{"id":166981,"date":"2024-11-05T21:22:20","date_gmt":"2024-11-05T13:22:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/166981\/"},"modified":"2024-11-05T21:22:21","modified_gmt":"2024-11-05T13:22:21","slug":"%e5%88%a9%e7%94%a8-redis-%e5%af%a6%e7%8f%be%e8%b7%a8%e8%a8%ad%e5%82%99%e9%80%9a%e4%bf%a1%ef%bc%88redis-%e9%80%9a%e4%bf%a1%e6%96%b9%e5%bc%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/166981\/","title":{"rendered":"\u5229\u7528 Redis \u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\uff08redis \u901a\u4fe1\u65b9\u5f0f\uff09"},"content":{"rendered":"

\u5229\u7528 Redis \u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\uff08Redis \u901a\u4fe1\u65b9\u5f0f\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u8de8\u8a2d\u5099\u901a\u4fe1\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7121\u8ad6\u662f\u79fb\u52d5\u61c9\u7528\u3001\u7db2\u9801\u61c9\u7528\u9084\u662f\u7269\u806f\u7db2\u8a2d\u5099\uff0c\u80fd\u5920\u5be6\u6642\u5730\u5728\u4e0d\u540c\u8a2d\u5099\u4e4b\u9593\u50b3\u905e\u6578\u64da\u662f\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u901a\u4fe1\u65b9\u5f0f\uff0c\u80fd\u5920\u6709\u6548\u5730\u5be6\u73fe\u8de8\u8a2d\u5099\u7684\u6578\u64da\u50b3\u8f38\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\uff0c\u4e26\u4ecb\u7d39\u5176\u4e3b\u8981\u7684\u901a\u4fe1\u65b9\u5f0f\u3002<\/p>\n

Redis \u7c21\u4ecb<\/h2>\n

Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\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

Redis \u7684\u901a\u4fe1\u65b9\u5f0f<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u901a\u4fe1\u65b9\u5f0f\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u5f0f\uff1a<\/p>\n

1. Pub\/Sub \u6a21\u578b<\/h3>\n

Redis \u7684\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\u5141\u8a31\u6d88\u606f\u7684\u767c\u9001\u8005\uff08\u767c\u5e03\u8005\uff09\u548c\u63a5\u6536\u8005\uff08\u8a02\u95b1\u8005\uff09\u4e4b\u9593\u9032\u884c\u89e3\u8026\u3002\u767c\u5e03\u8005\u5c07\u6d88\u606f\u767c\u9001\u5230\u4e00\u500b\u6216\u591a\u500b\u983b\u9053\uff0c\u800c\u8a02\u95b1\u8005\u5247\u53ef\u4ee5\u8a02\u95b1\u9019\u4e9b\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002\u9019\u7a2e\u65b9\u5f0f\u975e\u5e38\u9069\u5408\u9700\u8981\u5be6\u6642\u66f4\u65b0\u7684\u61c9\u7528\u5834\u666f\uff0c\u4f8b\u5982\u804a\u5929\u61c9\u7528\u6216\u5373\u6642\u901a\u77e5\u7cfb\u7d71\u3002<\/p>\n

