{"id":134879,"date":"2024-10-31T04:52:23","date_gmt":"2024-10-30T20:52:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/134879\/"},"modified":"2024-10-31T04:52:24","modified_gmt":"2024-10-30T20:52:24","slug":"redis%e8%87%aa%e7%a0%94%e8%b5%b0%e5%90%91%e6%9b%b4%e9%ab%98%e6%95%88%e8%83%bd%ef%bc%88redis%e8%87%aa%e7%a0%94%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/134879\/","title":{"rendered":"Redis\u81ea\u7814\u8d70\u5411\u66f4\u9ad8\u6548\u80fd\uff08redis\u81ea\u7814\uff09"},"content":{"rendered":"<h1 id=\"redis%e8%87%aa%e7%a0%94%e8%b5%b0%e5%90%91%e6%9b%b4%e9%ab%98%e6%95%88%e8%83%bd-FPeuBFLoak\">Redis\u81ea\u7814\u8d70\u5411\u66f4\u9ad8\u6548\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u6210\u70ba\u4e86\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u9700\u6c42\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cRedis\u7684\u81ea\u7814\uff08\u5373\u81ea\u4e3b\u958b\u767c\uff09\u4e5f\u5728\u4e0d\u65b7\u63a8\u9032\uff0c\u4ee5\u5be6\u73fe\u66f4\u9ad8\u7684\u6548\u80fd\u548c\u66f4\u597d\u7684\u64f4\u5c55\u6027\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-FPeuBFLoak\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\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\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u5b83\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRedis\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\u3002<\/li>\n<li>\u6301\u4e45\u5316\uff1a\u652f\u6301\u5c07\u6578\u64da\u6301\u4e45\u5316\u5230\u78c1\u789f\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u7cfb\u7d71\u5d29\u6f70\u800c\u4e1f\u5931\u3002<\/li>\n<li>\u9ad8\u53ef\u7528\u6027\uff1a\u901a\u904e\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\u6280\u8853\uff0cRedis\u80fd\u5920\u5be6\u73fe\u9ad8\u53ef\u7528\u6027\u548c\u8ca0\u8f09\u5747\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%87%aa%e7%a0%94%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-FPeuBFLoak\">\u81ea\u7814\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u589e\u9577\uff0c\u50b3\u7d71\u7684Redis\u5728\u67d0\u4e9b\u5834\u666f\u4e0b\u53ef\u80fd\u7121\u6cd5\u6eff\u8db3\u6027\u80fd\u9700\u6c42\u3002\u81ea\u7814Redis\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u91dd\u5c0d\u7279\u5b9a\u696d\u52d9\u5834\u666f\u9032\u884c\u512a\u5316\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002<\/li>\n<li><strong>\u529f\u80fd\u64f4\u5c55\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u9700\u6c42\uff0c\u6dfb\u52a0\u81ea\u5b9a\u7fa9\u529f\u80fd\uff0c\u5982\u7279\u5b9a\u7684\u6578\u64da\u7d50\u69cb\u6216\u7b97\u6cd5\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u5229\u7528\uff1a<\/strong>\u5728\u7279\u5b9a\u786c\u9ad4\u74b0\u5883\u4e0b\uff0c\u901a\u904e\u81ea\u7814\u53ef\u4ee5\u66f4\u597d\u5730\u5229\u7528\u8cc7\u6e90\uff0c\u964d\u4f4e\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%87%aa%e7%a0%94redis%e7%9a%84%e5%af%a6%e8%b8%90%e6%a1%88%e4%be%8b-FPeuBFLoak\">\u81ea\u7814Redis\u7684\u5be6\u8e10\u6848\u4f8b<\/h2>\n<p>\u8a31\u591a\u4f01\u696d\u5df2\u7d93\u958b\u59cb\u63a2\u7d22\u81ea\u7814Redis\u7684\u53ef\u80fd\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5be6\u8e10\u6848\u4f8b\uff1a<\/p>\n<h3 id=\"%e6%a1%88%e4%be%8b%e4%b8%80%ef%bc%9a%e7%a4%be%e4%ba%a4%e5%aa%92%e9%ab%94%e5%b9%b3%e5%8f%b0-FPeuBFLoak\">\u6848\u4f8b\u4e00\uff1a\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0<\/h3>\n<p>\u67d0\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u5728\u7528\u6236\u589e\u9577\u8fc5\u901f\u7684\u60c5\u6cc1\u4e0b\uff0c\u767c\u73fe\u539f\u6709\u7684Redis\u7121\u6cd5\u6eff\u8db3\u5373\u6642\u6d88\u606f\u63a8\u9001\u7684\u9700\u6c42\u3002\u901a\u904e\u81ea\u7814\uff0c\u4ed6\u5011\u91dd\u5c0d\u6d88\u606f\u968a\u5217\u9032\u884c\u4e86\u512a\u5316\uff0c\u5be6\u73fe\u4e86\u66f4\u4f4e\u7684\u5ef6\u9072\u548c\u66f4\u9ad8\u7684\u541e\u5410\u91cf\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u4ed6\u5011\u4f7f\u7528\u4e86\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u5be6\u73fe\u6d88\u606f\u7684\u5feb\u901f\u63a8\u9001\uff1a<\/p>\n<pre><code>function