{"id":167275,"date":"2024-11-05T23:49:21","date_gmt":"2024-11-05T15:49:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167275\/"},"modified":"2024-11-05T23:49:21","modified_gmt":"2024-11-05T15:49:21","slug":"%e5%88%a9%e7%94%a8redis%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%b7%a9%e5%ad%98%ef%bc%88redis%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167275\/","title":{"rendered":"\u5229\u7528Redis\u904e\u671f\u6e05\u7406\u591a\u7dda\u7a0b\u7de9\u5b58\uff08redis\u904e\u671f \u591a\u7dda\u7a0b\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%b7%a9%e5%ad%98%ef%bc%88redis%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89-NgDMGcXDNp\">\u5229\u7528Redis\u904e\u671f\u6e05\u7406\u591a\u7dda\u7a0b\u7de9\u5b58\uff08redis\u904e\u671f \u591a\u7dda\u7a0b\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u7de9\u5b58\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u904e\u671f\u6a5f\u5236\u4f86\u6e05\u7406\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u7de9\u5b58\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-NgDMGcXDNp\">Redis\u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis\u652f\u6301\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\u7de9\u5b58\u6578\u64da\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u9632\u6b62\u904e\u671f\u6578\u64da\u4f54\u7528\u5167\u5b58\u8cc7\u6e90\u3002<\/p>\n<p>Redis\u63d0\u4f9b\u4e86\u5169\u7a2e\u65b9\u5f0f\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<ul>\n<li><code>EXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>PEXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u5c07\u4e00\u500b\u9375\u8a2d\u7f6e\u70ba\u572860\u79d2\u5f8c\u904e\u671f\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 60<\/code><\/pre>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%ad%e7%9a%84%e7%b7%a9%e5%ad%98%e7%ae%a1%e7%90%86-NgDMGcXDNp\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u7de9\u5b58\u7ba1\u7406<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u7ba1\u7406\u7de9\u5b58\u7684\u6311\u6230\u5728\u65bc\u5982\u4f55\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u6709\u6548\u6027\u3002\u7576\u591a\u500b\u7dda\u7a0b\u540c\u6642\u8a2a\u554f\u548c\u4fee\u6539\u7de9\u5b58\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u7af6\u722d\u548c\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e9%8e%96%e6%a9%9f%e5%88%b6-NgDMGcXDNp\">1. \u4f7f\u7528\u9396\u6a5f\u5236<\/h3>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u9396\u4f86\u78ba\u4fdd\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u8a2a\u554f\u6216\u4fee\u6539\u7de9\u5b58\u3002Redis\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u9396\u5be6\u73fe\u65b9\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528SETNX\u547d\u4ee4\u4f86\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\uff1a<\/p>\n<pre><code>SETNX lock_key \"locked\"\nEXPIRE lock_key 30  # \u8a2d\u7f6e\u9396\u7684\u904e\u671f\u6642\u9593<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u9632\u6b62\u56e0\u70ba\u9577\u6642\u9593\u672a\u91cb\u653e\u9396\u800c\u5c0e\u81f4\u7684\u6b7b\u9396\u554f\u984c\u3002<\/p>\n<h3 