{"id":129225,"date":"2024-10-26T20:01:21","date_gmt":"2024-10-26T12:01:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129225\/"},"modified":"2024-10-26T20:01:22","modified_gmt":"2024-10-26T12:01:22","slug":"redis%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%e5%8a%a9%e5%8a%9b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a7%8b%e5%bb%ba%ef%bc%88redis%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%e6%90%ad%e5%bb%ba%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129225\/","title":{"rendered":"Redis\u6a39\u5f62\u7d50\u69cb\u52a9\u529b\u6578\u64da\u5eab\u69cb\u5efa\uff08redis\u6a39\u5f62\u7d50\u69cb\u642d\u5efa\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%e5%8a%a9%e5%8a%9b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a7%8b%e5%bb%ba-kJEKvGRZqC\">Redis\u6a39\u5f62\u7d50\u69cb\u52a9\u529b\u6578\u64da\u5eab\u69cb\u5efa<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u6a39\u5f62\u7d50\u69cb\u4f86\u69cb\u5efa\u9ad8\u6548\u7684\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u5be6\u969b\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%ef%bc%9f-kJEKvGRZqC\">\u4ec0\u9ebc\u662fRedis\u6a39\u5f62\u7d50\u69cb\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6a39\u5f62\u7d50\u69cb\u662f\u4e00\u7a2e\u5c64\u6b21\u5316\u7684\u6578\u64da\u7d44\u7e54\u65b9\u5f0f\uff0c\u901a\u5e38\u7528\u65bc\u8868\u793a\u5177\u6709\u7236\u5b50\u95dc\u4fc2\u7684\u6578\u64da\u3002\u5229\u7528Redis\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6211\u5011\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u6a39\u5f62\u7d50\u69cb\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u6548\u7387\u3002<\/p>\n<h2 id=\"%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-kJEKvGRZqC\">\u6a39\u5f62\u7d50\u69cb\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<ul>\n<li><strong>\u5206\u985e\u7cfb\u7d71\uff1a<\/strong>\u4f8b\u5982\uff0c\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u7684\u7522\u54c1\u5206\u985e\u53ef\u4ee5\u4f7f\u7528\u6a39\u5f62\u7d50\u69cb\u4f86\u8868\u793a\uff0c\u65b9\u4fbf\u7528\u6236\u5feb\u901f\u67e5\u627e\u3002<\/li>\n<li><strong>\u7d44\u7e54\u67b6\u69cb\uff1a<\/strong>\u4f01\u696d\u7684\u7d44\u7e54\u67b6\u69cb\u5716\u53ef\u4ee5\u7528\u6a39\u5f62\u7d50\u69cb\u4f86\u8868\u793a\uff0c\u4fbf\u65bc\u7ba1\u7406\u548c\u67e5\u8a62\u3002<\/li>\n<li><strong>\u6587\u4ef6\u7cfb\u7d71\uff1a<\/strong>\u64cd\u4f5c\u7cfb\u7d71\u4e2d\u7684\u6587\u4ef6\u593e\u7d50\u69cb\u4e5f\u53ef\u4ee5\u7528\u6a39\u5f62\u7d50\u69cb\u4f86\u8868\u793a\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u6587\u4ef6\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8redis%e4%b8%ad%e6%a7%8b%e5%bb%ba%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b-kJEKvGRZqC\">\u5982\u4f55\u5728Redis\u4e2d\u69cb\u5efa\u6a39\u5f62\u7d50\u69cb<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u8868\u793a\u6a39\u7684\u7bc0\u9ede\uff0c\u4e26\u5229\u7528\u9375\u503c\u5c0d\u4f86\u5efa\u7acb\u7236\u5b50\u95dc\u4fc2\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728Redis\u4e2d\u69cb\u5efa\u4e00\u500b\u6a39\u5f62\u7d50\u69cb\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e6%a7%8b%e5%bb%ba%e4%b8%80%e5%80%8b%e7%b0%a1%e5%96%ae%e7%9a%84%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b-kJEKvGRZqC\">\u793a\u4f8b\uff1a\u69cb\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u6a39\u5f62\u7d50\u69cb<\/h3>\n<pre><code>\n# \u5047\u8a2d\u6211\u5011\u8981\u69cb\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u7d44\u7e54\u67b6\u69cb\n# \u7bc0\u9ede1\uff1aCEO\nHSET node:1 name \"CEO\" parent_id 0\n# \u7bc0\u9ede2\uff1aCTO\nHSET node:2 name \"CTO\" parent_id 1\n# \u7bc0\u9ede3\uff1aCFO\nHSET node:3 name \"CFO\" parent_id 1\n# \u7bc0\u9ede4\uff1a\u5de5\u7a0b\u5e2b\nHSET node:4 