{"id":185220,"date":"2024-11-10T19:44:18","date_gmt":"2024-11-10T11:44:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185220\/"},"modified":"2024-11-10T19:44:19","modified_gmt":"2024-11-10T11:44:19","slug":"%e4%bd%bf%e7%94%a8set%e7%b5%90%e6%a7%8b%e5%ad%98%e5%85%a5redis%e4%b8%ad%e7%9a%84%e6%95%b8%e7%b5%84%ef%bc%88%e6%95%b8%e7%b5%84set%e5%ad%98%e5%85%a5redis%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185220\/","title":{"rendered":"\u4f7f\u7528Set\u7d50\u69cb\u5b58\u5165Redis\u4e2d\u7684\u6578\u7d44\uff08\u6578\u7d44set\u5b58\u5165redis\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8set%e7%b5%90%e6%a7%8b%e5%ad%98%e5%85%a5redis%e4%b8%ad%e7%9a%84%e6%95%b8%e7%b5%84%ef%bc%88%e6%95%b8%e7%b5%84set%e5%ad%98%e5%85%a5redis%ef%bc%89-RDIhQdCeDu\">\u4f7f\u7528Set\u7d50\u69cb\u5b58\u5165Redis\u4e2d\u7684\u6578\u7d44\uff08\u6578\u7d44set\u5b58\u5165redis\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u5176\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2dSet\u7d50\u69cb\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u7279\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5c07\u6578\u7d44\u4ee5Set\u7684\u5f62\u5f0f\u5b58\u5165Redis\u4e2d\uff0c\u4e26\u4ecb\u7d39\u5176\u512a\u52e2\u53ca\u4f7f\u7528\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e4%b8%ad%e7%9a%84set%e7%b5%90%e6%a7%8b%ef%bc%9f-RDIhQdCeDu\">\u4ec0\u9ebc\u662fRedis\u4e2d\u7684Set\u7d50\u69cb\uff1f<\/h2>\n<p>\u5728Redis\u4e2d\uff0cSet\u662f\u4e00\u7a2e\u7121\u5e8f\u4e14\u552f\u4e00\u7684\u6578\u64da\u96c6\u5408\u3002\u9019\u610f\u5473\u8457\u5728Set\u4e2d\uff0c\u91cd\u8907\u7684\u5143\u7d20\u5c07\u81ea\u52d5\u88ab\u904e\u6ffe\u6389\u3002Set\u7d50\u69cb\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7121\u5e8f\u6027\uff1aSet\u4e2d\u7684\u5143\u7d20\u6c92\u6709\u7279\u5b9a\u7684\u9806\u5e8f\u3002<\/li>\n<li>\u552f\u4e00\u6027\uff1aSet\u4e2d\u4e0d\u5141\u8a31\u6709\u91cd\u8907\u7684\u5143\u7d20\u3002<\/li>\n<li>\u9ad8\u6548\u7684\u64cd\u4f5c\uff1aRedis\u63d0\u4f9b\u4e86\u591a\u7a2e\u64cd\u4f5cSet\u7684\u547d\u4ee4\uff0c\u5982\u6dfb\u52a0\u3001\u522a\u9664\u548c\u67e5\u8a62\u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8set%e7%b5%90%e6%a7%8b%e5%ad%98%e5%84%b2%e6%95%b8%e7%b5%84%ef%bc%9f-RDIhQdCeDu\">\u70ba\u4ec0\u9ebc\u4f7f\u7528Set\u7d50\u69cb\u5b58\u5132\u6578\u7d44\uff1f<\/h2>\n<p>\u4f7f\u7528Set\u7d50\u69cb\u5b58\u5132\u6578\u7d44\u6709\u5e7e\u500b\u660e\u986f\u7684\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u81ea\u52d5\u53bb\u91cd\uff1a<\/strong>\u7576\u5c07\u6578\u7d44\u5b58\u5165Set\u6642\uff0c\u91cd\u8907\u7684\u5143\u7d20\u6703\u81ea\u52d5\u88ab\u904e\u6ffe\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u552f\u4e00\u503c\u7684\u5834\u666f\u975e\u5e38\u6709\u7528\u3002<\/li>\n<li><strong>\u9ad8\u6548\u67e5\u8a62\uff1a<\/strong>Set\u63d0\u4f9b\u4e86O(1)\u7684\u67e5\u8a62\u6642\u9593\u8907\u96dc\u5ea6\uff0c\u9019\u4f7f\u5f97\u67e5\u8a62\u64cd\u4f5c\u975e\u5e38\u9ad8\u6548\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>Set\u652f\u6301\u591a\u7a2e\u64cd\u4f5c\uff0c\u5982\u4ea4\u96c6\u3001\u4e26\u96c6\u548c\u5dee\u96c6\u7b49\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u8655\u7406\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%b0%87%e6%95%b8%e7%b5%84%e5%ad%98%e5%85%a5redis%e7%9a%84set%e7%b5%90%e6%a7%8b-RDIhQdCeDu\">\u5982\u4f55\u5c07\u6578\u7d44\u5b58\u5165Redis\u7684Set\u7d50\u69cb<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5c07\u6578\u7d44\u5b58\u5165Redis Set\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-RDIhQdCeDu\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u7684\u74b0\u5883\u4e2d\u5df2\u7d93\u5b89\u88dd\u4e86Redis\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get