{"id":152915,"date":"2024-11-02T03:05:22","date_gmt":"2024-11-01T19:05:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152915\/"},"modified":"2024-11-02T03:05:24","modified_gmt":"2024-11-01T19:05:24","slug":"%e5%88%9d%e8%ad%98-redis-%e4%b8%80%e6%8e%a2-redis-%e6%ba%90%e7%a2%bc%e7%9a%84%e5%a5%a7%e7%a7%98%ef%bc%88redis-%e6%ba%90%e7%a2%bc%e8%a9%b3%e8%a7%a3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152915\/","title":{"rendered":"\u521d\u8b58 Redis \u4e00\u63a2 Redis \u6e90\u78bc\u7684\u5967\u79d8\uff08Redis \u6e90\u78bc\u8a73\u89e3\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%9d%e8%ad%98-redis-%e4%b8%80%e6%8e%a2-redis-%e6%ba%90%e7%a2%bc%e7%9a%84%e5%a5%a7%e7%a7%98%ef%bc%88redis-%e6%ba%90%e7%a2%bc%e8%a9%b3%e8%a7%a3%ef%bc%89-VCsfwpOPDJ\">\u521d\u8b58 Redis \u4e00\u63a2 Redis \u6e90\u78bc\u7684\u5967\u79d8\uff08Redis \u6e90\u78bc\u8a73\u89e3\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u6210\u70ba\u4e86\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u7684\u95dc\u9375\u3002Redis\uff0c\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u57fa\u672c\u6982\u5ff5\u53ca\u5176\u6e90\u78bc\u7684\u5967\u79d8\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u5f37\u5927\u7684\u5de5\u5177\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-VCsfwpOPDJ\">\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\u5b83\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f5c\u6578\u64da\u5eab\uff0c\u9084\u53ef\u4ee5\u7528\u4f5c\u7de9\u5b58\u548c\u6d88\u606f\u4ee3\u7406\u3002Redis \u7684\u8a2d\u8a08\u76ee\u7684\u662f\u70ba\u4e86\u63d0\u4f9b\u6975\u9ad8\u7684\u6027\u80fd\uff0c\u4e26\u4e14\u80fd\u5920\u5728\u591a\u7a2e\u5834\u666f\u4e0b\u9748\u6d3b\u61c9\u7528\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e6%a0%b8%e5%bf%83%e7%89%b9%e6%80%a7-VCsfwpOPDJ\">Redis \u7684\u6838\u5fc3\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8b80\u5beb\u64cd\u4f5c\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\u4e2d\u975e\u5e38\u53d7\u6b61\u8fce\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis \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>\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97 Redis \u80fd\u5920\u9748\u6d3b\u61c9\u5c0d\u4e0d\u540c\u7684\u61c9\u7528\u9700\u6c42\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>Redis Cluster \u5141\u8a31\u7528\u6236\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u4f48\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u53ef\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e6%ba%90%e7%a2%bc%e7%b5%90%e6%a7%8b%e6%a6%82%e8%bf%b0-VCsfwpOPDJ\">Redis \u6e90\u78bc\u7d50\u69cb\u6982\u8ff0<\/h2>\n<p>\u8981\u6df1\u5165\u7406\u89e3 Redis \u7684\u904b\u4f5c\u539f\u7406\uff0c\u5206\u6790\u5176\u6e90\u78bc\u7d50\u69cb\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002Redis \u7684\u6e90\u78bc\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>server.c\uff1a<\/strong>\u9019\u662f Redis \u7684\u4e3b\u7a0b\u5e8f\u5165\u53e3\uff0c\u8ca0\u8cac\u521d\u59cb\u5316\u670d\u52d9\u5668\u3001\u8655\u7406\u5ba2\u6236\u7aef\u8acb\u6c42\u4ee5\u53ca\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>dict.c\uff1a<\/strong>\u5be6\u73fe\u4e86 Redis \u7684\u5b57\u5178\u6578\u64da\u7d50\u69cb\uff0c\u9019\u662f Redis \u5b58\u5132\u9375\u503c\u5c0d\u7684\u6838\u5fc3\u3002<\/li>\n<li><strong>object.c\uff1a<\/strong>\u5b9a\u7fa9\u4e86 