{"id":2395,"date":"2025-03-05T22:56:01","date_gmt":"2025-03-05T14:56:01","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2395"},"modified":"2025-03-05T22:56:01","modified_gmt":"2025-03-05T14:56:01","slug":"sqlite-c-c","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/05\/sqlite-c-c\/","title":{"rendered":"SQLite &#8211; C\/C++"},"content":{"rendered":"\n<p>SQLite \u63d0\u4f9b\u4e86\u4e00\u4e2a <strong>C \u8bed\u8a00\u63a5\u53e3<\/strong>\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u4f7f\u7528 <strong>C\/C++ \u76f4\u63a5\u64cd\u4f5c SQLite \u6570\u636e\u5e93<\/strong>\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528 SQLite \u7684 <strong>C API<\/strong> \u6765\u521b\u5efa\u3001\u67e5\u8be2\u548c\u7ba1\u7406\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>SQLite C API \u4ecb\u7ecd<\/strong><\/h2>\n\n\n\n<p>SQLite \u4e3b\u8981\u901a\u8fc7 <code>sqlite3.h<\/code> \u5934\u6587\u4ef6\u63d0\u4f9b API\uff0c\u5e38\u7528\u51fd\u6570\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>sqlite3_open()<\/code>\uff1a\u6253\u5f00\u6570\u636e\u5e93<\/li>\n\n\n\n<li><code>sqlite3_close()<\/code>\uff1a\u5173\u95ed\u6570\u636e\u5e93<\/li>\n\n\n\n<li><code>sqlite3_exec()<\/code>\uff1a\u6267\u884c SQL \u8bed\u53e5<\/li>\n\n\n\n<li><code>sqlite3_prepare_v2()<\/code>\u3001<code>sqlite3_step()<\/code>\u3001<code>sqlite3_finalize()<\/code>\uff1a\u5904\u7406 SQL \u67e5\u8be2<\/li>\n\n\n\n<li><code>sqlite3_errmsg()<\/code>\uff1a\u83b7\u53d6\u9519\u8bef\u4fe1\u606f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>SQLite C \u793a\u4f8b<\/strong><\/h2>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 <strong>C \u8bed\u8a00\u793a\u4f8b<\/strong>\uff0c\u5c55\u793a\u5982\u4f55\u521b\u5efa SQLite \u6570\u636e\u5e93\u5e76\u6267\u884c SQL \u8bed\u53e5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u5b89\u88c5 SQLite C \u5e93<\/strong><\/h3>\n\n\n\n<p>\u5982\u679c\u4f60\u8fd8\u6ca1\u6709 SQLite C \u5e93\uff0c\u53ef\u4ee5\u5b89\u88c5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt install libsqlite3-dev  # Ubuntu\/Debian\nsudo yum install sqlite-devel     # CentOS\nbrew install sqlite               # macOS<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. C \u8bed\u8a00\u793a\u4f8b\uff1a\u521b\u5efa\u6570\u636e\u5e93\u5e76\u63d2\u5165\u6570\u636e<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;stdio.h&gt;\n#include &lt;sqlite3.h&gt;\n\nint main() {\n    sqlite3 *db;\n    char *errMsg = 0;\n    int rc;\n\n    \/\/ \u6253\u5f00\u6570\u636e\u5e93\uff08\u5982\u679c\u4e0d\u5b58\u5728\u5219\u521b\u5efa\uff09\n    rc = sqlite3_open(\"test.db\", &amp;db);\n    if (rc) {\n        printf(\"\u65e0\u6cd5\u6253\u5f00\u6570\u636e\u5e93: %s\\n\", sqlite3_errmsg(db));\n        return 1;\n    } else {\n        printf(\"\u6570\u636e\u5e93\u6253\u5f00\u6210\u529f\uff01\\n\");\n    }\n\n    \/\/ \u521b\u5efa\u8868\n    const char *sql = \"CREATE TABLE IF NOT EXISTS users (id INTEGER PRIMARY KEY, name TEXT);\"\n                      \"INSERT INTO users (name) VALUES ('Alice'), ('Bob');\";\n\n    rc = sqlite3_exec(db, sql, 0, 0, &amp;errMsg);\n    if (rc != SQLITE_OK) {\n        printf(\"SQL \u9519\u8bef: %s\\n\", errMsg);\n        sqlite3_free(errMsg);\n    } else {\n        printf(\"\u6570\u636e\u63d2\u5165\u6210\u529f\uff01\\n\");\n    }\n\n    \/\/ \u5173\u95ed\u6570\u636e\u5e93\n    sqlite3_close(db);\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p><strong>\u7f16\u8bd1 &amp; \u8fd0\u884c<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>gcc -o sqlite_demo sqlite_demo.c -lsqlite3\n.\/sqlite_demo<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4f7f\u7528 SQLite \u8fdb\u884c\u67e5\u8be2<\/strong><\/h2>\n\n\n\n<p>\u5982\u679c\u4f60\u60f3\u8981 <strong>\u67e5\u8be2\u6570\u636e<\/strong>\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>sqlite3_prepare_v2()<\/code> \u548c <code>sqlite3_step()<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;stdio.h&gt;\n#include &lt;sqlite3.h&gt;\n\nint main() {\n    sqlite3 *db;\n    sqlite3_stmt *stmt;\n    int rc;\n\n    \/\/ \u6253\u5f00\u6570\u636e\u5e93\n    rc = sqlite3_open(\"test.db\", &amp;db);\n    if (rc) {\n        printf(\"\u65e0\u6cd5\u6253\u5f00\u6570\u636e\u5e93: %s\\n\", sqlite3_errmsg(db));\n        return 1;\n    }\n\n    \/\/ \u9884\u7f16\u8bd1 SQL \u8bed\u53e5\n    const char *sql = \"SELECT id, name FROM users;\";\n    rc = sqlite3_prepare_v2(db, sql, -1, &amp;stmt, NULL);\n\n    if (rc != SQLITE_OK) {\n        printf(\"SQL \u9519\u8bef: %s\\n\", sqlite3_errmsg(db));\n    } else {\n        printf(\"\u67e5\u8be2\u7ed3\u679c:\\n\");\n        while (sqlite3_step(stmt) == SQLITE_ROW) {\n            int id = sqlite3_column_int(stmt, 0);\n            const unsigned char *name = sqlite3_column_text(stmt, 1);\n            printf(\"ID: %d, Name: %s\\n\", id, name);\n        }\n    }\n\n    \/\/ \u91ca\u653e\u8d44\u6e90\n    sqlite3_finalize(stmt);\n    sqlite3_close(db);\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p><strong>\u7f16\u8bd1 &amp; \u8fd0\u884c<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>gcc -o sqlite_query sqlite_query.c -lsqlite3\n.\/sqlite_query<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C++ \u4f7f\u7528 SQLite<\/strong><\/h2>\n\n\n\n<p>\u5982\u679c\u4f60\u5728 <strong>C++ \u4e2d\u4f7f\u7528 SQLite<\/strong>\uff0c\u53ef\u4ee5\u4f7f\u7528 <strong>SQLite \u5b98\u65b9\u7684 C API<\/strong>\uff0c\u6216\u8005\u4f7f\u7528 <strong>SQLite C++ \u5c01\u88c5\u5e93<\/strong>\uff08\u5982 <a href=\"https:\/\/github.com\/SqliteModernCpp\/sqlite-modern-cpp\">sqlite-modern-cpp<\/a>\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C++ \u793a\u4f8b<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n#include &lt;sqlite3.h&gt;\n\nint main() {\n    sqlite3 *db;\n    if (sqlite3_open(\"test.db\", &amp;db)) {\n        std::cerr &lt;&lt; \"\u65e0\u6cd5\u6253\u5f00\u6570\u636e\u5e93: \" &lt;&lt; sqlite3_errmsg(db) &lt;&lt; std::endl;\n        return 1;\n    }\n    std::cout &lt;&lt; \"\u6570\u636e\u5e93\u6253\u5f00\u6210\u529f\uff01\" &lt;&lt; std::endl;\n\n    sqlite3_close(db);\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p><strong>\u7f16\u8bd1 &amp; \u8fd0\u884c<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>g++ -o sqlite_cpp sqlite_cpp.cpp -lsqlite3\n.\/sqlite_cpp<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h2>\n\n\n\n<p>1\u3001<strong>SQLite \u63d0\u4f9b C API<\/strong>\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728 C\/C++ \u7a0b\u5e8f\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>2\u3001<strong>\u6838\u5fc3 API<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>sqlite3_open()<\/code> \/ <code>sqlite3_close()<\/code><\/li>\n\n\n\n<li><code>sqlite3_exec()<\/code> \u6267\u884c SQL \u8bed\u53e5<\/li>\n\n\n\n<li><code>sqlite3_prepare_v2()<\/code> \/ <code>sqlite3_step()<\/code> \/ <code>sqlite3_finalize()<\/code> \u5904\u7406\u67e5\u8be2<\/li>\n\n\n\n<li><code>sqlite3_errmsg()<\/code> \u83b7\u53d6\u9519\u8bef\u4fe1\u606f<\/li>\n<\/ul>\n\n\n\n<p>3\u3001<strong>C++ \u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528 SQLite C API<\/strong>\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u66f4\u73b0\u4ee3\u7684 C++ \u5c01\u88c5\u5e93\uff08\u5982 <code>sqlite-modern-cpp<\/code>\uff09\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\"><\/ol>\n\n\n\n<p>\u5982\u679c\u4f60\u60f3\u8981\u66f4\u6df1\u5165\u5b66\u4e60 SQLite C API\uff0c\u63a8\u8350\u9605\u8bfb\u5b98\u65b9\u6587\u6863\uff1a<br>\ud83d\udd17 <a href=\"https:\/\/www.sqlite.org\/c3ref\/intro.html\">SQLite C API \u5b98\u65b9\u6587\u6863<\/a><\/p>\n\n\n\n<p>\u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SQLite \u63d0\u4f9b\u4e86\u4e00\u4e2a C \u8bed\u8a00\u63a5\u53e3\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u4f7f\u7528 C\/C++ \u76f4\u63a5\u64cd\u4f5c SQLite \u6570\u636e\u5e93\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[76],"tags":[],"class_list":["post-2395","post","type-post","status-publish","format-standard","hentry","category-sqlite"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2395","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2395"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2395\/revisions"}],"predecessor-version":[{"id":2396,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2395\/revisions\/2396"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2395"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2395"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2395"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}