{"id":160701,"date":"2024-11-04T00:17:23","date_gmt":"2024-11-03T16:17:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160701\/"},"modified":"2024-11-04T00:17:24","modified_gmt":"2024-11-03T16:17:24","slug":"sqlite-%e6%95%99%e7%a8%8b%ef%bc%9asqlite-%e5%89%b5%e5%bb%ba%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160701\/","title":{"rendered":"SQLITE \u6559\u7a0b\uff1aSQLite \u5275\u5efa\u8868"},"content":{"rendered":"<h1 id=\"sqlite-%e6%95%99%e7%a8%8b%ef%bc%9asqlite-%e5%89%b5%e5%bb%ba%e8%a1%a8-HsAhEglydF\">SQLITE \u6559\u7a0b\uff1aSQLite \u5275\u5efa\u8868<\/h1>\n<p>SQLite \u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u79fb\u52d5\u61c9\u7528\u548c\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u3002\u5b83\u7684\u7279\u9ede\u662f\u7c21\u55ae\u6613\u7528\uff0c\u4e26\u4e14\u4e0d\u9700\u8981\u5b89\u88dd\u548c\u914d\u7f6e\u670d\u52d9\u5668\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 SQLite \u4e2d\u5275\u5efa\u8868\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%a1%a8%ef%bc%9f-HsAhEglydF\">\u4ec0\u9ebc\u662f\u8868\uff1f<\/h2>\n<p>\u5728\u95dc\u806f\u6578\u64da\u5eab\u4e2d\uff0c\u8868\u662f\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u7d50\u69cb\u3002\u6bcf\u500b\u8868\u7531\u884c\u548c\u5217\u7d44\u6210\uff0c\u884c\u4ee3\u8868\u6578\u64da\u8a18\u9304\uff0c\u5217\u5247\u4ee3\u8868\u6578\u64da\u7684\u5c6c\u6027\u3002\u6bcf\u500b\u8868\u90fd\u6709\u4e00\u500b\u552f\u4e00\u7684\u540d\u7a31\uff0c\u4e26\u4e14\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6578\u64da\u985e\u578b\u7684\u5217\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-HsAhEglydF\">\u5275\u5efa\u8868\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728 SQLite \u4e2d\uff0c\u5275\u5efa\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u540d (\n    \u5217\u540d1 \u6578\u64da\u985e\u578b1 [\u7d04\u675f\u689d\u4ef6],\n    \u5217\u540d2 \u6578\u64da\u985e\u578b2 [\u7d04\u675f\u689d\u4ef6],\n    ...\n);<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<strong>\u8868\u540d<\/strong>\u662f\u4f60\u8981\u5275\u5efa\u7684\u8868\u7684\u540d\u7a31\uff0c<strong>\u5217\u540d<\/strong>\u662f\u8868\u4e2d\u6bcf\u4e00\u5217\u7684\u540d\u7a31\uff0c<strong>\u6578\u64da\u985e\u578b<\/strong>\u5247\u6307\u5b9a\u4e86\u8a72\u5217\u53ef\u4ee5\u5b58\u5132\u7684\u6578\u64da\u985e\u578b\uff0c\u4f8b\u5982 INTEGER\u3001TEXT\u3001REAL \u7b49\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e4%b8%80%e5%80%8b%e7%b0%a1%e5%96%ae%e7%9a%84%e8%a1%a8-HsAhEglydF\">\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u8868<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u7528\u6236\u4fe1\u606f\u8868\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INTEGER PRIMARY KEY AUTOINCREMENT,\n    username TEXT NOT NULL,\n    email TEXT NOT NULL