{"id":124210,"date":"2024-10-25T14:46:27","date_gmt":"2024-10-25T06:46:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/124210\/"},"modified":"2024-10-25T14:46:28","modified_gmt":"2024-10-25T06:46:28","slug":"redis-%e9%9b%86%e7%be%a4%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%b5%81%e6%b0%b4%e8%99%9f%e7%94%9f%e6%88%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/124210\/","title":{"rendered":"Redis \u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548\u6d41\u6c34\u865f\u751f\u6210"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%b5%81%e6%b0%b4%e8%99%9f%e7%94%9f%e6%88%90-szqbOrdzEh\">Redis \u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548\u6d41\u6c34\u865f\u751f\u6210<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u6d41\u6c34\u865f\u751f\u6210\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\uff0c\u5c24\u5176\u662f\u5728\u96fb\u5b50\u5546\u52d9\u3001\u8a02\u55ae\u7ba1\u7406\u548c\u7528\u6236\u8a3b\u518a\u7b49\u5834\u666f\u4e2d\u3002\u50b3\u7d71\u7684\u6d41\u6c34\u865f\u751f\u6210\u65b9\u5f0f\u5f80\u5f80\u6703\u9762\u81e8\u6027\u80fd\u74f6\u9838\u548c\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6578\u64da\u7d50\u69cb\u548c\u9ad8\u53ef\u7528\u6027\uff0c\u7279\u5225\u9069\u5408\u7528\u65bc\u5be6\u73fe\u9ad8\u6548\u7684\u6d41\u6c34\u865f\u751f\u6210\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u96c6\u7fa4\u4f86\u5be6\u73fe\u9ad8\u6548\u7684\u6d41\u6c34\u865f\u751f\u6210\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis%ef%bc%9f-szqbOrdzEh\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis\uff1f<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u7684\u8b80\u5beb\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u80fd\u5920\u652f\u6301\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c07\u6578\u64da\u4fdd\u5b58\u5728\u78c1\u789f\u4e0a\uff0c\u907f\u514d\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u652f\u6301\u96c6\u7fa4\uff1a<\/strong>Redis \u96c6\u7fa4\u53ef\u4ee5\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\u548c\u9ad8\u53ef\u7528\u6027\uff0c\u9069\u5408\u5927\u898f\u6a21\u61c9\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b5%81%e6%b0%b4%e8%99%9f%e7%94%9f%e6%88%90%e7%9a%84%e9%9c%80%e6%b1%82-szqbOrdzEh\">\u6d41\u6c34\u865f\u751f\u6210\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u6d41\u6c34\u865f\u9700\u8981\u5177\u5099\u4ee5\u4e0b\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u552f\u4e00\u6027\uff1a<\/strong>\u6bcf\u500b\u6d41\u6c34\u865f\u5fc5\u9808\u662f\u552f\u4e00\u7684\uff0c\u907f\u514d\u91cd\u8907\u3002<\/li>\n<li><strong>\u9806\u5e8f\u6027\uff1a<\/strong>\u6d41\u6c34\u865f\u901a\u5e38\u9700\u8981\u6309\u7167\u751f\u6210\u7684\u9806\u5e8f\u6392\u5217\u3002<\/li>\n<li><strong>\u9ad8\u4f75\u767c\uff1a<\/strong>\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u4ecd\u7136\u9700\u8981\u4fdd\u8b49\u6d41\u6c34\u865f\u7684\u751f\u6210\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8-redis-%e5%af%a6%e7%8f%be%e6%b5%81%e6%b0%b4%e8%99%9f%e7%94%9f%e6%88%90-szqbOrdzEh\">\u4f7f\u7528 Redis \u5be6\u73fe\u6d41\u6c34\u865f\u751f\u6210<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u6700\u9069\u5408\u7528\u65bc\u6d41\u6c34\u865f\u751f\u6210\u7684\u5c31\u662f\u81ea\u589e\u9375\uff08INCR\uff09\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Redis \u5be6\u73fe\u6d41\u6c34\u865f\u751f\u6210\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e8%87%aa%e5%a2%9e%e9%8d%b5-szqbOrdzEh\">1. \u8a2d\u7f6e\u81ea\u589e\u9375<\/h3>\n<pre><code>SETNX order:seq 0<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u8a2d\u7f6e\u4e00\u500b\u81ea\u589e\u9375\uff0c\u9019\u88e1\u4ee5 &#8220;order:seq&#8221; \u70ba\u4f8b\u3002\u4f7f\u7528 SETNX \u547d\u4ee4\u53ef\u4ee5\u78ba\u4fdd\u8a72\u9375\u53ea\u6703\u88ab\u8a2d\u7f6e\u4e00\u6b21\u3002<\/p>\n<h3 id=\"2-%e7%94%9f%e6%88%90%e6%b5%81%e6%b0%b4%e8%99%9f-szqbOrdzEh\">2. \u751f\u6210\u6d41\u6c34\u865f<\/h3>\n<pre><code>INCR order:seq<\/code><\/pre>\n<p>\u7576\u9700\u8981\u751f\u6210\u65b0\u7684\u6d41\u6c34\u865f\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 INCR \u547d\u4ee4\u4f86\u81ea\u52d5\u589e\u52a0\u8a72\u9375\u7684\u503c\uff0c\u4e26\u8fd4\u56de\u65b0\u7684\u6d41\u6c34\u865f\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-redis-%e9%9b%86%e7%be%a4-szqbOrdzEh\">3. \u4f7f\u7528 Redis \u96c6\u7fa4<\/h3>\n<p>\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u55ae\u4e00 Redis \u5be6\u4f8b\u53ef\u80fd\u7121\u6cd5\u6eff\u8db3\u9700\u6c42\u3002\u9019\u6642\u5019\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u96c6\u7fa4\u3002Redis \u96c6\u7fa4\u652f\u6301\u6578\u64da\u5206\u7247\uff0c\u80fd\u5920\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u7528\u6027\u3002<\/p>\n<p>\u5728\u96c6\u7fa4\u6a21\u5f0f\u4e0b\uff0c\u6d41\u6c34\u865f\u751f\u6210\u7684\u908f\u8f2f\u53ef\u4ee5\u4fdd\u6301\u4e0d\u8b8a\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5fc5\u9808\u78ba\u4fdd\u6bcf\u500b\u7bc0\u9ede\u7684\u81ea\u589e\u9375\u4e0d\u6703\u91cd\u8907\u3002\u53ef\u4ee5\u901a\u904e\u5728\u9375\u540d\u4e2d\u6dfb\u52a0\u7bc0\u9ede\u6a19\u8b58\u4f86\u5be6\u73fe\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>INCR order:seq:{node_id}<\/code><\/pre>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-szqbOrdzEh\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Python \u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Redis \u751f\u6210\u6d41\u6c34\u865f\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u751f\u6210\u6d41\u6c34\u865f\ndef generate_order_number():\n    order_number = r.incr('order:seq')\n    return order_number\n\n# \u4f7f\u7528\u793a\u4f8b\nprint(generate_order_number())  # \u8f38\u51fa\u65b0\u7684\u6d41\u6c34\u865f\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-szqbOrdzEh\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528 Redis \u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548\u7684\u6d41\u6c34\u865f\u751f\u6210\uff0c\u4e0d\u50c5\u80fd\u5920\u6eff\u8db3\u9ad8\u4f75\u767c\u7684\u9700\u6c42\uff0c\u9084\u80fd\u4fdd\u8b49\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u552f\u4e00\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u73fe\uff0c\u53ef\u4ee5\u5728\u5404\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u6709\u6548\u5730\u751f\u6210\u6d41\u6c34\u865f\uff0c\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u7684\u74b0\u5883\u4e2d\u90e8\u7f72\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u8acb\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\u7528 Redis \u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548\u7684\u6d41\u6c34\u865f\u751f\u6210\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u6eff\u8db3\u9ad8\u4e26\u767c\u9700\u6c42\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-124210","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124210","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=124210"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124210\/revisions"}],"predecessor-version":[{"id":124211,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124210\/revisions\/124211"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=124210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=124210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=124210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}