{"id":128837,"date":"2024-10-26T17:07:19","date_gmt":"2024-10-26T09:07:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128837\/"},"modified":"2024-10-26T17:07:19","modified_gmt":"2024-10-26T09:07:19","slug":"redis%e5%af%a6%e7%8f%be%e6%b1%82%e5%b7%ae%e9%9b%86%e7%9a%84%e7%ae%97%e6%b3%95%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e6%b1%82%e5%b7%ae%e9%9b%86%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128837\/","title":{"rendered":"Redis\u5be6\u73fe\u6c42\u5dee\u96c6\u7684\u7b97\u6cd5\u7814\u7a76\uff08redis \u6c42\u5dee\u96c6\uff09"},"content":{"rendered":"<h1 id=\"redis%e5%af%a6%e7%8f%be%e6%b1%82%e5%b7%ae%e9%9b%86%e7%9a%84%e7%ae%97%e6%b3%95%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e6%b1%82%e5%b7%ae%e9%9b%86%ef%bc%89-QmtrIKBItn\">Redis\u5be6\u73fe\u6c42\u5dee\u96c6\u7684\u7b97\u6cd5\u7814\u7a76\uff08redis \u6c42\u5dee\u96c6\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5b58\u5132\u548c\u8655\u7406\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5176\u4e2d\u5305\u62ec\u6578\u64da\u7684\u96c6\u5408\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u6c42\u5dee\u96c6\u7684\u7b97\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%b7%ae%e9%9b%86%ef%bc%9f-QmtrIKBItn\">\u4ec0\u9ebc\u662f\u5dee\u96c6\uff1f<\/h2>\n<p>\u5728\u6578\u5b78\u4e2d\uff0c\u5dee\u96c6\u662f\u6307\u5f9e\u4e00\u500b\u96c6\u5408\u4e2d\u53bb\u9664\u53e6\u4e00\u500b\u96c6\u5408\u7684\u5143\u7d20\u3002\u5047\u8a2d\u6709\u5169\u500b\u96c6\u5408A\u548cB\uff0c\u5247A\u8207B\u7684\u5dee\u96c6\u8a18\u4f5cA &#8211; B\uff0c\u8868\u793a\u6240\u6709\u5c6c\u65bcA\u4f46\u4e0d\u5c6c\u65bcB\u7684\u5143\u7d20\u3002\u9019\u4e00\u64cd\u4f5c\u5728\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u4e2d\u975e\u5e38\u5e38\u898b\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u904e\u6ffe\u6578\u64da\u6642\u3002<\/p>\n<h2 id=\"redis%e4%b8%ad%e7%9a%84%e9%9b%86%e5%90%88%e6%93%8d%e4%bd%9c-QmtrIKBItn\">Redis\u4e2d\u7684\u96c6\u5408\u64cd\u4f5c<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u96c6\u5408\uff08Set\uff09\u662f\u4e00\u7a2e\u7121\u5e8f\u4e14\u4e0d\u91cd\u8907\u7684\u5143\u7d20\u96c6\u5408\u3002Redis\u7684\u96c6\u5408\u64cd\u4f5c\u975e\u5e38\u9ad8\u6548\uff0c\u652f\u6301\u591a\u7a2e\u96c6\u5408\u904b\u7b97\uff0c\u5305\u62ec\u6c42\u4ea4\u96c6\u3001\u4e26\u96c6\u548c\u5dee\u96c6\u3002\u5c0d\u65bc\u6c42\u5dee\u96c6\u7684\u64cd\u4f5c\uff0cRedis\u63d0\u4f9b\u4e86\u5c08\u9580\u7684\u547d\u4ee4\u4f86\u5be6\u73fe\u3002<\/p>\n<h3 id=\"redis%e5%b7%ae%e9%9b%86%e5%91%bd%e4%bb%a4-QmtrIKBItn\">Redis\u5dee\u96c6\u547d\u4ee4<\/h3>\n<p>\u5728Redis\u4e2d\uff0c\u6c42\u5dee\u96c6\u7684\u4e3b\u8981\u547d\u4ee4\u662f\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>SDIFF key1 key2 [key3 ...]<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u6240\u6709\u5728key1\u4e2d\u4f46\u4e0d\u5728key2\uff08\u6216key3\u7b49\uff09\u4e2d\u7684\u5143\u7d20\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528SDIFF\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<h4 id=\"%e7%a4%ba%e4%be%8b-QmtrIKBItn\">\u793a\u4f8b<\/h4>\n<pre><code>127.0.0.1:6379&gt; SADD setA \"apple\" \"banana\" \"cherry\"\n(integer) 3\n127.0.0.1:6379&gt; SADD setB \"banana\" \"kiwi\"\n(integer) 2\n127.0.0.1:6379&gt; SDIFF setA