Redis \u4e2d\u7684\u6578\u64da\u5c0d\u8c61\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u7b49\u3002<\/li>\n<li><strong>networking.c\uff1a<\/strong>\u8ca0\u8cac\u8655\u7406\u7db2\u7d61\u901a\u4fe1\uff0c\u5305\u62ec\u5ba2\u6236\u7aef\u9023\u63a5\u548c\u8acb\u6c42\u7684\u89e3\u6790\u3002<\/li>\n<li><strong>persist.c\uff1a<\/strong>\u5be6\u73fe\u4e86\u6578\u64da\u7684\u6301\u4e45\u5316\u529f\u80fd\uff0c\u652f\u6301 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%9a%84%e6%95%b8%e6%93%9a%e5%ad%98%e5%8f%96%e6%b5%81%e7%a8%8b-VCsfwpOPDJ\">Redis \u7684\u6578\u64da\u5b58\u53d6\u6d41\u7a0b<\/h2>\n<p>\u7576\u5ba2\u6236\u7aef\u5411 Redis \u767c\u9001\u8acb\u6c42\u6642\uff0c\u8acb\u6c42\u9996\u5148\u6703\u88ab server.c \u4e2d\u7684\u4e3b\u5faa\u74b0\u63a5\u6536\u3002\u63a5\u8457\uff0c\u6839\u64da\u8acb\u6c42\u7684\u985e\u578b\uff0cRedis \u6703\u8abf\u7528\u76f8\u61c9\u7684\u8655\u7406\u51fd\u6578\u4f86\u57f7\u884c\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc GET \u8acb\u6c42\uff0cRedis \u6703\u67e5\u8a62 dict.c \u4e2d\u7684\u5b57\u5178\u7d50\u69cb\uff0c\u5feb\u901f\u5b9a\u4f4d\u5230\u5c0d\u61c9\u7684\u503c\u4e26\u8fd4\u56de\u7d66\u5ba2\u6236\u7aef\u3002<\/p>\n<pre><code>\/* \u7c21\u55ae\u7684 GET \u64cd\u4f5c\u793a\u4f8b *\/\nvoid getCommand(client *c) {\n    robj *key = c-&gt;argv[1];\n    robj *value = lookupKeyRead(c-&gt;db, key);\n    if (value == NULL) {\n        addReplyNull(c);\n    } else {\n        addReplyBulk(c, value);\n    }\n}\n<\/code><\/pre>\n<h2 id=\"redis-%e7%9a%84%e6%8c%81%e4%b9%85%e5%8c%96%e6%a9%9f%e5%88%b6-VCsfwpOPDJ\">Redis \u7684\u6301\u4e45\u5316\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u6301\u4e45\u5316\u6a5f\u5236\uff1aRDB\uff08\u5feb\u7167\uff09\u548c AOF\uff08\u8ffd\u52a0\u6587\u4ef6\uff09\u3002RDB \u6703\u5b9a\u671f\u5c07\u6578\u64da\u5feb\u7167\u4fdd\u5b58\u5230\u78c1\u789f\uff0c\u800c AOF \u5247\u6703\u5c07\u6bcf\u6b21\u5beb\u64cd\u4f5c\u8ffd\u52a0\u5230\u4e00\u500b\u65e5\u8a8c\u6587\u4ef6\u4e2d\u3002\u9019\u5169\u7a2e\u65b9\u5f0f\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-VCsfwpOPDJ\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5176\u6e90\u78bc\u7684\u8a2d\u8a08\u548c\u5be6\u73fe\u5145\u5206\u9ad4\u73fe\u4e86\u6027\u80fd\u548c\u9748\u6d3b\u6027\u7684\u5e73\u8861\u3002\u901a\u904e\u6df1\u5165\u5206\u6790 Redis \u7684\u6e90\u78bc\u7d50\u69cb\u548c\u6578\u64da\u5b58\u53d6\u6d41\u7a0b\uff0c\u6211\u5011\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5176\u80cc\u5f8c\u7684\u904b\u4f5c\u539f\u7406\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\uff0cRedis \u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c Redis\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u6e90\u78bc\u7684\u5967\u79d8\uff0c\u6df1\u5165\u4e86\u89e3\u5176\u67b6\u69cb\u8207\u8a2d\u8a08\u7406\u5ff5\uff0c\u638c\u63e1\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u6838\u5fc3\u6280\u8853\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-152915","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152915","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=152915"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152915\/revisions"}],"predecessor-version":[{"id":152916,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152915\/revisions\/152916"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}