name \"Engineer\" parent_id 2\n# \u7bc0\u9ede5\uff1a\u6703\u8a08\nHSET node:5 name \"Accountant\" parent_id 3\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u6bcf\u500b\u7bc0\u9ede\u7684\u540d\u7a31\u548c\u7236\u7bc0\u9edeID\u3002\u6839\u7bc0\u9ede\uff08CEO\uff09\u7684parent_id\u8a2d\u7f6e\u70ba0\uff0c\u8868\u793a\u5b83\u6c92\u6709\u7236\u7bc0\u9ede\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b-kJEKvGRZqC\">\u67e5\u8a62\u6a39\u5f62\u7d50\u69cb<\/h2>\n<p>\u8981\u67e5\u8a62\u6a39\u5f62\u7d50\u69cb\u4e2d\u7684\u67d0\u500b\u7bc0\u9ede\u53ca\u5176\u5b50\u7bc0\u9ede\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Redis\u7684SCAN\u547d\u4ee4\u4f86\u904d\u6b77\u6240\u6709\u7bc0\u9ede\uff0c\u4e26\u6839\u64daparent_id\u9032\u884c\u904e\u6ffe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u6240\u6709\u5b50\u7bc0\u9ede\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n# \u67e5\u8a62\u67d0\u500b\u7bc0\u9ede\u7684\u6240\u6709\u5b50\u7bc0\u9ede\ndef get_children(node_id):\n    children = []\n    for key in redis.scan_iter(\"node:*\"):\n        if redis.hget(key, \"parent_id\") == str(node_id):\n            children.append(redis.hget(key, \"name\"))\n    return children\n\n# \u7372\u53d6CTO\u7684\u6240\u6709\u5b50\u7bc0\u9ede\nprint(get_children(2))  # \u8f38\u51fa: ['Engineer']\n<\/code><\/pre>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%a8%b9%e5%bd%a2%e7%b5%90%e6%a7%8b%e7%9a%84%e6%80%a7%e8%83%bd-kJEKvGRZqC\">\u512a\u5316\u6a39\u5f62\u7d50\u69cb\u7684\u6027\u80fd<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6a39\u5f62\u7d50\u69cb\u7684\u6027\u80fd\u512a\u5316\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u53ef\u4ee5\u8003\u616e\u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5efa\u7acb\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u7de9\u5b58\u71b1\u9ede\u6578\u64da\uff1a<\/strong>\u5c0d\u65bc\u7d93\u5e38\u8a2a\u554f\u7684\u7bc0\u9ede\uff0c\u53ef\u4ee5\u5c07\u5176\u7de9\u5b58\u5728\u5167\u5b58\u4e2d\uff0c\u4ee5\u6e1b\u5c11\u67e5\u8a62\u5ef6\u9072\u3002<\/li>\n<li><strong>\u6279\u91cf\u64cd\u4f5c\uff1a<\/strong>\u5728\u9032\u884c\u5927\u91cf\u6578\u64da\u64cd\u4f5c\u6642\uff0c\u76e1\u91cf\u4f7f\u7528\u6279\u91cf\u547d\u4ee4\uff0c\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-kJEKvGRZqC\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u6a39\u5f62\u7d50\u69cb\u70ba\u6578\u64da\u5eab\u7684\u69cb\u5efa\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u65b9\u5f0f\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d44\u7e54\u548c\u67e5\u8a62\u7b56\u7565\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u5404\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u5145\u5206\u767c\u63eeRedis\u7684\u6027\u80fd\u3002\u7121\u8ad6\u662f\u96fb\u5b50\u5546\u52d9\u3001\u4f01\u696d\u7ba1\u7406\u9084\u662f\u6587\u4ef6\u7cfb\u7d71\uff0c\u6a39\u5f62\u7d50\u69cb\u90fd\u80fd\u52a9\u529b\u6578\u64da\u7684\u9ad8\u6548\u7ba1\u7406\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u4f7f\u7528<a href=\"https:\/\/server.hk\">VPS<\/a>\u4f86\u642d\u5efaRedis\u6a39\u5f62\u7d50\u69cb\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u6a39\u5f62\u7d50\u69cb\u9ad8\u6548\u69cb\u5efa\u6578\u64da\u5eab\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62\u6027\u80fd\uff0c\u5be6\u73fe\u9748\u6d3b\u7684\u6578\u64da\u7d44\u7e54\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-129225","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129225","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=129225"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129225\/revisions"}],"predecessor-version":[{"id":129226,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129225\/revisions\/129226"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}