UNIQUE,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <strong>users<\/strong> \u7684\u8868\uff0c\u5305\u542b\u56db\u500b\u5217\uff1a<\/p>\n<ul>\n<li><strong>id<\/strong>\uff1a\u7528\u6236\u7684\u552f\u4e00\u6a19\u8b58\uff0c\u8a2d\u7f6e\u70ba\u81ea\u52d5\u589e\u91cf\u7684\u6574\u6578\u3002<\/li>\n<li><strong>username<\/strong>\uff1a\u7528\u6236\u540d\uff0c\u5fc5\u586b\u3002<\/li>\n<li><strong>email<\/strong>\uff1a\u7528\u6236\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\uff0c\u5fc5\u586b\u4e14\u5fc5\u9808\u552f\u4e00\u3002<\/li>\n<li><strong>created_at<\/strong>\uff1a\u7528\u6236\u5275\u5efa\u6642\u9593\uff0c\u9ed8\u8a8d\u70ba\u7576\u524d\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e4%bb%8b%e7%b4%b9-HsAhEglydF\">\u6578\u64da\u985e\u578b\u4ecb\u7d39<\/h2>\n<p>\u5728 SQLite \u4e2d\uff0c\u5e38\u7528\u7684\u6578\u64da\u985e\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>INTEGER<\/strong>\uff1a\u6574\u6578\u985e\u578b\u3002<\/li>\n<li><strong>REAL<\/strong>\uff1a\u6d6e\u9ede\u6578\u985e\u578b\u3002<\/li>\n<li><strong>TEXT<\/strong>\uff1a\u6587\u672c\u985e\u578b\u3002<\/li>\n<li><strong>BLOB<\/strong>\uff1a\u4e8c\u9032\u5236\u5927\u5c0d\u8c61\u3002<\/li>\n<\/ul>\n<p>SQLite \u662f\u4e00\u500b\u52d5\u614b\u985e\u578b\u7684\u6578\u64da\u5eab\uff0c\u9019\u610f\u5473\u8457\u4f60\u53ef\u4ee5\u5728\u540c\u4e00\u5217\u4e2d\u5b58\u5132\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\uff0c\u4f46\u9019\u4e26\u4e0d\u63a8\u85a6\uff0c\u56e0\u70ba\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u53ef\u8b80\u6027\u3002<\/p>\n<h2 id=\"%e6%b7%bb%e5%8a%a0%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-HsAhEglydF\">\u6dfb\u52a0\u7d04\u675f\u689d\u4ef6<\/h2>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u53ef\u4ee5\u70ba\u5217\u6dfb\u52a0\u7d04\u675f\u689d\u4ef6\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u5e38\u898b\u7684\u7d04\u675f\u689d\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>NOT NULL<\/strong>\uff1a\u8a72\u5217\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>UNIQUE<\/strong>\uff1a\u8a72\u5217\u7684\u503c\u5fc5\u9808\u552f\u4e00\u3002<\/li>\n<li><strong>PRIMARY KEY<\/strong>\uff1a\u8a72\u5217\u662f\u4e3b\u9375\uff0c\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u884c\u3002<\/li>\n<li><strong>FOREIGN KEY<\/strong>\uff1a\u8a72\u5217\u662f\u5916\u9375\uff0c\u53c3\u8003\u5176\u4ed6\u8868\u7684\u4e3b\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HsAhEglydF\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 SQLite \u4e2d\u5275\u5efa\u8868\uff0c\u5305\u62ec\u57fa\u672c\u8a9e\u6cd5\u3001\u6578\u64da\u985e\u578b\u548c\u7d04\u675f\u689d\u4ef6\u7684\u4f7f\u7528\u3002SQLite \u7684\u7c21\u55ae\u6027\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u4f60\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u6eff\u8db3\u4f60\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 SQLite \u4e2d\u5275\u5efa\u8868\uff0c\u638c\u63e1\u57fa\u672c\u8a9e\u6cd5\u548c\u5be6\u7528\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u7d50\u69cb\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-160701","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160701","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=160701"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160701\/revisions"}],"predecessor-version":[{"id":160702,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160701\/revisions\/160702"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}