{"id":5845,"date":"2024-11-14T13:47:06","date_gmt":"2024-11-14T05:47:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5845\/"},"modified":"2024-11-14T13:47:06","modified_gmt":"2024-11-14T05:47:06","slug":"redis-set%e6%93%8d%e4%bd%9c%e5%a4%b1%e8%b4%a5%e6%80%8e%e4%b9%88%e5%8a%9e","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5845\/","title":{"rendered":"redis set\u64cd\u4f5c\u5931\u8d25\u600e\u4e48\u529e"},"content":{"rendered":"<blockquote><p>\n  \u89e3\u51b3 redis set \u64cd\u4f5c\u5931\u8d25\u7684\u65b9\u6cd5\uff1a\u5347\u7ea7\u5185\u5b58\u6216\u4f18\u5316\u6dd8\u6c70\u7b56\u7565\u4ee5\u89e3\u51b3\u952e\u7a7a\u95f4\u4e0d\u8db3\u3002\u91cd\u7f6e\u952e\u7684\u751f\u5b58\u65f6\u95f4\u6216\u4f7f\u7528 setex \u547d\u4ee4\u521b\u5efa\u5e26\u6709\u751f\u5b58\u65f6\u95f4\u7684\u952e\uff0c\u4ee5\u89e3\u51b3\u952e\u5b58\u5728\u4e14\u8bbe\u7f6e\u4e86 exat \u547d\u4ee4\u95ee\u9898\u3002\u62c6\u5206\u5927\u503c\u6216\u4f7f\u7528\u5217\u8868\/\u54c8\u5e0c\u7b49\u6570\u636e\u7ed3\u6784\uff0c\u4ee5\u89e3\u51b3\u503c size \u8d85\u8fc7\u9650\u5236\u95ee\u9898\u3002\u4f7f\u7528\u4e8b\u52a1\u6216 setnx \u547d\u4ee4\uff0c\u4ee5\u907f\u514d\u8bbe\u7f6e\u51b2\u7a81\u3002\u68c0\u67e5\u65e5\u5fd7\u3001\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u6216\u4f18\u5316\u914d\u7f6e\uff0c\u4ee5\u89e3\u51b3\u8f93\u5165\/\u8f93\u51fa\u9519\u8bef\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/03\/2024060320393911754.jpg\" class=\"aligncenter\" title=\"redis set\u64cd\u4f5c\u5931\u8d25\u600e\u4e48\u529e\u63d2\u56fe\" alt=\"redis set\u64cd\u4f5c\u5931\u8d25\u600e\u4e48\u529e\u63d2\u56fe\" \/><\/p>\n<h2>Redis SET \u64cd\u4f5c\u5931\u8d25\u7684\u89e3\u51b3\u529e\u6cd5<\/h2>\n<p>\u5728 Redis \u4e2d\u4f7f\u7528 SET \u547d\u4ee4\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u64cd\u4f5c\u5931\u8d25\u7684\u60c5\u51b5\u3002\u4ee5\u4e0b\u662f\u5bfc\u81f4\u5931\u8d25\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\u4ee5\u53ca\u76f8\u5e94\u7684\u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n<h3>\u952e\u7a7a\u95f4\u4e0d\u8db3<\/h3>\n<p><strong>\u539f\u56e0\uff1a<\/strong>\u5f53 Redis \u5b9e\u4f8b\u4e2d\u53ef\u7528\u5185\u5b58\u4e0d\u8db3\u4ee5\u5b58\u50a8\u65b0\u65f6\uff0c\u4f1a\u62a5\u9519\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<ul>\n<li>\u5347\u7ea7\u5230\u5177\u6709\u66f4\u591a\u5185\u5b58\u7684 Redis \u5b9e\u4f8b\u3002<\/li>\n<li>\u4f7f\u7528 LRU \u6216 LFU \u7b49\u5185\u5b58\u6dd8\u6c70\u7b56\u7565\uff0c\u4ee5\u5220\u9664\u4e0d\u518d\u9700\u8981\u7684\u952e\u3002<\/li>\n<li>\u4f7f\u7528\u5916\u90e8\u7f13\u5b58\uff08\u5982 