{"id":125159,"date":"2024-10-25T20:18:35","date_gmt":"2024-10-25T12:18:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125159\/"},"modified":"2024-10-25T20:18:36","modified_gmt":"2024-10-25T12:18:36","slug":"redis-%e8%a7%a3%e6%b1%ba%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8b%99%e7%9a%84%e7%a0%94%e7%a9%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125159\/","title":{"rendered":"Redis \u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u7684\u7814\u7a76"},"content":{"rendered":"<h1 id=\"redis-%e8%a7%a3%e6%b1%ba%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8b%99%e7%9a%84%e7%a0%94%e7%a9%b6-mGTxnnAFHy\">Redis \u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u7684\u7814\u7a76<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96f2\u8a08\u7b97\u548c\u5fae\u670d\u52d9\u67b6\u69cb\u4e2d\uff0c\u5206\u5e03\u5f0f\u7cfb\u7d71\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u8907\u96dc\u6027\u63d0\u9ad8\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u5206\u5e03\u5f0f\u4e8b\u52d9\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u7814\u7a76\u8ab2\u984c\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u7684\u6311\u6230\u3002<\/p>\n<h2 id=\"%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8b%99%e7%9a%84%e6%8c%91%e6%88%b0-mGTxnnAFHy\">\u5206\u5e03\u5f0f\u4e8b\u52d9\u7684\u6311\u6230<\/h2>\n<p>\u5206\u5e03\u5f0f\u4e8b\u52d9\u901a\u5e38\u6d89\u53ca\u591a\u500b\u6578\u64da\u6e90\uff0c\u9019\u4f7f\u5f97\u4e8b\u52d9\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u8b8a\u5f97\u66f4\u52a0\u56f0\u96e3\u3002\u50b3\u7d71\u7684\u4e8b\u52d9\u7ba1\u7406\u65b9\u6cd5\uff0c\u5982\u5169\u968e\u6bb5\u63d0\u4ea4\uff082PC\uff09\uff0c\u96d6\u7136\u80fd\u5920\u4fdd\u8b49\u4e00\u81f4\u6027\uff0c\u4f46\u5728\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u65b9\u9762\u5b58\u5728\u4e00\u5b9a\u7684\u74f6\u9838\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u9700\u8981\u5c0b\u627e\u66f4\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e7%89%b9%e6%80%a7-mGTxnnAFHy\">Redis \u7684\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\u7b49\u3002\u5176\u9ad8\u6027\u80fd\u548c\u4f4e\u5ef6\u9072\u7684\u7279\u6027\u4f7f\u5176\u6210\u70ba\u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u554f\u984c\u7684\u7406\u60f3\u9078\u64c7\u3002\u4ee5\u4e0b\u662f Redis \u5728\u5206\u5e03\u5f0f\u4e8b\u52d9\u4e2d\u7684\u5e7e\u500b\u95dc\u9375\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u5b50\u6027\u64cd\u4f5c\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u539f\u5b50\u6027\u64cd\u4f5c\uff0c\u5982 <code>INCR<\/code> \u548c <code>DECR<\/code>\uff0c\u9019\u4e9b\u64cd\u4f5c\u53ef\u4ee5\u78ba\u4fdd\u5728\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u8a2a\u554f\u6642\u4e0d\u6703\u51fa\u73fe\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u4e8b\u52d9\u652f\u6301\uff1a<\/strong>Redis \u7684 <code>MULTI<\/code> \u548c <code>EXEC<\/code> \u547d\u4ee4\u5141\u8a31\u958b\u767c\u8005\u5c07\u591a\u500b\u547d\u4ee4\u6253\u5305\u6210\u4e00\u500b\u4e8b\u52d9\uff0c\u78ba\u4fdd\u9019\u4e9b\u547d\u4ee4\u8981\u9ebc\u5168\u90e8\u57f7\u884c\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u57f7\u884c\u3002<\/li>\n<li><strong>\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\uff1a<\/strong>Redis \u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u4f7f\u5f97\u4e0d\u540c\u7684\u670d\u52d9\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u901a\u4fe1\uff0c\u9019\u5c0d\u65bc\u5206\u5e03\u5f0f\u7cfb\u7d71\u4e2d\u7684\u4e8b\u4ef6\u9a45\u52d5\u67b6\u69cb\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%9c%a8%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8b%99%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-mGTxnnAFHy\">Redis \u5728\u5206\u5e03\u5f0f\u4e8b\u52d9\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cRedis \u53ef\u4ee5\u7528\u65bc\u591a\u7a2e\u5834\u666f\u4f86\u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u7684\u554f\u984c\u3002\u4f8b\u5982\uff1a<\/p>\n<h3 id=\"1-%e8%b3%87%e6%96%99%e4%b8%80%e8%87%b4%e6%80%a7-mGTxnnAFHy\">1. \u8cc7\u6599\u4e00\u81f4\u6027<\/h3>\n<p>\u5728\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u7576\u7528\u6236\u4e0b\u55ae\u6642\uff0c\u7cfb\u7d71\u9700\u8981\u540c\u6642\u66f4\u65b0\u5eab\u5b58\u548c\u7528\u6236\u7684\u9918\u984d\u3002\u4f7f\u7528 Redis \u7684\u4e8b\u52d9\u652f\u6301\uff0c\u53ef\u4ee5\u78ba\u4fdd\u9019\u5169\u500b\u64cd\u4f5c\u8981\u9ebc\u540c\u6642\u6210\u529f\uff0c\u8981\u9ebc\u540c\u6642\u5931\u6557\uff0c\u5f9e\u800c\u4fdd\u6301\u8cc7\u6599\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<pre><code>\nMULTI\nDECR stock:product_id\nDECR user:balance:user_id\nEXEC\n<\/code><\/pre>\n<h3 id=\"2-%e5%88%86%e5%b8%83%e5%bc%8f%e9%8e%96-mGTxnnAFHy\">2. \u5206\u5e03\u5f0f\u9396<\/h3>\n<p>\u5728\u5206\u5e03\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u907f\u514d\u8cc7\u6e90\u7af6\u722d\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u5206\u5e03\u5f0f\u9396\u5be6\u73fe\uff0c\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u4f86\u9632\u6b62\u6b7b\u9396\u7684\u60c5\u6cc1\u767c\u751f\u3002<\/p>\n<pre><code>\nSET lock:resource_id \"locked\" NX PX 30000\n<\/code><\/pre>\n<h3 id=\"3-%e4%ba%8b%e4%bb%b6%e9%a9%85%e5%8b%95%e6%9e%b6%e6%a7%8b-mGTxnnAFHy\">3. \u4e8b\u4ef6\u9a45\u52d5\u67b6\u69cb<\/h3>\n<p>\u5229\u7528 Redis \u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\uff0c\u7cfb\u7d71\u53ef\u4ee5\u5728\u67d0\u4e9b\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u901a\u77e5\u5176\u4ed6\u670d\u52d9\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u670d\u52d9\u4e4b\u9593\u7684\u8026\u5408\u5ea6\uff0c\u63d0\u9ad8\u7cfb\u7d71\u7684\u9748\u6d3b\u6027\u3002<\/p>\n<pre><code>\nPUBLISH order:created \"Order ID: 12345\"\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-mGTxnnAFHy\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u63d0\u4f9b\u4e86\u591a\u7a2e\u6709\u6548\u7684\u5de5\u5177\u548c\u65b9\u6cd5\u3002\u901a\u904e\u5229\u7528\u5176\u539f\u5b50\u6027\u64cd\u4f5c\u3001\u4e8b\u52d9\u652f\u6301\u548c\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u7ba1\u7406\u5206\u5e03\u5f0f\u7cfb\u7d71\u4e2d\u7684\u4e8b\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u5206\u5e03\u5f0f\u4e8b\u52d9\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4f86\u90e8\u7f72 Redis \u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002\u9019\u4e0d\u50c5\u80fd\u5920\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5728\u89e3\u6c7a\u5206\u5e03\u5f0f\u4e8b\u52d9\u4e2d\u7684\u61c9\u7528\u8207\u6311\u6230\uff0c\u5206\u6790\u5176\u6027\u80fd\u512a\u52e2\u53ca\u5be6\u73fe\u7b56\u7565\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-125159","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125159","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=125159"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125159\/revisions"}],"predecessor-version":[{"id":125160,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125159\/revisions\/125160"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}