install redis-server<\/code><\/pre>\n<h3 id=\"2-%e9%80%a3%e6%8e%a5%e5%88%b0redis-RDIhQdCeDu\">2. \u9023\u63a5\u5230Redis<\/h3>\n<p>\u4f7f\u7528Redis\u7684\u5ba2\u6236\u7aef\u5de5\u5177\u9023\u63a5\u5230Redis\u670d\u52d9\u5668\uff1a<\/p>\n<pre><code>redis-cli<\/code><\/pre>\n<h3 id=\"3-%e5%b0%87%e6%95%b8%e7%b5%84%e5%ad%98%e5%85%a5set-RDIhQdCeDu\">3. \u5c07\u6578\u7d44\u5b58\u5165Set<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u6578\u7d44\uff1a<\/p>\n<pre><code>let array = [\"apple\", \"banana\", \"orange\", \"apple\"];<\/code><\/pre>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Redis\u7684SADD\u547d\u4ee4\u5c07\u9019\u500b\u6578\u7d44\u5b58\u5165Set\u4e2d\uff1a<\/p>\n<pre><code>SADD fruits \"apple\" \"banana\" \"orange\"<\/code><\/pre>\n<p>\u9019\u6a23\uff0cSet\u4e2d\u7684\u5143\u7d20\u5c07\u662f\uff1a<\/p>\n<pre><code>1) \"apple\"\n2) \"banana\"\n3) \"orange\"<\/code><\/pre>\n<h3 id=\"4-%e6%9f%a5%e8%a9%a2set%e4%b8%ad%e7%9a%84%e5%85%83%e7%b4%a0-RDIhQdCeDu\">4. \u67e5\u8a62Set\u4e2d\u7684\u5143\u7d20<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528SMEMBERS\u547d\u4ee4\u67e5\u8a62Set\u4e2d\u7684\u6240\u6709\u5143\u7d20\uff1a<\/p>\n<pre><code>SMEMBERS fruits<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56deSet\u4e2d\u7684\u6240\u6709\u552f\u4e00\u5143\u7d20\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-RDIhQdCeDu\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Node.js\u548cioredis\u5eab\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u6578\u7d44\u5b58\u5165Redis\u7684Set\u7d50\u69cb\uff1a<\/p>\n<pre><code>const Redis = require(\"ioredis\");\nconst redis = new Redis();\n\nconst array = [\"apple\", \"banana\", \"orange\", \"apple\"];\n\nredis.sadd(\"fruits\", ...array)\n    .then(result =&gt; {\n        console.log(`\u6210\u529f\u6dfb\u52a0 ${result} \u500b\u5143\u7d20\u5230Set\u4e2d`);\n        return redis.smembers(\"fruits\");\n    })\n    .then(members =&gt; {\n        console.log(\"Set\u4e2d\u7684\u5143\u7d20:\", members);\n    })\n    .catch(err =&gt; {\n        console.error(\"\u932f\u8aa4:\", err);\n    })\n    .finally(() =&gt; {\n        redis.quit();\n    });<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-RDIhQdCeDu\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Set\u7d50\u69cb\u5b58\u5132\u6578\u7d44\u5728Redis\u4e2d\u662f\u4e00\u7a2e\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\u65b9\u5f0f\u3002\u5b83\u4e0d\u50c5\u80fd\u81ea\u52d5\u53bb\u91cd\uff0c\u9084\u80fd\u63d0\u4f9b\u5feb\u901f\u7684\u67e5\u8a62\u6027\u80fd\uff0c\u9069\u5408\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002\u7121\u8ad6\u662f\u8655\u7406\u7528\u6236\u6a19\u7c64\u3001\u5546\u54c1\u5206\u985e\u9084\u662f\u5176\u4ed6\u9700\u8981\u552f\u4e00\u503c\u7684\u5834\u666f\uff0cSet\u7d50\u69cb\u90fd\u80fd\u63d0\u4f9b\u826f\u597d\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u3001<a href=\"https:\/\/server.hk\">\u670d\u52a1\u5668<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Set\u7d50\u69cb\u5c07\u6578\u7d44\u5b58\u5165Redis\uff0c\u5be6\u73fe\u9ad8\u6548\u53bb\u91cd\u548c\u5feb\u901f\u67e5\u8a62\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6027\u80fd\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-185220","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185220","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=185220"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185220\/revisions"}],"predecessor-version":[{"id":185221,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185220\/revisions\/185221"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}