Memcached\uff09\u5206\u62c5 Redis \u7684\u8d1f\u8f7d\u3002<\/li>\n<\/ul>\n<h3>\u952e\u5b58\u5728\u4e14\u8bbe\u7f6e\u4e86 EXAT \u547d\u4ee4<\/h3>\n<p><strong>\u539f\u56e0\uff1a<\/strong>\u5982\u679c\u952e\u5df2\u7ecf\u5b58\u5728\uff0c\u5e76\u4e14\u4e4b\u524d\u8bbe\u7f6e\u4e86 EXAT \u547d\u4ee4\uff0c\u5219\u4e0d\u80fd\u4f7f\u7528 SET \u547d\u4ee4\u66f4\u65b0\u8be5\u952e\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 EXPIREAT \u547d\u4ee4\u91cd\u7f6e\u952e\u7684\u751f\u5b58\u65f6\u95f4\u3002<\/li>\n<li>\u4f7f\u7528 SETEX \u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u5177\u6709\u7279\u5b9a\u751f\u5b58\u65f6\u95f4\u7684\u952e\u3002<\/li>\n<\/ul>\n<h3>\u503c\u7684 size \u8d85\u8fc7\u9650\u5236<\/h3>\n<p><strong>\u539f\u56e0\uff1a<\/strong>Redis \u670d\u52a1\u5668\u5bf9\u503c\u7684\u5927\u5c0f\u6709\u9650\u5236\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<ul>\n<li>\u5c06\u503c\u62c6\u5206\u6210\u8f83\u5c0f\u7684\u5757\u5e76\u5b58\u50a8\u5728\u4e0d\u540c\u7684\u952e\u4e2d\u3002<\/li>\n<li>\u4f7f\u7528\u5217\u8868\u6216\u54c8\u5e0c\u7b49\u5176\u4ed6 Redis \u6570\u636e\u7ed3\u6784\uff0c\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u53ef\u4ee5\u5b58\u50a8\u5927\u91cf\u6570\u636e\u3002<\/li>\n<\/ul>\n<h3>\u8bbe\u7f6e\u51b2\u7a81<\/h3>\n<p><strong>\u539f\u56e0\uff1a<\/strong>\u5982\u679c\u591a\u4e2a\u5ba2\u6237\u7aef\u540c\u65f6\u5c1d\u8bd5\u4f7f\u7528 SET \u547d\u4ee4\u66f4\u65b0\u540c\u4e00\u4e2a\u952e\uff0c\u5219\u53ef\u80fd\u4f1a\u53d1\u751f\u8bbe\u7f6e\u51b2\u7a81\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 WATCH \u548c MULTI \u547d\u4ee4\u5b9e\u73b0\u4e8b\u52a1\u3002<\/li>\n<li>\u4f7f\u7528 SETNX \u547d\u4ee4\u8bbe\u7f6e\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684\u952e\u3002<\/li>\n<\/ul>\n<h3>\u8f93\u5165\/\u8f93\u51fa\u9519\u8bef<\/h3>\n<p><strong>\u539f\u56e0\uff1a<\/strong>Redis \u670d\u52a1\u5668\u53ef\u80fd\u9047\u5230\u78c1\u76d8 I\/O \u9519\u8bef\u6216\uff0c\u5bfc\u81f4 SET \u64cd\u4f5c\u5931\u8d25\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<ul>\n<li>\u68c0\u67e5 Redis \u65e5\u5fd7\u4ee5\u67e5\u627e\u9519\u8bef\u4fe1\u606f\u3002<\/li>\n<li>\u91cd\u65b0\u542f\u52a8 Redis \u670d\u52a1\u5668\u3002<\/li>\n<li>\u4f18\u5316 Redis \u914d\u7f6e\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f set\u64cd\u4f5c\u5931\u8d25\u600e\u4e48\u529e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u51b3 redis set \u64cd\u4f5c\u5931\u8d25\u7684\u65b9\u6cd5\uff1a\u5347\u7ea7\u5185\u5b58\u6216\u4f18\u5316\u6dd8\u6c70\u7b56\u7565\u4ee5\u89e3\u51b3\u952e\u7a7a\u95f4\u4e0d\u8db3\u3002\u91cd\u7f6e\u952e\u7684\u751f\u5b58\u65f6\u95f4\u6216\u4f7f\u7528 setex \u547d\u4ee4\u521b\u5efa\u5e26\u6709\u751f\u5b58\u65f6\u95f4\u7684\u952e\uff0c\u4ee5\u89e3\u51b3\u952e\u5b58\u5728\u4e14\u8bbe\u7f6e\u4e86 exat \u547d\u4ee4\u95ee\u9898\u3002\u62c6\u5206\u5927\u503c\u6216\u4f7f\u7528\u5217\u8868\/\u54c8\u5e0c\u7b49\u6570\u636e\u7ed3\u6784\uff0c\u4ee5\u89e3\u51b3\u503c size \u8d85\u8fc7\u9650\u5236\u95ee\u9898\u3002\u4f7f\u7528\u4e8b\u52a1\u6216 setnx \u547d\u4ee4\uff0c\u4ee5\u907f\u514d\u8bbe\u7f6e\u51b2\u7a81\u3002\u68c0\u67e5\u65e5\u5fd7\u3001\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u6216\u4f18\u5316\u914d\u7f6e\uff0c\u4ee5\u89e3\u51b3\u8f93\u5165\/\u8f93\u51fa\u9519\u8bef\u3002 Redis SET \u64cd\u4f5c\u5931\u8d25\u7684\u89e3\u51b3\u529e\u6cd5 \u5728 Redis \u4e2d\u4f7f\u7528 SET \u547d\u4ee4\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u64cd\u4f5c\u5931\u8d25\u7684\u60c5\u51b5\u3002\u4ee5\u4e0b\u662f\u5bfc\u81f4\u5931\u8d25\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\u4ee5\u53ca\u76f8\u5e94\u7684\u89e3\u51b3\u529e\u6cd5\uff1a \u952e\u7a7a\u95f4\u4e0d\u8db3 \u539f\u56e0\uff1a\u5f53 Redis \u5b9e\u4f8b\u4e2d\u53ef\u7528\u5185\u5b58\u4e0d\u8db3\u4ee5\u5b58\u50a8\u65b0\u65f6\uff0c\u4f1a\u62a5\u9519\u3002 \u89e3\u51b3\u65b9\u6cd5\uff1a \u5347\u7ea7\u5230\u5177\u6709\u66f4\u591a\u5185\u5b58\u7684 Redis \u5b9e\u4f8b\u3002 \u4f7f\u7528 LRU \u6216 LFU \u7b49\u5185\u5b58\u6dd8\u6c70\u7b56\u7565\uff0c\u4ee5\u5220\u9664\u4e0d\u518d\u9700\u8981\u7684\u952e\u3002 \u4f7f\u7528\u5916\u90e8\u7f13\u5b58\uff08\u5982 Memcached\uff09\u5206\u62c5 Redis \u7684\u8d1f\u8f7d\u3002 \u952e\u5b58\u5728\u4e14\u8bbe\u7f6e\u4e86 EXAT \u547d\u4ee4 \u539f\u56e0\uff1a\u5982\u679c\u952e\u5df2\u7ecf\u5b58\u5728\uff0c\u5e76\u4e14\u4e4b\u524d\u8bbe\u7f6e\u4e86 EXAT \u547d\u4ee4\uff0c\u5219\u4e0d\u80fd\u4f7f\u7528 SET \u547d\u4ee4\u66f4\u65b0\u8be5\u952e\u3002 \u89e3\u51b3\u65b9\u6cd5\uff1a \u4f7f\u7528 EXPIREAT \u547d\u4ee4\u91cd\u7f6e\u952e\u7684\u751f\u5b58\u65f6\u95f4\u3002 \u4f7f\u7528 SETEX \u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u5177\u6709\u7279\u5b9a\u751f\u5b58\u65f6\u95f4\u7684\u952e\u3002 \u503c\u7684 size \u8d85\u8fc7\u9650\u5236 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5845","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5845"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5845\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}