{"id":195869,"date":"2024-11-13T18:35:19","date_gmt":"2024-11-13T10:35:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195869\/"},"modified":"2024-11-13T18:35:20","modified_gmt":"2024-11-13T10:35:20","slug":"%e6%9a%ab%e5%81%9credis%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95%e5%b0%8d%e6%8a%97%e6%99%82%e6%95%88%e6%80%a7%e5%95%8f%e9%a1%8c%ef%bc%88redis%e9%81%8e%e6%9c%9f%e6%99%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195869\/","title":{"rendered":"\u66ab\u505cRedis\u904e\u671f\u6642\u9593\u7c21\u6613\u65b9\u6cd5\u5c0d\u6297\u6642\u6548\u6027\u554f\u984c\uff08redis\u904e\u671f\u6642\u9593\u66ab\u505c\uff09"},"content":{"rendered":"<h1 id=\"%e6%9a%ab%e5%81%9credis%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95%e5%b0%8d%e6%8a%97%e6%99%82%e6%95%88%e6%80%a7%e5%95%8f%e9%a1%8c-ZxdEettUok\">\u66ab\u505cRedis\u904e\u671f\u6642\u9593\u7c21\u6613\u65b9\u6cd5\u5c0d\u6297\u6642\u6548\u6027\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u548c\u5373\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002Redis\u7684\u904e\u671f\u6642\u9593\u529f\u80fd\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u81ea\u52d5\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u548c\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u9700\u8981\u66ab\u505c\u6216\u5ef6\u9072\u67d0\u4e9b\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u4ee5\u61c9\u5c0d\u6642\u6548\u6027\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u7c21\u55ae\u5730\u66ab\u505cRedis\u7684\u904e\u671f\u6642\u9593\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ZxdEettUok\">Redis\u904e\u671f\u6642\u9593\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u5141\u8a31\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u610f\u5473\u8457\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u5c0d\u65bc\u7ba1\u7406\u81e8\u6642\u6578\u64da\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\u7528\u6236\u6703\u8a71\u6216\u7de9\u5b58\u6578\u64da\u3002\u904e\u671f\u6642\u9593\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>SET mykey \"value\"\nEXPIRE mykey 60  # \u8a2d\u7f6emykey\u572860\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<p>\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u5e0c\u671b\u66ab\u505c\u9019\u4e00\u904e\u671f\u6642\u9593\uff0c\u4f8b\u5982\u5728\u7528\u6236\u6d3b\u52d5\u671f\u9593\uff0c\u6216\u5728\u9700\u8981\u4fdd\u7559\u6578\u64da\u7684\u7279\u5b9a\u60c5\u6cc1\u4e0b\u3002<\/p>\n<h2 id=\"%e6%9a%ab%e5%81%9c%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95-ZxdEettUok\">\u66ab\u505c\u904e\u671f\u6642\u9593\u7684\u7c21\u6613\u65b9\u6cd5<\/h2>\n<p>Redis\u672c\u8eab\u4e26\u4e0d\u63d0\u4f9b\u76f4\u63a5\u7684\u547d\u4ee4\u4f86\u66ab\u505c\u904e\u671f\u6642\u9593\uff0c\u4f46\u53ef\u4ee5\u901a\u904e\u4e00\u4e9b\u9593\u63a5\u7684\u65b9\u6cd5\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-ZxdEettUok\">1. \u91cd\u65b0\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h3>\n<p>\u6700\u7c21\u55ae\u7684\u65b9\u6cd5\u662f\u91cd\u65b0\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u7576\u9700\u8981\u66ab\u505c\u904e\u671f\u6642\uff0c\u53ef\u4ee5\u5c07\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba\u4e00\u500b\u8f03\u9577\u7684\u6642\u9593\uff0c\u7136\u5f8c\u5728\u9700\u8981\u6642\u518d\u5c07\u5176\u8a2d\u7f6e\u56de\u539f\u4f86\u7684\u503c\u3002<\/p>\n<pre><code>SET