{"id":194833,"date":"2024-11-13T09:57:20","date_gmt":"2024-11-13T01:57:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194833\/"},"modified":"2024-11-13T09:57:22","modified_gmt":"2024-11-13T01:57:22","slug":"%e7%94%a8redis%e7%88%ac%e5%8f%96%e8%b1%86%e7%93%a3%e4%bf%a1%e6%81%af%ef%bc%88redis%e7%88%ac%e5%8f%96%e8%b1%86%e7%93%a3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194833\/","title":{"rendered":"\u7528Redis\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\uff08redis\u722c\u53d6\u8c46\u74e3\uff09"},"content":{"rendered":"<h1 id=\"%e7%94%a8redis%e7%88%ac%e5%8f%96%e8%b1%86%e7%93%a3%e4%bf%a1%e6%81%af%ef%bc%88redis%e7%88%ac%e5%8f%96%e8%b1%86%e7%93%a3%ef%bc%89-YrUWyOtnPE\">\u7528Redis\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\uff08redis\u722c\u53d6\u8c46\u74e3\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u7db2\u7d61\u722c\u87f2\u6280\u8853\u5df2\u6210\u70ba\u7372\u53d6\u548c\u5206\u6790\u7db2\u7d61\u6578\u64da\u7684\u91cd\u8981\u5de5\u5177\u3002\u8c46\u74e3\u4f5c\u70ba\u4e00\u500b\u77e5\u540d\u7684\u793e\u4ea4\u7db2\u7ad9\uff0c\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u66f8\u7c4d\u3001\u96fb\u5f71\u548c\u97f3\u6a02\u4fe1\u606f\uff0c\u5438\u5f15\u4e86\u8a31\u591a\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u7684\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-YrUWyOtnPE\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u4e26\u4e14\u5177\u5099\u6301\u4e45\u5316\u529f\u80fd\uff0c\u80fd\u5920\u5728\u91cd\u555f\u5f8c\u4fdd\u7559\u6578\u64da\u3002\u9019\u4f7f\u5f97Redis\u6210\u70ba\u722c\u53d6\u548c\u5b58\u5132\u7db2\u7d61\u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e7%88%ac%e5%8f%96%e8%b1%86%e7%93%a3%e4%bf%a1%e6%81%af%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-YrUWyOtnPE\">\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u78ba\u5b9a\u76ee\u6a19\u6578\u64da\uff1a<\/strong>\u9996\u5148\uff0c\u9700\u8981\u660e\u78ba\u8981\u722c\u53d6\u7684\u8c46\u74e3\u6578\u64da\u985e\u578b\uff0c\u4f8b\u5982\u66f8\u7c4d\u3001\u96fb\u5f71\u6216\u97f3\u6a02\u3002<\/li>\n<li><strong>\u767c\u9001\u8acb\u6c42\uff1a<\/strong>\u4f7f\u7528HTTP\u5eab\uff08\u5982requests\uff09\u5411\u8c46\u74e3\u7684API\u6216\u7db2\u9801\u767c\u9001\u8acb\u6c42\uff0c\u7372\u53d6\u6578\u64da\u3002<\/li>\n<li><strong>\u89e3\u6790\u6578\u64da\uff1a<\/strong>\u4f7f\u7528BeautifulSoup\u6216lxml\u7b49\u5eab\u89e3\u6790\u8fd4\u56de\u7684HTML\u6216JSON\u6578\u64da\u3002<\/li>\n<li><strong>\u5b58\u5132\u6578\u64da\uff1a<\/strong>\u5c07\u89e3\u6790\u5f8c\u7684\u6578\u64da\u5b58\u5132\u5230Redis\u4e2d\uff0c\u4ee5\u4fbf\u5f8c\u7e8c\u67e5\u8a62\u548c\u5206\u6790\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-YrUWyOtnPE\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u722c\u53d6\u8c46\u74e3\u66f8\u7c4d\u4fe1\u606f\uff1a<\/p>\n<pre><code>import requests\nfrom bs4 import BeautifulSoup\nimport redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u722c\u53d6\u8c46\u74e3\u66f8\u7c4d\u4fe1\u606f\u7684\u51fd\u6578\ndef fetch_douban_books(page):\n    url = f'https:\/\/book.douban.com\/top250?start={page * 25}'\n    response = requests.get(url)\n    soup = BeautifulSoup(response.text, 'html.parser')\n    \n    for item in soup.select('.item'):\n        title = item.select_one('.title').get_text(strip=True)\n        