setB\n1) \"apple\"\n2) \"cherry\"<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5275\u5efa\u4e86\u5169\u500b\u96c6\u5408setA\u548csetB\uff0c\u7136\u5f8c\u4f7f\u7528SDIFF\u547d\u4ee4\u6c42\u5f97setA\u548csetB\u7684\u5dee\u96c6\uff0c\u7d50\u679c\u986f\u793a\u201capple\u201d\u548c\u201ccherry\u201d\u662fsetA\u4e2d\u4f46\u4e0d\u5728setB\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<h2 id=\"%e5%b7%ae%e9%9b%86%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-QmtrIKBItn\">\u5dee\u96c6\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u6c42\u5dee\u96c6\u7684\u64cd\u4f5c\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u904e\u6ffe\uff1a<\/strong>\u5728\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u4e2d\uff0c\u53ef\u4ee5\u7528\u4f86\u627e\u51fa\u67d0\u4e9b\u7528\u6236\u672a\u95dc\u6ce8\u7684\u5e33\u865f\u3002<\/li>\n<li><strong>\u6578\u64da\u6e05\u7406\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u901a\u904e\u5dee\u96c6\u64cd\u4f5c\u53ef\u4ee5\u6e05\u7406\u91cd\u8907\u6216\u4e0d\u9700\u8981\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u6b0a\u9650\u7ba1\u7406\uff1a<\/strong>\u5728\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u7528\u4f86\u5224\u65b7\u7528\u6236\u64c1\u6709\u7684\u6b0a\u9650\u8207\u61c9\u6709\u6b0a\u9650\u4e4b\u9593\u7684\u5dee\u7570\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-QmtrIKBItn\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>Redis\u7684\u96c6\u5408\u64cd\u4f5c\u662f\u57fa\u65bc\u54c8\u5e0c\u8868\u5be6\u73fe\u7684\uff0c\u56e0\u6b64\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u6027\u80fd\u8868\u73fe\u512a\u7570\u3002\u7136\u800c\uff0c\u7576\u96c6\u5408\u7684\u5927\u5c0f\u589e\u9577\u6642\uff0c\u6c42\u5dee\u96c6\u7684\u64cd\u4f5c\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002\u56e0\u6b64\uff0c\u5728\u8a2d\u8a08\u7cfb\u7d71\u6642\uff0c\u61c9\u8003\u616e\u6578\u64da\u7684\u5206\u4f48\u548c\u96c6\u5408\u7684\u5927\u5c0f\uff0c\u4ee5\u78ba\u4fdd\u6027\u80fd\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-QmtrIKBItn\">\u7e3d\u7d50<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u7279\u5225\u662f\u5728\u96c6\u5408\u64cd\u4f5c\u65b9\u9762\u3002\u901a\u904e\u4f7f\u7528SDIFF\u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u6c42\u5dee\u96c6\u7684\u529f\u80fd\uff0c\u9019\u5728\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u4e2d\u5177\u6709\u91cd\u8981\u610f\u7fa9\u3002\u7121\u8ad6\u662f\u5728\u7528\u6236\u904e\u6ffe\u3001\u6578\u64da\u6e05\u7406\u9084\u662f\u6b0a\u9650\u7ba1\u7406\u65b9\u9762\uff0c\u5dee\u96c6\u64cd\u4f5c\u90fd\u80fd\u63d0\u4f9b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9ad8\u6548\u7684\u74b0\u5883\u4e2d\u904b\u884cRedis\u6709\u8208\u8da3\uff0c\u6216\u8005\u60f3\u8981\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\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u6c42\u5dee\u96c6\u7684\u7b97\u6cd5\uff0c\u6df1\u5165\u5206\u6790\u5176\u5b9e\u73b0\u539f\u7406\u4e0e\u6027\u80fd\u4f18\u5316\uff0c\u63d0\u5347\u6570\u636e\u5904\u7406\u6548\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-128837","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128837","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=128837"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128837\/revisions"}],"predecessor-version":[{"id":128838,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128837\/revisions\/128838"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}