{"id":128111,"date":"2024-10-26T11:44:47","date_gmt":"2024-10-26T03:44:47","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128111\/"},"modified":"2024-10-26T11:44:48","modified_gmt":"2024-10-26T03:44:48","slug":"redis-%e8%a8%ad%e7%bd%ae%e8%87%aa%e5%8b%95%e9%81%8e%e6%9c%9f%ef%bc%8c%e6%9c%80%e5%a4%a7%e5%8c%96%e6%99%82%e9%96%93%e5%88%a9%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128111\/","title":{"rendered":"Redis \u8a2d\u7f6e\u81ea\u52d5\u904e\u671f\uff0c\u6700\u5927\u5316\u6642\u9593\u5229\u7528"},"content":{"rendered":"<h1 id=\"redis-%e8%a8%ad%e7%bd%ae%e8%87%aa%e5%8b%95%e9%81%8e%e6%9c%9f%ef%bc%8c%e6%9c%80%e5%a4%a7%e5%8c%96%e6%99%82%e9%96%93%e5%88%a9%e7%94%a8-WDTfhSOpUt\">Redis \u8a2d\u7f6e\u81ea\u52d5\u904e\u671f\uff0c\u6700\u5927\u5316\u6642\u9593\u5229\u7528<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u5229\u7528\u6578\u64da\u6210\u70ba\u4e86\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u3002\u5176\u4e2d\uff0c\u81ea\u52d5\u904e\u671f\u529f\u80fd\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u7279\u6027\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u6700\u5927\u5316\u6642\u9593\u5229\u7528\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u5b58\u5132\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u8a2d\u7f6e\u81ea\u52d5\u904e\u671f\uff0c\u4ee5\u53ca\u9019\u4e00\u529f\u80fd\u7684\u5be6\u969b\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e8%87%aa%e5%8b%95%e9%81%8e%e6%9c%9f%ef%bc%9f-WDTfhSOpUt\">\u4ec0\u9ebc\u662f Redis \u81ea\u52d5\u904e\u671f\uff1f<\/h2>\n<p>Redis \u7684\u81ea\u52d5\u904e\u671f\u529f\u80fd\u5141\u8a31\u7528\u6236\u70ba\u5b58\u5132\u7684\u9375\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\u3002\u4e00\u65e6\u904e\u671f\u6642\u9593\u5230\u9054\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u91cb\u653e\u5167\u5b58\u7a7a\u9593\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u5806\u7a4d\u3002\u9019\u4e00\u529f\u80fd\u7279\u5225\u9069\u5408\u65bc\u9700\u8981\u81e8\u6642\u5b58\u5132\u7684\u6578\u64da\uff0c\u5982\u6703\u8a71\u4fe1\u606f\u3001\u7de9\u5b58\u6578\u64da\u7b49\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e8%87%aa%e5%8b%95%e9%81%8e%e6%9c%9f-WDTfhSOpUt\">\u5982\u4f55\u8a2d\u7f6e\u81ea\u52d5\u904e\u671f<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u8a2d\u7f6e\u81ea\u52d5\u904e\u671f\u975e\u5e38\u7c21\u55ae\u3002\u7528\u6236\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>\u9019\u88e1\u7684 <code>key<\/code> \u662f\u4f60\u60f3\u8981\u8a2d\u7f6e\u904e\u671f\u7684\u9375\u540d\uff0c\u800c <code>seconds<\/code> \u5247\u662f\u904e\u671f\u7684\u79d2\u6578\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u60f3\u8981\u8a2d\u7f6e\u4e00\u500b\u9375\u540d\u70ba <code>session:12345<\/code> \u7684\u904e\u671f\u6642\u9593\u70ba 60 \u79d2\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>EXPIRE session:12345 60<\/code><\/pre>\n<p>\u6b64\u5916\uff0cRedis \u9084\u63d0\u4f9b\u4e86 <code>SETEX<\/code> \u547d\u4ee4\uff0c\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5728\u8a2d\u7f6e\u9375\u7684\u540c\u6642\u6307\u5b9a\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>SETEX key seconds value<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>SETEX session:12345 60 \"user_data\"<\/code><\/pre>\n<h2 id=\"%e8%87%aa%e5%8b%95%e9%81%8e%e6%9c%9f%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-WDTfhSOpUt\">\u81ea\u52d5\u904e\u671f\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u81ea\u52d5\u904e\u671f\u529f\u80fd\u5728\u591a\u7a2e\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u6703\u8a71\u7ba1\u7406\uff1a<\/strong>\u5728 Web \u61c9\u7528\u4e2d\uff0c\u4f7f\u7528 Redis \u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u7528\u6236\u767b\u9304\u72c0\u614b\u3002<\/li>\n<li><strong>\u7de9\u5b58\u6578\u64da\uff1a<\/strong>\u5c0d\u65bc\u7d93\u5e38\u8b8a\u52d5\u7684\u6578\u64da\uff0c\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5373\u6642\u6027\u548c\u6e96\u78ba\u6027\u3002<\/li>\n<li><strong>\u4efb\u52d9\u968a\u5217\uff1a<\/strong>\u5728\u4efb\u52d9\u8655\u7406\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u5b58\u5132\u5f85\u8655\u7406\u7684\u4efb\u52d9\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u907f\u514d\u9577\u6642\u9593\u672a\u8655\u7406\u7684\u4efb\u52d9\u4f54\u7528\u8cc7\u6e90\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e9%81%8e%e6%9c%9f%e9%8d%b5-WDTfhSOpUt\">\u76e3\u63a7\u904e\u671f\u9375<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86 <code>TTL<\/code> \u547d\u4ee4\u4f86\u67e5\u8a62\u67d0\u500b\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>TTL key<\/code><\/pre>\n<p>\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de -2\uff1b\u5982\u679c\u9375\u5b58\u5728\u4f46\u6c92\u6709\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u5247\u8fd4\u56de -1\uff1b\u5426\u5247\uff0c\u8fd4\u56de\u5269\u9918\u7684\u79d2\u6578\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-WDTfhSOpUt\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u81ea\u52d5\u904e\u671f\u529f\u80fd\u70ba\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u9748\u6d3b\u6027\u548c\u9ad8\u6548\u6027\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u7528\u6236\u53ef\u4ee5\u6700\u5927\u5316\u6642\u9593\u5229\u7528\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u5b58\u5132\uff0c\u5f9e\u800c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002\u7121\u8ad6\u662f\u5728\u6703\u8a71\u7ba1\u7406\u3001\u7de9\u5b58\u6578\u64da\u9084\u662f\u4efb\u52d9\u968a\u5217\u4e2d\uff0c\u81ea\u52d5\u904e\u671f\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4e0a\u90e8\u7f72 Redis \u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\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>\u5b78\u7fd2\u5982\u4f55\u5728Redis\u4e2d\u8a2d\u7f6e\u81ea\u52d5\u904e\u671f\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u6700\u5927\u5316\u6642\u9593\u5229\u7528\uff0c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\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-128111","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128111","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=128111"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128111\/revisions"}],"predecessor-version":[{"id":128112,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128111\/revisions\/128112"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}