{"id":128415,"date":"2024-10-26T13:59:17","date_gmt":"2024-10-26T05:59:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128415\/"},"modified":"2024-10-26T13:59:18","modified_gmt":"2024-10-26T05:59:18","slug":"redis-%e5%af%a6%e7%8f%be%e8%a8%82%e5%96%ae%e8%99%9f%e7%9a%84%e9%ab%98%e6%95%88%e5%8f%af%e9%9d%a0%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128415\/","title":{"rendered":"Redis \u5be6\u73fe\u8a02\u55ae\u865f\u7684\u9ad8\u6548\u53ef\u9760\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"redis-%e5%af%a6%e7%8f%be%e8%a8%82%e5%96%ae%e8%99%9f%e7%9a%84%e9%ab%98%e6%95%88%e5%8f%af%e9%9d%a0%e6%96%b9%e6%b3%95-rPBEQdCjzN\">Redis \u5be6\u73fe\u8a02\u55ae\u865f\u7684\u9ad8\u6548\u53ef\u9760\u65b9\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u8a02\u55ae\u865f\u7684\u751f\u6210\u548c\u7ba1\u7406\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u5982\u4f55\u9ad8\u6548\u4e14\u53ef\u9760\u5730\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u865f\u6210\u70ba\u4e86\u8a31\u591a\u4f01\u696d\u9762\u81e8\u7684\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u4f86\u751f\u6210\u548c\u7ba1\u7406\u8a02\u55ae\u865f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis%ef%bc%9f-rPBEQdCjzN\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis\uff1f<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u9078\u64c7 Redis \u7684\u5e7e\u500b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u5728\u6beb\u79d2\u7d1a\u5225\u5167\u8655\u7406\u6578\u64da\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>Redis \u63d0\u4f9b\u591a\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u7cfb\u7d71\u5d29\u6f70\u800c\u4e1f\u5931\u3002<\/li>\n<li><strong>\u539f\u5b50\u64cd\u4f5c\uff1a<\/strong>Redis \u652f\u6301\u539f\u5b50\u64cd\u4f5c\uff0c\u80fd\u5920\u78ba\u4fdd\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e0b\u7684\u6578\u64da\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a8%82%e5%96%ae%e8%99%9f%e7%94%9f%e6%88%90%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%80%9d%e8%b7%af-rPBEQdCjzN\">\u8a02\u55ae\u865f\u751f\u6210\u7684\u57fa\u672c\u601d\u8def<\/h2>\n<p>\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u865f\u901a\u5e38\u6709\u5e7e\u7a2e\u65b9\u6cd5\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u81ea\u589e ID\uff1a<\/strong>\u4f7f\u7528 Redis \u7684\u81ea\u589e\u529f\u80fd\u4f86\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u865f\u3002<\/li>\n<li><strong>\u6642\u9593\u6233 + \u96a8\u6a5f\u6578\uff1a<\/strong>\u7d50\u5408\u7576\u524d\u6642\u9593\u6233\u548c\u96a8\u6a5f\u6578\u4f86\u751f\u6210\u8a02\u55ae\u865f\u3002<\/li>\n<li><strong>UUID\uff1a<\/strong>\u4f7f\u7528 UUID \u4f86\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u865f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8-redis-%e8%87%aa%e5%a2%9e-id-%e7%94%9f%e6%88%90%e8%a8%82%e5%96%ae%e8%99%9f-rPBEQdCjzN\">\u4f7f\u7528 Redis \u81ea\u589e ID \u751f\u6210\u8a02\u55ae\u865f<\/h2>\n<p>\u6700\u7c21\u55ae\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Redis \u7684\u81ea\u589e\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5be6\u73fe\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SETNX order:counter 0\nINCR order:counter\nGET order:counter<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u9996\u5148\u4f7f\u7528 <code>SETNX<\/code> \u547d\u4ee4\u521d\u59cb\u5316\u4e00\u500b\u8a08\u6578\u5668\uff0c\u7136\u5f8c\u4f7f\u7528 <code>INCR<\/code> \u547d\u4ee4\u81ea\u589e\u8a08\u6578\u5668\uff0c\u6700\u5f8c\u4f7f\u7528 <code>GET<\/code> \u547d\u4ee4\u7372\u53d6\u7576\u524d\u7684\u8a02\u55ae\u865f\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u6b21\u751f\u6210\u7684\u8a02\u55ae\u865f\u90fd\u662f\u552f\u4e00\u7684\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%99%82%e9%96%93%e6%88%b3%e5%92%8c%e9%9a%a8%e6%a9%9f%e6%95%b8%e7%94%9f%e6%88%90%e8%a8%82%e5%96%ae%e8%99%9f-rPBEQdCjzN\">\u4f7f\u7528\u6642\u9593\u6233\u548c\u96a8\u6a5f\u6578\u751f\u6210\u8a02\u55ae\u865f<\/h2>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u7d50\u5408\u7576\u524d\u7684\u6642\u9593\u6233\u548c\u96a8\u6a5f\u6578\u4f86\u751f\u6210\u8a02\u55ae\u865f\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u78b0\u649e\u7684\u53ef\u80fd\u6027\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>import time\nimport random\n\ndef generate_order_id():\n    timestamp = int(time.time())\n    random_number = random.randint(1000, 9999)\n    return f\"{timestamp}{random_number}\"<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u751f\u6210\u7684\u8a02\u55ae\u865f\u7531\u7576\u524d\u7684\u6642\u9593\u6233\u548c\u4e00\u500b\u96a8\u6a5f\u6578\u7d44\u6210\uff0c\u9019\u6a23\u53ef\u4ee5\u4fdd\u8b49\u5728\u77ed\u6642\u9593\u5167\u751f\u6210\u7684\u8a02\u55ae\u865f\u4e0d\u6703\u91cd\u8907\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-uuid-%e7%94%9f%e6%88%90%e8%a8%82%e5%96%ae%e8%99%9f-rPBEQdCjzN\">\u4f7f\u7528 UUID \u751f\u6210\u8a02\u55ae\u865f<\/h2>\n<p>UUID\uff08\u901a\u7528\u552f\u4e00\u8b58\u5225\u78bc\uff09\u662f\u4e00\u7a2e\u6a19\u6e96\u7684\u8b58\u5225\u78bc\u683c\u5f0f\uff0c\u53ef\u4ee5\u7528\u4f86\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u865f\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Python \u751f\u6210 UUID \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import uuid\n\ndef generate_order_id():\n    return str(uuid.uuid4())<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u751f\u6210\u7684\u8a02\u55ae\u865f\u662f\u57fa\u65bc UUID \u6a19\u6e96\uff0c\u5e7e\u4e4e\u4e0d\u6703\u767c\u751f\u78b0\u649e\uff0c\u9069\u5408\u9700\u8981\u9ad8\u552f\u4e00\u6027\u7684\u5834\u666f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-rPBEQdCjzN\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u96fb\u5b50\u5546\u52d9\u4e2d\uff0c\u8a02\u55ae\u865f\u7684\u751f\u6210\u548c\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u5229\u7528 Redis \u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u8a02\u55ae\u865f\u7684\u751f\u6210\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u81ea\u589e ID\u3001\u6642\u9593\u6233\u52a0\u96a8\u6a5f\u6578\uff0c\u9084\u662f UUID\uff0c\u958b\u767c\u8005\u90fd\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u3002\u9019\u4e9b\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u4fdd\u8b49\u8a02\u55ae\u865f\u7684\u552f\u4e00\u6027\uff0c\u9084\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u61c9\u7528\u548c\u6578\u64da\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5be6\u73fe\u8a02\u55ae\u865f\u7684\u9ad8\u6548\u53ef\u9760\u65b9\u6cd5\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u78ba\u4fdd\u6bcf\u500b\u8a02\u55ae\u7684\u552f\u4e00\u6027\u8207\u6e96\u78ba\u6027\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-128415","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128415","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=128415"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128415\/revisions"}],"predecessor-version":[{"id":128416,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128415\/revisions\/128416"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}