author = item.select_one('.author').get_text(strip=True)\n        rating = item.select_one('.rating_num').get_text(strip=True)\n        \n        # \u5c07\u6578\u64da\u5b58\u5132\u5230Redis\n        r.hset(title, mapping={'author': author, 'rating': rating})\n\n# \u722c\u53d6\u524d10\u9801\u66f8\u7c4d\u4fe1\u606f\nfor i in range(10):\n    fetch_douban_books(i)\n<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e8%88%87%e6%9f%a5%e8%a9%a2-YrUWyOtnPE\">\u6578\u64da\u5b58\u5132\u8207\u67e5\u8a62<\/h2>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528Redis\u7684\u54c8\u5e0c\u7d50\u69cb\u4f86\u5b58\u5132\u66f8\u7c4d\u4fe1\u606f\u3002\u6bcf\u672c\u66f8\u7684\u6a19\u984c\u4f5c\u70ba\u9375\uff0c\u4f5c\u8005\u548c\u8a55\u5206\u4f5c\u70ba\u503c\u3002\u9019\u6a23\u7684\u7d50\u69cb\u4f7f\u5f97\u67e5\u8a62\u8b8a\u5f97\u975e\u5e38\u9ad8\u6548\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u4ee3\u78bc\u67e5\u8a62\u67d0\u672c\u66f8\u7684\u4fe1\u606f\uff1a<\/p>\n<pre><code>def get_book_info(title):\n    book_info = r.hgetall(title)\n    if book_info:\n        print(f\"\u66f8\u540d: {title}, \u4f5c\u8005: {book_info[b'author'].decode()}, \u8a55\u5206: {book_info[b'rating'].decode()}\")\n    else:\n        print(\"\u672a\u627e\u5230\u8a72\u66f8\u7c4d\u4fe1\u606f\u3002\")\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-YrUWyOtnPE\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c\u7db2\u7d61\u722c\u87f2\u6642\uff0c\u9700\u8981\u9075\u5faa\u7db2\u7ad9\u7684robots.txt\u898f\u7bc4\uff0c\u907f\u514d\u5c0d\u7db2\u7ad9\u9020\u6210\u904e\u5927\u8ca0\u64d4\u3002\u6b64\u5916\uff0c\u61c9\u6ce8\u610f\u8c46\u74e3\u7684API\u4f7f\u7528\u9650\u5236\uff0c\u5408\u7406\u8a2d\u7f6e\u8acb\u6c42\u983b\u7387\uff0c\u4ee5\u514d\u88ab\u5c01\u7981\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YrUWyOtnPE\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u6709\u6548\u7684\u722c\u53d6\u7b56\u7565\uff0c\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u4e26\u5b58\u5132\u5927\u91cf\u7684\u8c46\u74e3\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9032\u884c\u6578\u64da\u5206\u6790\u6216\u61c9\u7528\u958b\u767c\u7684\u7528\u6236\u4f86\u8aaa\uff0c\u9019\u7a2e\u65b9\u6cd5\u7121\u7591\u662f\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5b58\u5132\u548c\u8655\u7406\u74b0\u5883\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\u4f86\u652f\u6301\u60a8\u7684\u9805\u76ee\u3002\u7121\u8ad6\u662f\u642d\u5efa\u722c\u87f2\u9084\u662f\u6578\u64da\u5eab\uff0c\u9078\u64c7\u5408\u9069\u7684\u4f3a\u670d\u5668\u90fd\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u9ad8\u6548\u722c\u53d6\u8c46\u74e3\u4fe1\u606f\uff0c\u5feb\u901f\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\uff0c\u63d0\u5347\u6570\u636e\u5904\u7406\u80fd\u529b\uff0c\u8f7b\u677e\u83b7\u53d6\u7535\u5f71\u3001\u4e66\u7c4d\u7b49\u8d44\u6e90\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-194833","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194833","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=194833"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194833\/revisions"}],"predecessor-version":[{"id":194834,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194833\/revisions\/194834"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}