pushMessage($channel, $message) {\n    $redis = new Redis();\n    $redis-&gt;connect('127.0.0.1', 6379);\n    $redis-&gt;publish($channel, $message);\n}<\/code><\/pre>\n<h3 id=\"%e6%a1%88%e4%be%8b%e4%ba%8c%ef%bc%9a%e9%9b%bb%e5%ad%90%e5%95%86%e5%8b%99%e5%b9%b3%e5%8f%b0-FPeuBFLoak\">\u6848\u4f8b\u4e8c\uff1a\u96fb\u5b50\u5546\u52d9\u5e73\u53f0<\/h3>\n<p>\u67d0\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u5728\u4fc3\u92b7\u6d3b\u52d5\u671f\u9593\uff0c\u9762\u81e8\u5927\u91cf\u7528\u6236\u540c\u6642\u8a2a\u554f\u7684\u6311\u6230\u3002\u901a\u904e\u81ea\u7814Redis\uff0c\u4ed6\u5011\u5be6\u73fe\u4e86\u5c0d\u5546\u54c1\u5eab\u5b58\u7684\u5be6\u6642\u76e3\u63a7\uff0c\u4e26\u4f7f\u7528Lua\u8173\u672c\u4f86\u8655\u7406\u539f\u5b50\u64cd\u4f5c\uff0c\u78ba\u4fdd\u5eab\u5b58\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u4ee5\u4e0b\u662f\u4ed6\u5011\u4f7f\u7528\u7684Lua\u8173\u672c\u793a\u4f8b\uff1a<\/p>\n<pre><code>local stock = redis.call('get', KEYS[1])\nif tonumber(stock) &gt; 0 then\n    redis.call('decr', KEYS[1])\n    return 1\nelse\n    return 0\nend<\/code><\/pre>\n<h2 id=\"%e6%9c%aa%e4%be%86%e5%b1%95%e6%9c%9b-FPeuBFLoak\">\u672a\u4f86\u5c55\u671b<\/h2>\n<p>\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cRedis\u7684\u81ea\u7814\u5c07\u6703\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u672a\u4f86\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u671f\u5f85\u66f4\u591a\u7684\u529f\u80fd\u548c\u6027\u80fd\u512a\u5316\uff0c\u7279\u5225\u662f\u5728\u5927\u6578\u64da\u548c\u4eba\u5de5\u667a\u80fd\u7b49\u9818\u57df\u3002\u81ea\u7814Redis\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u80fd\u5920\u70ba\u4f01\u696d\u5e36\u4f86\u66f4\u5927\u7684\u9748\u6d3b\u6027\u548c\u7af6\u722d\u512a\u52e2\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-FPeuBFLoak\">\u7e3d\u7d50<\/h2>\n<p>Redis\u81ea\u7814\u7684\u8da8\u52e2\u986f\u793a\u4e86\u4f01\u696d\u5c0d\u65bc\u9ad8\u6548\u80fd\u6578\u64da\u8655\u7406\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002\u901a\u904e\u91dd\u5c0d\u7279\u5b9a\u696d\u52d9\u9700\u6c42\u9032\u884c\u512a\u5316\uff0c\u81ea\u7814Redis\u80fd\u5920\u5be6\u73fe\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u66f4\u597d\u7684\u64f4\u5c55\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u6216<em><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/em>\u6709\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u81ea\u7814\u81f4\u529b\u4e8e\u63d0\u5347\u6027\u80fd\uff0c\u901a\u8fc7\u4f18\u5316\u67b6\u6784\u548c\u7b97\u6cd5\uff0c\u5b9e\u73b0\u66f4\u9ad8\u6548\u7684\u6570\u636e\u5b58\u50a8\u4e0e\u5904\u7406\uff0c\u6ee1\u8db3\u73b0\u4ee3\u5e94\u7528\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-134879","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134879","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=134879"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134879\/revisions"}],"predecessor-version":[{"id":134880,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134879\/revisions\/134880"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=134879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=134879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=134879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}