redis-cli\n# \u8a02\u95b1\u983b\u9053\nSUBSCRIBE channel_name\n\n# \u767c\u5e03\u6d88\u606f\nPUBLISH channel_name \"Hello, World!\"\n<\/code><\/pre>\n
2. Redis Streams<\/h3>\n
Redis Streams \u662f\u4e00\u7a2e\u65b0\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5c08\u9580\u7528\u65bc\u8655\u7406\u4e8b\u4ef6\u6d41\u3002\u5b83\u5141\u8a31\u7528\u6236\u4ee5\u6709\u5e8f\u7684\u65b9\u5f0f\u5b58\u5132\u548c\u6aa2\u7d22\u6d88\u606f\uff0c\u4e26\u652f\u6301\u6d88\u8cbb\u8005\u7d44\u7684\u6982\u5ff5\uff0c\u9019\u4f7f\u5f97\u591a\u500b\u6d88\u8cbb\u8005\u53ef\u4ee5\u5354\u540c\u8655\u7406\u6d88\u606f\u3002\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u541e\u5410\u91cf\u548c\u53ef\u9760\u6027\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u6709\u7528\u3002<\/p>\n
redis-cli\n# \u6dfb\u52a0\u6d88\u606f\u5230\u6d41\nXADD mystream * key1 value1 key2 value2\n\n# \u8b80\u53d6\u6d41\u4e2d\u7684\u6d88\u606f\nXREAD COUNT 10 STREAMS mystream $\n<\/code><\/pre>\n
3. Redis \u4e8b\u4ef6\u901a\u77e5<\/h3>\n
Redis \u9084\u652f\u6301\u9375\u7a7a\u9593\u901a\u77e5\uff0c\u9019\u4f7f\u5f97\u61c9\u7528\u7a0b\u5e8f\u53ef\u4ee5\u76e3\u807d\u7279\u5b9a\u9375\u7684\u8b8a\u5316\u3002\u7576\u9375\u88ab\u4fee\u6539\u3001\u522a\u9664\u6216\u904e\u671f\u6642\uff0cRedis \u53ef\u4ee5\u767c\u9001\u901a\u77e5\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5373\u6642\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u6709\u7528\u3002<\/p>\n
redis-cli\n# \u555f\u7528\u9375\u7a7a\u9593\u901a\u77e5\nCONFIG SET notify-keyspace-events Ex\n\n# \u8a02\u95b1\u9375\u7a7a\u9593\u901a\u77e5\nSUBSCRIBE __keyevent@0__:expired\n<\/code><\/pre>\n
\u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\u7684\u793a\u4f8b<\/h2>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Redis \u7684 Pub\/Sub \u6a21\u578b\u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\uff1a<\/p>\n
javascript\n\/\/ \u767c\u5e03\u8005\u4ee3\u78bc\nconst redis = require('redis');\nconst publisher = redis.createClient();\n\npublisher.publish('chat', 'Hello from device 1!');\n\n\/\/ \u8a02\u95b1\u8005\u4ee3\u78bc\nconst subscriber = redis.createClient();\n\nsubscriber.on('message', (channel, message) => {\n    console.log(`Received message from ${channel}: ${message}`);\n});\n\nsubscriber.subscribe('chat');\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u8a2d\u5099 1 \u767c\u5e03\u6d88\u606f\u6642\uff0c\u6240\u6709\u8a02\u95b1\u4e86 ‘chat’ \u983b\u9053\u7684\u8a2d\u5099\u90fd\u80fd\u5373\u6642\u63a5\u6536\u5230\u8a72\u6d88\u606f\uff0c\u5be6\u73fe\u4e86\u8de8\u8a2d\u5099\u7684\u901a\u4fe1\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u9ad8\u6548\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u80fd\u5920\u6eff\u8db3\u4e0d\u540c\u61c9\u7528\u5834\u666f\u4e0b\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u4f7f\u7528 Pub\/Sub \u6a21\u578b\u9032\u884c\u5be6\u6642\u6d88\u606f\u50b3\u905e\uff0c\u9084\u662f\u5229\u7528 Streams \u8655\u7406\u4e8b\u4ef6\u6d41\uff0cRedis \u90fd\u80fd\u5920\u8f15\u9b06\u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\u3002\u96a8\u8457\u7269\u806f\u7db2\u548c\u79fb\u52d5\u61c9\u7528\u7684\u666e\u53ca\uff0c\u638c\u63e1 Redis \u7684\u901a\u4fe1\u65b9\u5f0f\u5c07\u5c0d\u958b\u767c\u8005\u548c\u4f01\u696d\u5e36\u4f86\u5de8\u5927\u7684\u50f9\u503c\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc VPS<\/a> \u548c \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5982\u4f55\u5229\u7528 Redis \u5be6\u73fe\u8de8\u8a2d\u5099\u901a\u4fe1\uff0c\u4e86\u89e3\u5176\u9ad8\u6548\u7684\u901a\u4fe1\u65b9\u5f0f\u53ca\u61c9\u7528\u5834\u666f\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u9748\u6d3b\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-166981","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166981","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=166981"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166981\/revisions"}],"predecessor-version":[{"id":166982,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166981\/revisions\/166982"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=166981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=166981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=166981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}