{"id":126879,"date":"2024-10-26T08:24:27","date_gmt":"2024-10-26T00:24:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126879\/"},"modified":"2024-10-26T08:24:28","modified_gmt":"2024-10-26T00:24:28","slug":"redis-%e7%bc%ba%e5%b0%91%e8%87%aa%e5%8b%95%e8%a3%9c%e5%85%a8%ef%bc%8c%e9%9c%80%e8%a6%81%e8%87%aa%e8%a1%8c%e8%aa%bf%e6%95%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126879\/","title":{"rendered":"Redis \u7f3a\u5c11\u81ea\u52d5\u88dc\u5168\uff0c\u9700\u8981\u81ea\u884c\u8abf\u6574"},"content":{"rendered":"<h1 id=\"redis-%e7%bc%ba%e5%b0%91%e8%87%aa%e5%8b%95%e8%a3%9c%e5%85%a8%ef%bc%8c%e9%9c%80%e8%a6%81%e8%87%aa%e8%a1%8c%e8%aa%bf%e6%95%b4-iuqttKKdsw\">Redis \u7f3a\u5c11\u81ea\u52d5\u88dc\u5168\uff0c\u9700\u8981\u81ea\u884c\u8abf\u6574<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u548c\u5b58\u5132\u74b0\u5883\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u3002\u7136\u800c\uff0cRedis \u5728\u67d0\u4e9b\u529f\u80fd\u4e0a\u4ecd\u6709\u4e0d\u8db3\u4e4b\u8655\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u7f3a\u5c11\u81ea\u52d5\u88dc\u5168\u529f\u80fd\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u5728\u4f7f\u7528 Redis \u6642\uff0c\u5fc5\u9808\u81ea\u884c\u8abf\u6574\u548c\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u4ee5\u63d0\u9ad8\u958b\u767c\u6548\u7387\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-iuqttKKdsw\">Redis \u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \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\u5176\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRedis \u63d0\u4f9b\u6975\u5feb\u7684\u8b80\u5beb\u901f\u5ea6\uff0c\u80fd\u5920\u8655\u7406\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\u3002<\/li>\n<li>\u6301\u4e45\u5316\uff1a\u652f\u6301 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u80fd\u5920\u5728\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a\u9664\u4e86\u57fa\u672c\u7684\u9375\u503c\u5c0d\uff0c\u9084\u652f\u6301\u8907\u96dc\u7684\u6578\u64da\u7d50\u69cb\uff0c\u65b9\u4fbf\u958b\u767c\u8005\u4f7f\u7528\u3002<\/li>\n<li>\u5206\u4f48\u5f0f\uff1a\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u80fd\u5920\u64f4\u5c55\u5230\u591a\u53f0\u4f3a\u670d\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%87%aa%e5%8b%95%e8%a3%9c%e5%85%a8%e7%9a%84%e9%9c%80%e6%b1%82-iuqttKKdsw\">\u81ea\u52d5\u88dc\u5168\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u81ea\u52d5\u88dc\u5168\u529f\u80fd\u80fd\u5920\u986f\u8457\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u4f8b\u5982\uff0c\u5728\u641c\u7d22\u6846\u4e2d\uff0c\u7576\u7528\u6236\u8f38\u5165\u95dc\u9375\u5b57\u6642\uff0c\u7cfb\u7d71\u80fd\u5920\u5373\u6642\u63d0\u4f9b\u76f8\u95dc\u5efa\u8b70\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u627e\u5230\u6240\u9700\u5167\u5bb9\u3002\u7136\u800c\uff0cRedis \u672c\u8eab\u4e26\u4e0d\u63d0\u4f9b\u9019\u4e00\u529f\u80fd\uff0c\u958b\u767c\u8005\u9700\u8981\u81ea\u884c\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e8%87%aa%e5%8b%95%e8%a3%9c%e5%85%a8%e5%8a%9f%e8%83%bd-iuqttKKdsw\">\u5982\u4f55\u5be6\u73fe\u81ea\u52d5\u88dc\u5168\u529f\u80fd<\/h2>\n<p>\u8981\u5728 Redis \u4e2d\u5be6\u73fe\u81ea\u52d5\u88dc\u5168\u529f\u80fd\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%ad%97%e5%85%b8%e6%a8%b9%ef%bc%88trie%ef%bc%89%e7%b5%90%e6%a7%8b-iuqttKKdsw\">1. \u4f7f\u7528\u5b57\u5178\u6a39\uff08Trie\uff09\u7d50\u69cb<\/h3>\n<p>\u5b57\u5178\u6a39\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u5b57\u7b26\u4e32\u67e5\u627e\u6578\u64da\u7d50\u69cb\uff0c\u9069\u5408\u7528\u65bc\u5be6\u73fe\u81ea\u52d5\u88dc\u5168\u3002\u53ef\u4ee5\u5c07\u6240\u6709\u53ef\u80fd\u7684\u95dc\u9375\u5b57\u63d2\u5165\u5230\u5b57\u5178\u6a39\u4e2d\uff0c\u7136\u5f8c\u6839\u64da\u7528\u6236\u7684\u8f38\u5165\u52d5\u614b\u67e5\u627e\u5339\u914d\u7684\u95dc\u9375\u5b57\u3002<\/p>\n<pre><code>\nclass TrieNode:\n    def __init__(self):\n        self.children = {}\n        self.is_end_of_word = False\n\nclass Trie:\n    def __init__(self):\n        self.root = TrieNode()\n\n    def insert(self, word):\n        node = self.root\n        for char in word:\n            if char not in node.children:\n                node.children[char] = TrieNode()\n            node = node.children[char]\n        node.is_end_of_word = True\n\n    def search(self, prefix):\n        node = self.root\n        for char in prefix:\n            if char not in node.children:\n                return []\n            node = node.children[char]\n        return self._find_words(node, prefix)\n\n    def _find_words(self, node, prefix):\n        words = []\n        if node.is_end_of_word:\n            words.append(prefix)\n        for char, child_node in node.children.items():\n            words.extend(self._find_words(child_node, prefix + char))\n        return words\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e9%9b%86%e5%90%88%ef%bc%88set%ef%bc%89-iuqttKKdsw\">2. \u4f7f\u7528 Redis \u7684\u96c6\u5408\uff08Set\uff09<\/h3>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528 Redis \u7684\u96c6\u5408\u4f86\u5b58\u5132\u6240\u6709\u53ef\u80fd\u7684\u95dc\u9375\u5b57\u3002\u7576\u7528\u6236\u8f38\u5165\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u7684\u6a21\u7cca\u67e5\u8a62\u529f\u80fd\u4f86\u7372\u53d6\u5339\u914d\u7684\u95dc\u9375\u5b57\u3002<\/p>\n<pre><code>\n# \u5c07\u95dc\u9375\u5b57\u6dfb\u52a0\u5230 Redis \u96c6\u5408\nredis.sadd(\"autocomplete\", \"apple\")\nredis.sadd(\"autocomplete\", \"application\")\nredis.sadd(\"autocomplete\", \"banana\")\n\n# \u7372\u53d6\u4ee5 \"app\" \u958b\u982d\u7684\u95dc\u9375\u5b57\nresults = redis.sscan(\"autocomplete\", match=\"app*\")\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-iuqttKKdsw\">\u7e3d\u7d50<\/h2>\n<p>\u96d6\u7136 Redis \u672c\u8eab\u4e0d\u652f\u6301\u81ea\u52d5\u88dc\u5168\u529f\u80fd\uff0c\u4f46\u958b\u767c\u8005\u53ef\u4ee5\u901a\u904e\u5b57\u5178\u6a39\u6216 Redis \u96c6\u5408\u7b49\u65b9\u6cd5\u4f86\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u80fd\u63d0\u5347\u61c9\u7528\u7684\u6574\u9ad4\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u5132\u548c\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u9078\u64c7 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u78ba\u4fdd\u5176\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u652f\u6301 Redis \u7684\u61c9\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u7f3a\u5c11\u81ea\u52d5\u88dc\u5168\u529f\u80fd\uff0c\u4f7f\u7528\u8005\u9700\u624b\u52d5\u8abf\u6574\u914d\u7f6e\u4ee5\u63d0\u5347\u6548\u7387\u548c\u4f7f\u7528\u9ad4\u9a57\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-126879","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126879","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=126879"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126879\/revisions"}],"predecessor-version":[{"id":126880,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126879\/revisions\/126880"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}