{"id":160859,"date":"2024-11-04T01:36:25","date_gmt":"2024-11-03T17:36:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160859\/"},"modified":"2024-11-04T01:36:26","modified_gmt":"2024-11-03T17:36:26","slug":"%e6%88%b6-redis-%e6%8a%80%e8%a1%93%e5%8a%a9%e5%8a%9b%e7%94%a8%e6%88%b6%e9%ab%94%e9%a9%97%e6%8f%90%e5%8d%87%ef%bc%88redis-%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160859\/","title":{"rendered":"\u6236 Redis \u6280\u8853\u52a9\u529b\u7528\u6236\u9ad4\u9a57\u63d0\u5347\uff08redis \u7528\uff09"},"content":{"rendered":"<h1 id=\"%e6%88%b6-redis-%e6%8a%80%e8%a1%93%e5%8a%a9%e5%8a%9b%e7%94%a8%e6%88%b6%e9%ab%94%e9%a9%97%e6%8f%90%e5%8d%87-rJAiOqIaoP\">\u6236 Redis \u6280\u8853\u52a9\u529b\u7528\u6236\u9ad4\u9a57\u63d0\u5347<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u4f4d\u5316\u7684\u6642\u4ee3\uff0c\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\u5c0d\u65bc\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7528\u6236\u5c0d\u901f\u5ea6\u548c\u6548\u7387\u7684\u8981\u6c42\u4e0d\u65b7\u63d0\u9ad8\uff0c\u958b\u767c\u8005\u5011\u9700\u8981\u5c0b\u627e\u66f4\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u61c9\u7528\u7a0b\u5f0f\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u6578\u64da\u8655\u7406\u80fd\u529b\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u6210\u70ba\u8a31\u591a\u4f01\u696d\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u7684\u91cd\u8981\u5de5\u5177\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-rJAiOqIaoP\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%84%aa%e5%8b%a2-rJAiOqIaoP\">Redis \u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6beb\u79d2\u7d1a\u7684\u5ef6\u9072\u8655\u7406\u6578\u64da\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u7a0b\u5f0f\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u96d6\u7136 Redis \u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u5141\u8a31\u7528\u6236\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u5b58\u5132\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>Redis \u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u9019\u4f7f\u5f97\u5b83\u80fd\u5920\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u9ad8\u6d41\u91cf\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8-redis-%e6%8f%90%e5%8d%87%e7%94%a8%e6%88%b6%e9%ab%94%e9%a9%97-rJAiOqIaoP\">\u5982\u4f55\u5229\u7528 Redis \u63d0\u5347\u7528\u6236\u9ad4\u9a57<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5229\u7528 Redis \u63d0\u5347\u7528\u6236\u9ad4\u9a57\u7684\u5177\u9ad4\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e7%b7%a9%e5%ad%98-rJAiOqIaoP\">1. \u6578\u64da\u7de9\u5b58<\/h3>\n<p>\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u67e5\u8a62\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u8acb\u6c42\u67d0\u500b\u71b1\u9580\u5546\u54c1\u7684\u8a73\u7d30\u4fe1\u606f\u6642\uff0c\u61c9\u7528\u7a0b\u5f0f\u53ef\u4ee5\u9996\u5148\u6aa2\u67e5 Redis \u4e2d\u662f\u5426\u5b58\u5728\u8a72\u5546\u54c1\u7684\u6578\u64da\uff0c\u5982\u679c\u5b58\u5728\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u67e5\u8a62\u6578\u64da\u5eab\u4e26\u5c07\u7d50\u679c\u7de9\u5b58\u5230 Redis \u4e2d\u3002<\/p>\n<pre><code>if (redis.exists(\"product:123\")) {\n    return redis.get(\"product:123\");\n} else {\n    product = database.query(\"SELECT * FROM products WHERE id = 123\");\n    redis.set(\"product:123\", product);\n    return product;\n}<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86-rJAiOqIaoP\">2. \u5be6\u6642\u6578\u64da\u8655\u7406<\/h3>\n<p>Redis \u7684 Pub\/Sub \u529f\u80fd\u4f7f\u5f97\u5be6\u6642\u6578\u64da\u8655\u7406\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u9019\u4e00\u529f\u80fd\u5be6\u73fe\u5373\u6642\u6d88\u606f\u63a8\u9001\uff0c\u63d0\u5347\u7528\u6236\u4e92\u52d5\u9ad4\u9a57\u3002\u4f8b\u5982\uff0c\u5728\u793e\u4ea4\u5a92\u9ad4\u61c9\u7528\u4e2d\uff0c\u7576\u7528\u6236\u767c\u4f48\u65b0\u6d88\u606f\u6642\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u6d88\u606f\u7684\u7528\u6236\u90fd\u80fd\u5373\u6642\u6536\u5230\u901a\u77e5\u3002<\/p>\n<pre><code>redis.publish(\"new_message\", message);<\/code><\/pre>\n<h3 id=\"3-%e6%8e%92%e8%a1%8c%e6%a6%9c%e5%92%8c%e8%a8%88%e6%95%b8%e5%99%a8-rJAiOqIaoP\">3. \u6392\u884c\u699c\u548c\u8a08\u6578\u5668<\/h3>\n<p>Redis \u7684\u6709\u5e8f\u96c6\u5408\u7279\u6027\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u5be6\u73fe\u6392\u884c\u699c\u548c\u8a08\u6578\u5668\u529f\u80fd\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528 Redis \u4f86\u8ddf\u8e64\u7528\u6236\u7684\u884c\u70ba\uff0c\u4e26\u6839\u64da\u9019\u4e9b\u6578\u64da\u751f\u6210\u5373\u6642\u7684\u6392\u884c\u699c\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u7684\u53c3\u8207\u611f\u548c\u7af6\u722d\u611f\u3002<\/p>\n<pre><code>redis.zincrby(\"leaderboard\", score, userId);<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-rJAiOqIaoP\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u7121\u8ad6\u662f\u901a\u904e\u6578\u64da\u7de9\u5b58\u3001\u5be6\u6642\u6578\u64da\u8655\u7406\u9084\u662f\u6392\u884c\u699c\u529f\u80fd\uff0cRedis \u90fd\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5275\u5efa\u66f4\u5feb\u901f\u3001\u66f4\u97ff\u61c9\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u4f01\u696d\u5c07 Redis \u4f5c\u70ba\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u7684\u91cd\u8981\u5de5\u5177\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u5be6\u73fe Redis \u6280\u8853\u6709\u8208\u8da3\uff0c\u6216\u8005\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528 Redis \u6280\u8853\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u5be6\u73fe\u5feb\u901f\u6578\u64da\u8655\u7406\u548c\u9ad8\u6548\u6027\u80fd\uff0c\u52a9\u529b\u696d\u52d9\u589e\u9577\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-160859","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160859","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=160859"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160859\/revisions"}],"predecessor-version":[{"id":160860,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160859\/revisions\/160860"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}