id=\"2-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9f%e9%8d%b5-NgDMGcXDNp\">2. \u5b9a\u671f\u6e05\u7406\u904e\u671f\u9375<\/h3>\n<p>Redis\u6709\u5169\u7a2e\u65b9\u5f0f\u4f86\u6e05\u7406\u904e\u671f\u9375\uff1a\u4e3b\u52d5\u522a\u9664\u548c\u88ab\u52d5\u522a\u9664\u3002\u4e3b\u52d5\u522a\u9664\u662fRedis\u5b9a\u671f\u6aa2\u67e5\u904e\u671f\u9375\u4e26\u522a\u9664\uff0c\u800c\u88ab\u52d5\u522a\u9664\u5247\u662f\u5728\u8a2a\u554f\u9375\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\u3002\u5c0d\u65bc\u591a\u7dda\u7a0b\u74b0\u5883\uff0c\u5efa\u8b70\u4f7f\u7528\u4e3b\u52d5\u522a\u9664\u7684\u65b9\u5f0f\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u56e0\u70ba\u8a2a\u554f\u904e\u671f\u9375\u800c\u5c0e\u81f4\u7684\u6027\u80fd\u640d\u5931\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis%e7%9a%84%e7%99%bc%e5%b8%83-%e8%a8%82%e9%96%b1%e5%8a%9f%e8%83%bd-NgDMGcXDNp\">3. \u4f7f\u7528Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd<\/h3>\n<p>Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u53ef\u4ee5\u7528\u4f86\u901a\u77e5\u5176\u4ed6\u7dda\u7a0b\u67d0\u500b\u9375\u5df2\u7d93\u904e\u671f\u3002\u7576\u4e00\u500b\u9375\u904e\u671f\u6642\uff0cRedis\u6703\u5411\u6240\u6709\u8a02\u95b1\u8a72\u9375\u7684\u5ba2\u6236\u7aef\u767c\u9001\u901a\u77e5\uff0c\u9019\u6a23\u53ef\u4ee5\u8b93\u5176\u4ed6\u7dda\u7a0b\u53ca\u6642\u66f4\u65b0\u6216\u6e05\u7406\u7de9\u5b58\u3002<\/p>\n<pre><code>PSUBSCRIBE __key*__  # \u8a02\u95b1\u6240\u6709\u9375\u7684\u904e\u671f\u4e8b\u4ef6<\/code><\/pre>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e7%a4%ba%e4%be%8b-NgDMGcXDNp\">\u5be6\u969b\u61c9\u7528\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u591a\u7dda\u7a0b\u7684Web\u61c9\u7528\uff0c\u4f7f\u7528Redis\u4f86\u7de9\u5b58\u7528\u6236\u7684\u6703\u8a71\u4fe1\u606f\u3002\u7576\u7528\u6236\u767b\u9304\u6642\uff0c\u6211\u5011\u5c07\u5176\u6703\u8a71\u4fe1\u606f\u5b58\u5132\u5728Redis\u4e2d\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>SET session:user123 \"session_data\"\nEXPIRE session:user123 3600  # \u6703\u8a71\u5728\u4e00\u5c0f\u6642\u5f8c\u904e\u671f<\/code><\/pre>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u9396\u4f86\u78ba\u4fdd\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u66f4\u65b0\u8a72\u6703\u8a71\u4fe1\u606f\uff1a<\/p>\n<pre><code>if SETNX lock_key \"locked\":\n    # \u66f4\u65b0\u6703\u8a71\u4fe1\u606f\n    SET session:user123 \"new_session_data\"\n    EXPIRE session:user123 3600\n    DEL lock_key  # \u91cb\u653e\u9396<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-NgDMGcXDNp\">\u7d50\u8ad6<\/h2>\n<p>\u5229\u7528Redis\u7684\u904e\u671f\u6a5f\u5236\u4f86\u6e05\u7406\u591a\u7dda\u7a0b\u7de9\u5b58\u662f\u4e00\u500b\u6709\u6548\u7684\u7b56\u7565\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u7ba1\u7406\u5167\u5b58\u8cc7\u6e90\u4e26\u63d0\u9ad8\u61c9\u7528\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u9396\u6a5f\u5236\u3001\u5b9a\u671f\u6e05\u7406\u904e\u671f\u9375\u4ee5\u53ca\u5229\u7528\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u7ba1\u7406\u60a8\u7684\u7de9\u5b58\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Redis\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u7684\u904e\u671f\u6e05\u7406\u529f\u80fd\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u9ad8\u6548\u7ba1\u7406\u7de9\u5b58\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u8cc7\u6e90\u5229\u7528\u7387\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-167275","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167275","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=167275"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167275\/revisions"}],"predecessor-version":[{"id":167276,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167275\/revisions\/167276"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}