<\/li>\n<pre><code>sqlite3_close(db);<\/code><\/pre>\n<\/ol>\n<h2 id=\"6-%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e5%8f%8a%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-gtSdjCHZJb\">6. \u5e38\u898b\u554f\u984c\u53ca\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u5728\u9023\u63a5\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u554f\u984c\uff0c\u4f8b\u5982\u9023\u63a5\u5931\u6557\u3001\u67e5\u8a62\u932f\u8aa4\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u9023\u63a5\u53c3\u6578\u662f\u5426\u6b63\u78ba\uff0c\u5305\u62ec\u4e3b\u6a5f\u540d\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002<\/li>\n<li>\u78ba\u4fdd\u6578\u64da\u5eab\u670d\u52d9\u5668\u6b63\u5728\u904b\u884c\u3002<\/li>\n<li>\u67e5\u770b\u932f\u8aa4\u4fe1\u606f\uff0c\u6839\u64da\u63d0\u793a\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gtSdjCHZJb\">\u7e3d\u7d50<\/h2>\n<p>\u5728C\u8a9e\u8a00\u751f\u6210\u7684\u9805\u76ee\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\u662f\u4e00\u500b\u91cd\u8981\u7684\u6280\u80fd\u3002\u901a\u904e\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u3001\u5b89\u88dd\u5fc5\u8981\u7684\u5eab\u4ee5\u53ca\u9075\u5faa\u6b63\u78ba\u7684\u9023\u63a5\u6b65\u9a5f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002\u7121\u8ad6\u662f\u4f7f\u7528MySQL\u9084\u662fSQLite\uff0c\u7406\u89e3\u5176\u57fa\u672c\u64cd\u4f5c\u90fd\u662f\u6210\u529f\u7684\u95dc\u9375\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728C\u8a9e\u8a00\u751f\u6210\u7684\u9805\u76ee\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u6587\u4ef6\u593e\uff0c\u5be6\u73fe\u6578\u64da\u5b58\u53d6\u8207\u7ba1\u7406\u7684\u9ad8\u6548\u6574\u5408\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-60143","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60143","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=60143"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60143\/revisions"}],"predecessor-version":[{"id":60144,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60143\/revisions\/60144"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}