{"id":163453,"date":"2024-11-04T23:38:28","date_gmt":"2024-11-04T15:38:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163453\/"},"modified":"2024-11-04T23:38:29","modified_gmt":"2024-11-04T15:38:29","slug":"%e8%a7%a3%e6%b1%baredis%e7%b7%a9%e5%ad%98%e4%b8%8d%e4%b8%80%e8%87%b4%e6%80%a7%e5%95%8f%e9%a1%8c%ef%bc%88redis-%e7%b7%a9%e5%ad%98%e4%b8%8d%e4%b8%80%e8%87%b4%e6%80%a7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163453\/","title":{"rendered":"\u89e3\u6c7aRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u554f\u984c\uff08redis \u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\uff09"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%b1%baredis%e7%b7%a9%e5%ad%98%e4%b8%8d%e4%b8%80%e8%87%b4%e6%80%a7%e5%95%8f%e9%a1%8c-HkyzLkuVpn\">\u89e3\u6c7aRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002\u7136\u800c\uff0c\u96a8\u8457\u7cfb\u7d71\u7684\u8907\u96dc\u6027\u589e\u52a0\uff0cRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u554f\u984c\u9010\u6f38\u6210\u70ba\u958b\u767c\u8005\u9700\u8981\u9762\u5c0d\u7684\u91cd\u8981\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u7684\u6210\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e7%b7%a9%e5%ad%98%e4%b8%8d%e4%b8%80%e8%87%b4%e6%80%a7%ef%bc%9f-HkyzLkuVpn\">\u4ec0\u9ebc\u662fRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\uff1f<\/h2>\n<p>Redis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u662f\u6307\u5728\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u5c64\u6642\uff0c\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u8207\u5f8c\u7aef\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u9019\u7a2e\u4e0d\u4e00\u81f4\u6027\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5f0f\u8b80\u53d6\u5230\u904e\u6642\u6216\u932f\u8aa4\u7684\u6578\u64da\uff0c\u5f9e\u800c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u548c\u7cfb\u7d71\u7684\u6574\u9ad4\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e5%ad%98%e4%b8%8d%e4%b8%80%e8%87%b4%e6%80%a7%e7%9a%84%e6%88%90%e5%9b%a0-HkyzLkuVpn\">\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u7684\u6210\u56e0<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u66f4\u65b0\u5ef6\u9072\uff1a<\/strong>\u7576\u6578\u64da\u5728\u6578\u64da\u5eab\u4e2d\u66f4\u65b0\u5f8c\uff0c\u5c0d\u61c9\u7684\u7de9\u5b58\u6578\u64da\u672a\u80fd\u53ca\u6642\u66f4\u65b0\uff0c\u5c0e\u81f4\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u8207\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<li><strong>\u7de9\u5b58\u7a7f\u900f\uff1a<\/strong>\u7576\u8acb\u6c42\u7684\u6578\u64da\u5728\u7de9\u5b58\u548c\u6578\u64da\u5eab\u4e2d\u90fd\u4e0d\u5b58\u5728\u6642\uff0c\u7cfb\u7d71\u53ef\u80fd\u6703\u76f4\u63a5\u67e5\u8a62\u6578\u64da\u5eab\uff0c\u9019\u6a23\u6703\u5c0e\u81f4\u7de9\u5b58\u672a\u80fd\u5b58\u5132\u8a72\u6578\u64da\uff0c\u5f9e\u800c\u9020\u6210\u4e0d\u4e00\u81f4\u3002<\/li>\n<li><strong>\u7de9\u5b58\u64ca\u7a7f\uff1a<\/strong>\u7576\u5927\u91cf\u8acb\u6c42\u540c\u6642\u67e5\u8a62\u4e00\u500b\u904e\u671f\u7684\u7de9\u5b58\u6578\u64da\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u591a\u500b\u8acb\u6c42\u540c\u6642\u67e5\u8a62\u6578\u64da\u5eab\uff0c\u9032\u800c\u9020\u6210\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u548c\u7de9\u5b58\u7684\u66f4\u65b0\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-HkyzLkuVpn\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98%e5%a4%b1%e6%95%88%e7%ad%96%e7%95%a5-HkyzLkuVpn\">1. \u4f7f\u7528\u7de9\u5b58\u5931\u6548\u7b56\u7565<\/h3>\n<p>\u70ba\u4e86\u6e1b\u5c11\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u5408\u7406\u7684\u7de9\u5b58\u5931\u6548\u6642\u9593\u3002\u7576\u6578\u64da\u5728\u6578\u64da\u5eab\u4e2d\u66f4\u65b0\u6642\uff0c\u61c9\u7acb\u5373\u4f7f\u7de9\u5b58\u5931\u6548\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u4e0b\u6b21\u8acb\u6c42\u6642\u80fd\u5920\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u6700\u65b0\u7684\u6578\u64da\u3002<\/p>\n<pre><code>redis.del(\"key\"); \/\/ \u522a\u9664\u7de9\u5b58\n<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e7%8f%be%e7%b7%a9%e5%ad%98%e6%9b%b4%e6%96%b0-HkyzLkuVpn\">2. \u5be6\u73fe\u7de9\u5b58\u66f4\u65b0<\/h3>\n<p>\u5728\u6578\u64da\u5eab\u66f4\u65b0\u64cd\u4f5c\u4e2d\uff0c\u9664\u4e86\u66f4\u65b0\u6578\u64da\u5eab\u5916\uff0c\u9084\u61c9\u540c\u6642\u66f4\u65b0\u6216\u522a\u9664\u76f8\u61c9\u7684\u7de9\u5b58\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u59cb\u7d42\u8207\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<pre><code>redis.set(\"key\", newValue); \/\/ \u66f4\u65b0\u7de9\u5b58\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e9%9b%99%e5%af%ab%e7%ad%96%e7%95%a5-HkyzLkuVpn\">3. \u4f7f\u7528\u96d9\u5beb\u7b56\u7565<\/h3>\n<p>\u96d9\u5beb\u7b56\u7565\u662f\u6307\u5728\u66f4\u65b0\u6578\u64da\u5eab\u7684\u540c\u6642\uff0c\u4e5f\u66f4\u65b0\u7de9\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u56e0\u70ba\u7de9\u5b58\u672a\u66f4\u65b0\u800c\u5c0e\u81f4\u7684\u4e0d\u4e00\u81f4\u6027\u554f\u984c\u3002<\/p>\n<pre><code>function updateData(key, newValue) {\n    db.update(key, newValue); \/\/ \u66f4\u65b0\u6578\u64da\u5eab\n    redis.set(key, newValue); \/\/ \u66f4\u65b0\u7de9\u5b58\n}\n<\/code><\/pre>\n<h3 id=\"4-%e5%af%a6%e6%96%bd%e7%b7%a9%e5%ad%98%e9%a0%90%e7%86%b1-HkyzLkuVpn\">4. \u5be6\u65bd\u7de9\u5b58\u9810\u71b1<\/h3>\n<p>\u5728\u7cfb\u7d71\u555f\u52d5\u6216\u6578\u64da\u66f4\u65b0\u5f8c\uff0c\u53ef\u4ee5\u63d0\u524d\u5c07\u71b1\u9ede\u6578\u64da\u52a0\u8f09\u5230\u7de9\u5b58\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7de9\u5b58\u7a7f\u900f\u548c\u64ca\u7a7f\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"5-%e4%bd%bf%e7%94%a8%e5%88%86%e5%b8%83%e5%bc%8f%e9%8e%96-HkyzLkuVpn\">5. \u4f7f\u7528\u5206\u5e03\u5f0f\u9396<\/h3>\n<p>\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u5206\u5e03\u5f0f\u9396\u4f86\u4fdd\u8b77\u7de9\u5b58\u7684\u66f4\u65b0\u64cd\u4f5c\uff0c\u907f\u514d\u591a\u500b\u8acb\u6c42\u540c\u6642\u66f4\u65b0\u7de9\u5b58\u5c0e\u81f4\u7684\u4e0d\u4e00\u81f4\u6027\u3002<\/p>\n<pre><code>function updateWithLock(key, newValue) {\n    if (acquireLock(key)) {\n        try {\n            db.update(key, newValue);\n            redis.set(key, newValue);\n        } finally {\n            releaseLock(key);\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HkyzLkuVpn\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u554f\u984c\u662f\u73fe\u4ee3\u61c9\u7528\u7a0b\u5f0f\u4e2d\u5e38\u898b\u7684\u6311\u6230\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u7b56\u7565\u548c\u6280\u8853\u624b\u6bb5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u9019\u7a2e\u4e0d\u4e00\u81f4\u6027\u5e36\u4f86\u7684\u5f71\u97ff\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u7de9\u5b58\u5931\u6548\u7b56\u7565\u3001\u96d9\u5beb\u7b56\u7565\uff0c\u9084\u662f\u5be6\u65bd\u5206\u5e03\u5f0f\u9396\uff0c\u958b\u767c\u8005\u90fd\u61c9\u6839\u64da\u5177\u9ad4\u7684\u696d\u52d9\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u89e3\u6c7aRedis\u7de9\u5b58\u4e0d\u4e00\u81f4\u6027\u554f\u984c\u7684\u65b9\u6cd5\uff0c\u78ba\u4fdd\u6578\u64da\u6e96\u78ba\u6027\u8207\u7cfb\u7d71\u6027\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\u6027\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-163453","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163453","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=163453"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163453\/revisions"}],"predecessor-version":[{"id":163454,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163453\/revisions\/163454"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}