{"id":134883,"date":"2024-10-31T04:54:35","date_gmt":"2024-10-30T20:54:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/134883\/"},"modified":"2024-10-31T04:54:36","modified_gmt":"2024-10-30T20:54:36","slug":"redis%e8%87%aa%e5%a2%9e%ef%bc%8c%e5%b0%8f%e6%95%b8%e5%a4%a7%e6%9c%89%e6%96%b0%e6%84%8f%ef%bc%88redis%e8%87%aa%e5%a2%9e%e5%b0%8f%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/134883\/","title":{"rendered":"Redis\u81ea\u589e\uff0c\u5c0f\u6578\u5927\u6709\u65b0\u610f\uff08redis\u81ea\u589e\u5c0f\u6578\uff09"},"content":{"rendered":"<h1 id=\"redis%e8%87%aa%e5%a2%9e%ef%bc%8c%e5%b0%8f%e6%95%b8%e5%a4%a7%e6%9c%89%e6%96%b0%e6%84%8f%ef%bc%88redis%e8%87%aa%e5%a2%9e%e5%b0%8f%e6%95%b8%ef%bc%89-jHyeLfOefs\">Redis\u81ea\u589e\uff0c\u5c0f\u6578\u5927\u6709\u65b0\u610f\uff08redis\u81ea\u589e\u5c0f\u6578\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u548c\u5b58\u5132\u9818\u57df\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u96d6\u7136Redis\u4ee5\u5176\u5c0d\u6574\u6578\u7684\u81ea\u589e\u64cd\u4f5c\u800c\u805e\u540d\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u5c0d\u5c0f\u6578\u7684\u81ea\u589e\u64cd\u4f5c\u540c\u6a23\u5177\u6709\u91cd\u8981\u610f\u7fa9\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u81ea\u589e\u5c0f\u6578\u7684\u6982\u5ff5\u3001\u5be6\u73fe\u65b9\u6cd5\u53ca\u5176\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"redis%e8%87%aa%e5%a2%9e%e6%93%8d%e4%bd%9c%e6%a6%82%e8%bf%b0-jHyeLfOefs\">Redis\u81ea\u589e\u64cd\u4f5c\u6982\u8ff0<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u81ea\u589e\u64cd\u4f5c\u4e3b\u8981\u91dd\u5c0d\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u901a\u904e\u547d\u4ee4 <code>INCR<\/code> \u548c <code>INCRBY<\/code> \u4f86\u5be6\u73fe\u3002\u9019\u4e9b\u547d\u4ee4\u901a\u5e38\u7528\u65bc\u6574\u6578\uff0c\u4f46Redis\u672c\u8eab\u4e26\u4e0d\u76f4\u63a5\u652f\u6301\u5c0f\u6578\u7684\u81ea\u589e\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8redis%e4%b8%ad%e5%af%a6%e7%8f%be%e5%b0%8f%e6%95%b8%e8%87%aa%e5%a2%9e-jHyeLfOefs\">\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u5c0f\u6578\u81ea\u589e<\/h2>\n<p>\u5118\u7ba1Redis\u4e0d\u652f\u6301\u76f4\u63a5\u5c0d\u5c0f\u6578\u9032\u884c\u81ea\u589e\uff0c\u4f46\u6211\u5011\u53ef\u4ee5\u901a\u904e\u5c07\u5c0f\u6578\u8f49\u63db\u70ba\u6574\u6578\u4f86\u9593\u63a5\u5be6\u73fe\u3002\u5177\u9ad4\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SET key 10.5  \/\/ \u8a2d\u7f6e\u521d\u59cb\u503c\u70ba10.5\nINCRBY key 1  \/\/ \u5c07\u6574\u65781\u52a0\u5230key\u4e0a\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u5c0f\u6578\u4e58\u4ee5\u4e00\u500b\u5e38\u6578\uff08\u4f8b\u598210\uff09\uff0c\u7136\u5f8c\u5c07\u5176\u8f49\u63db\u70ba\u6574\u6578\u9032\u884c\u81ea\u589e\u3002\u6700\u5f8c\uff0c\u518d\u5c07\u7d50\u679c\u9664\u4ee5\u9019\u500b\u5e38\u6578\u4ee5\u7372\u5f97\u5c0f\u6578\u7d50\u679c\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-jHyeLfOefs\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u5c0f\u6578\u7684\u81ea\u589e\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u8a2d\u7f6e\u521d\u59cb\u503c\nr.set('decimal_key', 