{"id":124721,"date":"2024-10-25T16:36:24","date_gmt":"2024-10-25T08:36:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/124721\/"},"modified":"2024-10-25T16:36:25","modified_gmt":"2024-10-25T08:36:25","slug":"redis-%e8%a8%88%e6%95%b8%e5%99%a8%e6%96%b0%e7%9a%84%e4%b8%80%e5%a4%a9%e9%87%8d%e6%96%b0%e9%96%8b%e5%a7%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/124721\/","title":{"rendered":"Redis \u8a08\u6578\u5668\u65b0\u7684\u4e00\u5929\u91cd\u65b0\u958b\u59cb"},"content":{"rendered":"<h1 id=\"redis-%e8%a8%88%e6%95%b8%e5%99%a8%e6%96%b0%e7%9a%84%e4%b8%80%e5%a4%a9%e9%87%8d%e6%96%b0%e9%96%8b%e5%a7%8b-qegTokOJhz\">Redis \u8a08\u6578\u5668\u65b0\u7684\u4e00\u5929\u91cd\u65b0\u958b\u59cb<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u8a08\u6578\u5668\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7db2\u7ad9\u6d41\u91cf\u5206\u6790\u3001\u7528\u6236\u884c\u70ba\u8ffd\u8e64\uff0c\u9084\u662f\u5176\u4ed6\u5404\u7a2e\u61c9\u7528\uff0c\u8a08\u6578\u5668\u90fd\u626e\u6f14\u8457\u91cd\u8981\u7684\u89d2\u8272\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u8a08\u6578\u5668\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u5834\u666f\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u5be6\u73fe\u8a08\u6578\u5668\u7684\u91cd\u7f6e\u529f\u80fd\uff0c\u4e26\u4ecb\u7d39\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"redis-%e8%a8%88%e6%95%b8%e5%99%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-qegTokOJhz\">Redis \u8a08\u6578\u5668\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u8a08\u6578\u5668\u901a\u5e38\u662f\u901a\u904e\u4f7f\u7528 Redis \u7684\u5b57\u7b26\u4e32\u985e\u578b\u4f86\u5be6\u73fe\u7684\u3002\u8a08\u6578\u5668\u7684\u57fa\u672c\u64cd\u4f5c\u5305\u62ec\u589e\u52a0\u3001\u6e1b\u5c11\u548c\u67e5\u8a62\u7576\u524d\u503c\u3002\u9019\u4e9b\u64cd\u4f5c\u90fd\u53ef\u4ee5\u901a\u904e Redis \u63d0\u4f9b\u7684\u547d\u4ee4\u4f86\u5b8c\u6210\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>INCR key  \/\/ \u589e\u52a0\u8a08\u6578\u5668\nDECR key  \/\/ \u6e1b\u5c11\u8a08\u6578\u5668\nGET key   \/\/ \u7372\u53d6\u7576\u524d\u8a08\u6578\u5668\u503c\n<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u7684\u57f7\u884c\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u56e0\u70ba Redis \u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u9ad8\u6027\u80fd\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e8%a8%88%e6%95%b8%e5%99%a8%e9%87%8d%e7%bd%ae%e7%9a%84%e9%9c%80%e6%b1%82-qegTokOJhz\">\u8a08\u6578\u5668\u91cd\u7f6e\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u91cd\u7f6e\u8a08\u6578\u5668\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u5728\u6bcf\u5929\u7684\u7279\u5b9a\u6642\u9593\u91cd\u7f6e\u8a08\u6578\u5668\uff0c\u4ee5\u4fbf\u958b\u59cb\u65b0\u7684\u8a08\u7b97\u5468\u671f\u3002\u9019\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u662f\u5e38\u898b\u7684\u9700\u6c42\uff0c\u5982\u6bcf\u65e5\u8a2a\u554f\u91cf\u7d71\u8a08\u6216\u6bcf\u65e5\u6d3b\u52d5\u8ffd\u8e64\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-redis-%e4%b8%ad%e9%87%8d%e7%bd%ae%e8%a8%88%e6%95%b8%e5%99%a8-qegTokOJhz\">\u5982\u4f55\u5728 Redis \u4e2d\u91cd\u7f6e\u8a08\u6578\u5668<\/h2>\n<p>\u91cd\u7f6e\u8a08\u6578\u5668\u7684\u6700\u7c21\u55ae\u65b9\u6cd5\u662f\u4f7f\u7528 Redis \u7684 <code>SET<\/code> \u547d\u4ee4\u5c07\u8a08\u6578\u5668\u7684\u503c\u8a2d\u7f6e\u70ba\u96f6\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET my_counter 0\n<\/code><\/pre>\n<p>\u9019\u6a23\u5c31\u53ef\u4ee5\u5c07\u8a08\u6578\u5668 <code>my_counter<\/code> \u91cd\u7f6e\u70ba\u96f6\u3002\u7136\u800c\uff0c\u9019\u7a2e\u65b9\u6cd5\u9700\u8981\u624b\u52d5\u89f8\u767c\uff0c\u4e26\u4e14\u53ef\u80fd\u4e0d\u9069\u5408\u9700\u8981\u81ea\u52d5\u5316\u7684\u5834\u666f\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e5%ae%9a%e6%99%82%e4%bb%bb%e5%8b%99%e8%87%aa%e5%8b%95%e9%87%8d%e7%bd%ae%e8%a8%88%e6%95%b8%e5%99%a8-qegTokOJhz\">\u4f7f\u7528\u5b9a\u6642\u4efb\u52d9\u81ea\u52d5\u91cd\u7f6e\u8a08\u6578\u5668<\/h3>\n<p>\u70ba\u4e86\u81ea\u52d5\u91cd\u7f6e\u8a08\u6578\u5668\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u8a08\u5283\u4efb\u52d9\uff08\u5982 cron \u4f5c\u696d\uff09\u4f86\u5b9a\u671f\u57f7\u884c\u91cd\u7f6e\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 cron \u4f5c\u696d\u793a\u4f8b\uff0c\u8a72\u4f5c\u696d\u6bcf\u5929\u5348\u591c\u57f7\u884c\uff1a<\/p>\n<pre><code>0 0 * * * redis-cli SET my_counter 0\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u5c31\u53ef\u4ee5\u78ba\u4fdd\u8a08\u6578\u5668\u6bcf\u5929\u81ea\u52d5\u91cd\u7f6e\uff0c\u800c\u7121\u9700\u624b\u52d5\u5e72\u9810\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e5%8e%9f%e5%ad%90%e6%93%8d%e4%bd%9c-qegTokOJhz\">\u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u539f\u5b50\u64cd\u4f5c<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u5728\u91cd\u7f6e\u8a08\u6578\u5668\u7684\u540c\u6642\u57f7\u884c\u5176\u4ed6\u64cd\u4f5c\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u7684 Lua \u8173\u672c\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u64cd\u4f5c\u7684\u539f\u5b50\u6027\uff0c\u907f\u514d\u5728\u91cd\u7f6e\u904e\u7a0b\u4e2d\u51fa\u73fe\u7af6\u722d\u689d\u4ef6\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\u8173\u672c\uff1a<\/p>\n<pre><code>local current_value = redis.call('GET', 'my_counter')\nredis.call('SET', 'my_counter', 0)\nreturn current_value\n<\/code><\/pre>\n<p>\u9019\u6bb5\u8173\u672c\u6703\u7372\u53d6\u7576\u524d\u8a08\u6578\u5668\u7684\u503c\uff0c\u7136\u5f8c\u5c07\u5176\u91cd\u7f6e\u70ba\u96f6\uff0c\u4e26\u8fd4\u56de\u539f\u59cb\u503c\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-qegTokOJhz\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\uff1a<\/strong>\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684 Redis \u6578\u64da\u985e\u578b\uff0c\u78ba\u4fdd\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/li>\n<li><strong>\u5b9a\u671f\u5099\u4efd\uff1a<\/strong>\u5b9a\u671f\u5099\u4efd Redis \u6578\u64da\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528 Redis \u7684\u76e3\u63a7\u5de5\u5177\u4f86\u8ddf\u8e64\u8a08\u6578\u5668\u7684\u6027\u80fd\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qegTokOJhz\">\u7e3d\u7d50<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u65b9\u5f0f\u4f86\u5be6\u73fe\u8a08\u6578\u5668\u529f\u80fd\uff0c\u4e26\u4e14\u53ef\u4ee5\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\u548c\u81ea\u52d5\u5316\u5de5\u5177\u4f86\u5be6\u73fe\u8a08\u6578\u5668\u7684\u91cd\u7f6e\u3002\u7121\u8ad6\u662f\u624b\u52d5\u91cd\u7f6e\u9084\u662f\u4f7f\u7528\u5b9a\u6642\u4efb\u52d9\u6216 Lua \u8173\u672c\uff0cRedis \u90fd\u80fd\u6eff\u8db3\u4e0d\u540c\u5834\u666f\u7684\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u7cfb\u7d71\u7684\u6548\u7387\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u8a08\u6578\u5668\u65b0\u7684\u4e00\u5929\u91cd\u65b0\u958b\u59cb\uff0c\u8f15\u9b06\u91cd\u7f6e\u8a08\u6578\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u8207\u5373\u6642\u66f4\u65b0\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-124721","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124721","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=124721"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124721\/revisions"}],"predecessor-version":[{"id":124722,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/124721\/revisions\/124722"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=124721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=124721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=124721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}