{"id":109742,"date":"2024-10-23T21:49:25","date_gmt":"2024-10-23T13:49:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/109742\/"},"modified":"2024-10-23T21:49:26","modified_gmt":"2024-10-23T13:49:26","slug":"redis-%e5%bf%ab%e5%8f%96%e5%87%ba%e9%8c%af%e8%a7%a3%e6%b1%ba%e4%b9%8b%e9%81%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/109742\/","title":{"rendered":"Redis \u5feb\u53d6\u51fa\u932f\u89e3\u6c7a\u4e4b\u9053"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96%e5%87%ba%e9%8c%af%e8%a7%a3%e6%b1%ba%e4%b9%8b%e9%81%93-OqPsYyVNUW\">Redis \u5feb\u53d6\u51fa\u932f\u89e3\u6c7a\u4e4b\u9053<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u8def\u61c9\u7528\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\uff0c\u800c Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u7136\u800c\uff0c\u4f7f\u7528 Redis \u6642\u96e3\u514d\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u672c\u6587\u5c07\u63a2\u8a0e\u5e38\u898b\u7684 Redis \u5feb\u53d6\u51fa\u932f\u60c5\u6cc1\u53ca\u5176\u89e3\u6c7a\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84-redis-%e9%8c%af%e8%aa%a4%e9%a1%9e%e5%9e%8b-OqPsYyVNUW\">\u5e38\u898b\u7684 Redis \u932f\u8aa4\u985e\u578b<\/h2>\n<ul>\n<li><strong>\u9023\u63a5\u932f\u8aa4\uff1a<\/strong>\u9019\u662f\u6700\u5e38\u898b\u7684\u554f\u984c\u4e4b\u4e00\uff0c\u901a\u5e38\u662f\u7531\u65bc Redis \u4f3a\u670d\u5668\u672a\u555f\u52d5\u6216\u7db2\u8def\u554f\u984c\u5c0e\u81f4\u7684\u3002<\/li>\n<li><strong>\u6578\u64da\u904e\u671f\uff1a<\/strong>Redis \u652f\u6301\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u82e5\u672a\u80fd\u6b63\u78ba\u8655\u7406\u904e\u671f\u6578\u64da\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li><strong>\u5167\u5b58\u4e0d\u8db3\uff1a<\/strong>\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u8d85\u904e\u914d\u7f6e\u7684\u9650\u5236\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u7121\u6cd5\u5beb\u5165\u65b0\u6578\u64da\u3002<\/li>\n<li><strong>\u5e8f\u5217\u5316\u554f\u984c\uff1a<\/strong>\u5728\u5b58\u5132\u8907\u96dc\u6578\u64da\u7d50\u69cb\u6642\uff0c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-OqPsYyVNUW\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e9%80%a3%e6%8e%a5%e9%8c%af%e8%aa%a4%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-OqPsYyVNUW\">1. \u9023\u63a5\u932f\u8aa4\u7684\u89e3\u6c7a\u65b9\u6cd5<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5 Redis \u4f3a\u670d\u5668\u662f\u5426\u6b63\u5728\u904b\u884c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u78ba\u8a8d\uff1a<\/p>\n<pre><code>redis-cli ping<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de &#8220;PONG&#8221;\uff0c\u5247\u8868\u793a Redis \u6b63\u5728\u904b\u884c\u3002\u5982\u679c\u7121\u6cd5\u9023\u63a5\uff0c\u8acb\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\u548c\u7db2\u8def\u9023\u63a5\u3002<\/p>\n<h3 id=\"2-%e8%99%95%e7%90%86%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f-OqPsYyVNUW\">2. \u8655\u7406\u6578\u64da\u904e\u671f<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u56e0\u6578\u64da\u904e\u671f\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\uff0c\u5efa\u8b70\u5728\u8a2d\u8a08\u61c9\u7528\u6642\uff0c\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>EXPIRE key seconds<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u61c9\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u904e\u671f\u7684\u6578\u64da\uff0c\u4ee5\u4fdd\u6301\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h3 id=\"3-%e5%85%a7%e5%ad%98%e4%b8%8d%e8%b6%b3%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-OqPsYyVNUW\">3. \u5167\u5b58\u4e0d\u8db3\u7684\u89e3\u6c7a\u65b9\u6848<\/h3>\n<p>\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u63a5\u8fd1\u4e0a\u9650\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>\u589e\u52a0 Redis \u7684\u5167\u5b58\u9650\u5236\uff0c\u901a\u904e\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 <code>maxmemory<\/code> \u53c3\u6578\u4f86\u5be6\u73fe\u3002<\/li>\n<li>\u4f7f\u7528 <code>maxmemory-policy<\/code> \u53c3\u6578\u4f86\u8a2d\u7f6e\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\uff0c\u4f8b\u5982 <code>volatile-lru<\/code> \u6216 <code>allkeys-lru<\/code>\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff0c\u6e1b\u5c11\u5167\u5b58\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e8%a7%a3%e6%b1%ba%e5%ba%8f%e5%88%97%e5%8c%96%e5%95%8f%e9%a1%8c-OqPsYyVNUW\">4. \u89e3\u6c7a\u5e8f\u5217\u5316\u554f\u984c<\/h3>\n<p>\u5728\u4f7f\u7528 Redis \u5b58\u5132\u8907\u96dc\u6578\u64da\u7d50\u69cb\u6642\uff0c\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 JSON \u683c\u5f0f\u4f86\u5b58\u5132\u6578\u64da\uff1a<\/p>\n<pre><code>SET key (json_encode(data))<\/code><\/pre>\n<p>\u5728\u8b80\u53d6\u6578\u64da\u6642\uff0c\u4f7f\u7528\u76f8\u61c9\u7684\u53cd\u5e8f\u5217\u5316\u65b9\u6cd5\uff1a<\/p>\n<pre><code>data = json_decode(GET key)<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-OqPsYyVNUW\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u96d6\u7136\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u914d\u7f6e\u548c\u7ba1\u7406\uff0c\u9019\u4e9b\u554f\u984c\u662f\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u7684\u3002\u4e86\u89e3\u5e38\u898b\u7684\u932f\u8aa4\u985e\u578b\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u52a9\u60a8\u8f15\u9b06\u61c9\u5c0d\u5404\u7a2e\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5feb\u53d6\u51fa\u932f\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\uff0c\u8b93\u60a8\u7684\u61c9\u7528\u904b\u884c\u66f4\u6d41\u66a2\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-109742","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109742","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=109742"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109742\/revisions"}],"predecessor-version":[{"id":109743,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109742\/revisions\/109743"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=109742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=109742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=109742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}