10.5)\n\n# \u5b9a\u7fa9\u589e\u91cf\nincrement = 0.1\n\n# \u5c07\u5c0f\u6578\u8f49\u63db\u70ba\u6574\u6578\nmultiplier = 10\ncurrent_value = float(r.get('decimal_key'))\nnew_value = int(current_value * multiplier) + int(increment * multiplier)\n\n# \u66f4\u65b0\u503c\nr.set('decimal_key', new_value \/ multiplier)\n\n# \u8f38\u51fa\u7d50\u679c\nprint(r.get('decimal_key'))  # \u8f38\u51fa\uff1a10.6\n<\/code><\/pre>\n<h2 id=\"%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-jHyeLfOefs\">\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u81ea\u589e\u5c0f\u6578\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li><strong>\u8a08\u7b97\u7cbe\u78ba\u7684\u7d71\u8a08\u6578\u64da\uff1a<\/strong>\u5728\u9700\u8981\u7cbe\u78ba\u8a08\u7b97\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f8b\u5982\u7528\u6236\u7684\u5e73\u5747\u6d88\u8cbb\u3001\u9ede\u64ca\u7387\u7b49\uff0c\u4f7f\u7528\u5c0f\u6578\u81ea\u589e\u53ef\u4ee5\u63d0\u4f9b\u66f4\u6e96\u78ba\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u91d1\u878d\u61c9\u7528\uff1a<\/strong>\u5728\u91d1\u878d\u7cfb\u7d71\u4e2d\uff0c\u7d93\u5e38\u9700\u8981\u5c0d\u91d1\u984d\u9032\u884c\u7cbe\u78ba\u8a08\u7b97\uff0c\u9019\u6642\u5019\u5c0f\u6578\u81ea\u589e\u7684\u9700\u6c42\u5c24\u70ba\u660e\u986f\u3002<\/li>\n<li><strong>\u904a\u6232\u958b\u767c\uff1a<\/strong>\u5728\u904a\u6232\u4e2d\uff0c\u89d2\u8272\u7684\u7d93\u9a57\u503c\u3001\u5206\u6578\u7b49\u53ef\u80fd\u9700\u8981\u4ee5\u5c0f\u6578\u5f62\u5f0f\u9032\u884c\u8a08\u7b97\uff0c\u81ea\u589e\u64cd\u4f5c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u9019\u4e9b\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jHyeLfOefs\">\u7e3d\u7d50<\/h2>\n<p>\u96d6\u7136Redis\u672c\u8eab\u4e0d\u652f\u6301\u5c0f\u6578\u7684\u81ea\u589e\u64cd\u4f5c\uff0c\u4f46\u901a\u904e\u5c07\u5c0f\u6578\u8f49\u63db\u70ba\u6574\u6578\u7684\u65b9\u5f0f\uff0c\u6211\u5011\u4f9d\u7136\u53ef\u4ee5\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u9748\u6d3b\uff0c\u800c\u4e14\u80fd\u5920\u6eff\u8db3\u591a\u7a2e\u61c9\u7528\u5834\u666f\u7684\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0cRedis\u7121\u7591\u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u7684\u670d\u52d9\u5c07\u80fd\u5920\u6eff\u8db3\u60a8\u7684\u9700\u6c42\uff0c\u7121\u8ad6\u662f\u6578\u64da\u5b58\u5132\u9084\u662f\u61c9\u7528\u90e8\u7f72\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u81ea\u589e\u5c0f\u6578\u7684\u5275\u65b0\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9748\u6d3b\u7684\u6578\u64da\u589e\u9577\u8207\u7ba1\u7406\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-134883","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134883","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=134883"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134883\/revisions"}],"predecessor-version":[{"id":134884,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134883\/revisions\/134884"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=134883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=134883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=134883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}