{"id":142639,"date":"2024-10-31T22:57:19","date_gmt":"2024-10-31T14:57:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/142639\/"},"modified":"2024-10-31T22:57:19","modified_gmt":"2024-10-31T14:57:19","slug":"sqlite-%e4%bd%9c%e7%82%ba%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%87%89%e6%b3%a8%e6%84%8f%e7%9a%84%e5%b9%be%e5%a4%a7%e6%96%b9%e9%9d%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/142639\/","title":{"rendered":"SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u61c9\u6ce8\u610f\u7684\u5e7e\u5927\u65b9\u9762"},"content":{"rendered":"<h1 id=\"sqlite-%e4%bd%9c%e7%82%ba%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%87%89%e6%b3%a8%e6%84%8f%e7%9a%84%e5%b9%be%e5%a4%a7%e6%96%b9%e9%9d%a2-OMPChmDwIQ\">SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u61c9\u6ce8\u610f\u7684\u5e7e\u5927\u65b9\u9762<\/h1>\n<p>SQLite \u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u95dc\u806f\u578b\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u79fb\u52d5\u8a2d\u5099\u548c\u684c\u9762\u61c9\u7528\u4e2d\u3002\u7531\u65bc\u5176\u7c21\u55ae\u6613\u7528\u548c\u9ad8\u6548\u7684\u7279\u6027\uff0cSQLite \u5e38\u88ab\u7528\u4f5c\u672c\u5730\u7de9\u5b58\uff0c\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u6642\uff0c\u6709\u5e7e\u500b\u91cd\u8981\u7684\u65b9\u9762\u9700\u8981\u6ce8\u610f\u3002<\/p>\n<h2 id=\"1-%e6%95%b8%e6%93%9a%e4%b8%80%e8%87%b4%e6%80%a7-OMPChmDwIQ\">1. \u6578\u64da\u4e00\u81f4\u6027<\/h2>\n<p>\u5728\u4f7f\u7528 SQLite \u4f5c\u70ba\u7de9\u5b58\u6642\uff0c\u6578\u64da\u7684\u4e00\u81f4\u6027\u662f\u9996\u8981\u8003\u616e\u7684\u554f\u984c\u3002\u7576\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u5f9e\u9060\u7aef\u670d\u52d9\u5668\u7372\u53d6\u6578\u64da\u6642\uff0c\u5fc5\u9808\u78ba\u4fdd\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u8207\u670d\u52d9\u5668\u4e0a\u7684\u6578\u64da\u4fdd\u6301\u4e00\u81f4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8a2d\u8a08\u5408\u7406\u7684\u6578\u64da\u66f4\u65b0\u7b56\u7565\u4f86\u5be6\u73fe\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u6aa2\u67e5\u670d\u52d9\u5668\u4e0a\u7684\u6578\u64da\u66f4\u65b0\uff0c\u4e26\u6839\u64da\u9700\u8981\u66f4\u65b0\u7de9\u5b58\u3002<\/li>\n<li>\u5728\u6bcf\u6b21\u5f9e\u670d\u52d9\u5668\u7372\u53d6\u6578\u64da\u5f8c\uff0c\u66f4\u65b0\u7de9\u5b58\u4e2d\u7684\u76f8\u61c9\u6578\u64da\u3002<\/li>\n<li>\u4f7f\u7528\u7248\u672c\u865f\u6216\u6642\u9593\u6233\u4f86\u6a19\u8a18\u6578\u64da\u7684\u6700\u65b0\u72c0\u614b\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728 SQLite \u4e2d\u66f4\u65b0\u7de9\u5b58\uff1a<\/p>\n<pre><code>UPDATE cache_table SET data = ? WHERE id = ?;<\/code><\/pre>\n<h2 id=\"2-%e6%95%88%e8%83%bd%e8%80%83%e9%87%8f-OMPChmDwIQ\">2. \u6548\u80fd\u8003\u91cf<\/h2>\n<p>SQLite \u7684\u6027\u80fd\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u6c7a\u65bc\u6578\u64da\u7684\u7d50\u69cb\u548c\u67e5\u8a62\u7684\u8a2d\u8a08\u3002\u70ba\u4e86\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u61c9\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5efa\u7acb\u7d22\u5f15\uff0c\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/li>\n<li>\u907f\u514d\u5728\u7de9\u5b58\u4e2d\u5b58\u5132\u904e\u591a\u7684\u6578\u64da\uff0c\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u5408\u7406\u7684\u6578\u64da\u7be9\u9078\u3002<\/li>\n<li>\u4f7f\u7528\u6279\u91cf\u63d2\u5165\u548c\u66f4\u65b0\u64cd\u4f5c\uff0c\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684 I\/O \u64cd\u4f5c\u6b21\u6578\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u53ef\u4ee5\u6279\u91cf\u63d2\u5165\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO cache_table (id, data) VALUES (?, ?), (?, ?), (?, ?);<\/code><\/pre>\n<h2 id=\"3-%e6%95%b8%e6%93%9a%e5%ae%89%e5%85%a8%e6%80%a7-OMPChmDwIQ\">3. \u6578\u64da\u5b89\u5168\u6027<\/h2>\n<p>\u5728\u4f7f\u7528 SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u6642\uff0c\u6578\u64da\u7684\u5b89\u5168\u6027\u540c\u6a23\u4e0d\u53ef\u5ffd\u8996\u3002\u7531\u65bc SQLite \u6578\u64da\u5eab\u6587\u4ef6\u901a\u5e38\u5b58\u5132\u5728\u672c\u5730\u8a2d\u5099\u4e0a\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u5bb9\u6613\u53d7\u5230\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002\u70ba\u4e86\u4fdd\u8b77\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u5c0d SQLite \u6578\u64da\u5eab\u6587\u4ef6\u9032\u884c\u52a0\u5bc6\uff0c\u4ee5\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u5be6\u65bd\u9069\u7576\u7684\u8a2a\u554f\u63a7\u5236\uff0c\u78ba\u4fdd\u53ea\u6709\u6388\u6b0a\u7528\u6236\u53ef\u4ee5\u8a2a\u554f\u654f\u611f\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5-OMPChmDwIQ\">4. \u6578\u64da\u904e\u671f\u7b56\u7565<\/h2>\n<p>\u5728\u7de9\u5b58\u4e2d\u5b58\u5132\u7684\u6578\u64da\u53ef\u80fd\u6703\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\u800c\u8b8a\u5f97\u904e\u6642\u3002\u56e0\u6b64\uff0c\u8a2d\u8a08\u4e00\u500b\u6709\u6548\u7684\u6578\u64da\u904e\u671f\u7b56\u7565\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\u8a2d\u7f6e\u6578\u64da\u7684\u6709\u6548\u671f\uff0c\u8d85\u904e\u6709\u6548\u671f\u5f8c\u81ea\u52d5\u522a\u9664\u6216\u66f4\u65b0\u6578\u64da\u3002<\/li>\n<li>\u6839\u64da\u7528\u6236\u7684\u884c\u70ba\u548c\u9700\u6c42\u52d5\u614b\u8abf\u6574\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u3002<\/li>\n<li>\u4f7f\u7528 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u4f86\u7ba1\u7406\u7de9\u5b58\uff0c\u78ba\u4fdd\u6700\u5e38\u7528\u7684\u6578\u64da\u4fdd\u6301\u5728\u7de9\u5b58\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-OMPChmDwIQ\">5. \u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u4f7f\u7528 SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u6642\uff0c\u932f\u8aa4\u8655\u7406\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u61c9\u7528\u7a0b\u5e8f\u61c9\u80fd\u5920\u59a5\u5584\u8655\u7406\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u7684\u5404\u7a2e\u932f\u8aa4\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5eab\u6587\u4ef6\u640d\u58de\u6216\u4e1f\u5931\u3002<\/li>\n<li>\u67e5\u8a62\u8a9e\u53e5\u932f\u8aa4\u6216\u57f7\u884c\u5931\u6557\u3002<\/li>\n<li>\u5b58\u5132\u7a7a\u9593\u4e0d\u8db3\u7b49\u554f\u984c\u3002<\/li>\n<\/ul>\n<p>\u70ba\u4e86\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\uff0c\u61c9\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u52a0\u5165\u932f\u8aa4\u8655\u7406\u908f\u8f2f\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>try {\n    \/\/ \u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\n} catch (SQLException e) {\n    \/\/ \u8655\u7406\u932f\u8aa4\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-OMPChmDwIQ\">\u7e3d\u7d50<\/h2>\n<p>SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u5177\u6709\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u9700\u8981\u6ce8\u610f\u6578\u64da\u4e00\u81f4\u6027\u3001\u6548\u80fd\u8003\u91cf\u3001\u6578\u64da\u5b89\u5168\u6027\u3001\u6578\u64da\u904e\u671f\u7b56\u7565\u548c\u932f\u8aa4\u8655\u7406\u7b49\u65b9\u9762\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u65bd\uff0c\u53ef\u4ee5\u5145\u5206\u767c\u63ee SQLite \u7684\u6f5b\u529b\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216\u5176\u4ed6\u76f8\u95dc\u670d\u52d9\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u4f7f\u7528 SQLite \u4f5c\u70ba\u672c\u5730\u7de9\u5b58\u6642\u9700\u6ce8\u610f\u7684\u5e7e\u5927\u65b9\u9762\uff0c\u5305\u62ec\u6027\u80fd\u3001\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b89\u5168\u6027\u7b49\u95dc\u9375\u56e0\u7d20\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-142639","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/142639","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=142639"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/142639\/revisions"}],"predecessor-version":[{"id":142640,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/142639\/revisions\/142640"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=142639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=142639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=142639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}