mykey \"value\"\nEXPIRE mykey 60  # \u521d\u59cb\u8a2d\u7f6e60\u79d2\u904e\u671f\n\n# \u7576\u9700\u8981\u66ab\u505c\u904e\u671f\u6642\nEXPIRE mykey 3600  # \u5c07\u904e\u671f\u6642\u9593\u5ef6\u9577\u81f33600\u79d2\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e6%8c%81%e4%b9%85%e5%8c%96%e5%ad%98%e5%84%b2-ZxdEettUok\">2. \u4f7f\u7528\u6301\u4e45\u5316\u5b58\u5132<\/h3>\n<p>\u5982\u679c\u6578\u64da\u9700\u8981\u9577\u6642\u9593\u4fdd\u7559\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u5176\u8f49\u79fb\u5230\u6301\u4e45\u5316\u5b58\u5132\u4e2d\uff0c\u4f8b\u5982\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u6216\u6587\u4ef6\u7cfb\u7d71\u3002\u9019\u6a23\u53ef\u4ee5\u5728Redis\u4e2d\u522a\u9664\u8a72\u9375\uff0c\u4e26\u5728\u9700\u8981\u6642\u5f9e\u6301\u4e45\u5316\u5b58\u5132\u4e2d\u6062\u5fa9\u3002<\/p>\n<pre><code># \u5c07\u6578\u64da\u4fdd\u5b58\u5230\u6301\u4e45\u5316\u5b58\u5132\nINSERT INTO my_table (key, value) VALUES ('mykey', 'value');\n\n# \u522a\u9664Redis\u4e2d\u7684\u9375\nDEL mykey;\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac-ZxdEettUok\">3. \u4f7f\u7528Lua\u8173\u672c<\/h3>\n<p>Redis\u652f\u6301Lua\u8173\u672c\uff0c\u53ef\u4ee5\u7528\u4f86\u5be6\u73fe\u66f4\u8907\u96dc\u7684\u908f\u8f2f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u7de8\u5beb\u4e00\u500bLua\u8173\u672c\u4f86\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\uff0c\u4e26\u6839\u64da\u9700\u8981\u6c7a\u5b9a\u662f\u5426\u91cd\u65b0\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/p>\n<pre><code>local key = KEYS[1]\nlocal new_expire_time = ARGV[1]\n\nif redis.call('EXISTS', key) == 1 then\n    redis.call('EXPIRE', key, new_expire_time)\nend\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZxdEettUok\">\u7d50\u8ad6<\/h2>\n<p>\u66ab\u505cRedis\u904e\u671f\u6642\u9593\u7684\u9700\u6c42\u5728\u5be6\u969b\u958b\u767c\u4e2d\u4e26\u4e0d\u5c11\u898b\u3002\u96d6\u7136Redis\u4e0d\u63d0\u4f9b\u76f4\u63a5\u7684\u66ab\u505c\u904e\u671f\u6642\u9593\u7684\u529f\u80fd\uff0c\u4f46\u901a\u904e\u91cd\u65b0\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3001\u4f7f\u7528\u6301\u4e45\u5316\u5b58\u5132\u6216Lua\u8173\u672c\u7b49\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u61c9\u5c0d\u6642\u6548\u6027\u554f\u984c\u3002\u9019\u4e9b\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u6709\u6548\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u3001<code>\u670d\u52a1\u5668<\/code>\u3001<code>\u4e91\u670d\u52a1\u5668<\/code>\u7b49\u76f8\u95dc\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7c21\u6613\u65b9\u6cd5\u66ab\u505cRedis\u904e\u671f\u6642\u9593\uff0c\u89e3\u6c7a\u6642\u6548\u6027\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u9748\u6d3b\u6027\u8207\u7a69\u5b9a\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-195869","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195869","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=195869"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195869\/revisions"}],"predecessor-version":[{"id":195870,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195869\/revisions\/195870"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}