{"id":129425,"date":"2024-10-26T21:31:19","date_gmt":"2024-10-26T13:31:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129425\/"},"modified":"2024-10-26T21:31:20","modified_gmt":"2024-10-26T13:31:20","slug":"redis%e9%8e%96%e4%b8%8b%e6%b1%82%e8%81%b7%e6%88%90%e5%8a%9f%e9%9d%a2%e8%a9%a6%e7%a7%98%e8%a8%a3%ef%bc%88redis-%e9%8e%96%e9%9d%a2%e8%a9%a6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129425\/","title":{"rendered":"Redis\u9396\u4e0b\u6c42\u8077\u6210\u529f\u9762\u8a66\u79d8\u8a23\uff08redis \u9396\u9762\u8a66\uff09"},"content":{"rendered":"<h1 id=\"redis%e9%8e%96%e4%b8%8b%e6%b1%82%e8%81%b7%e6%88%90%e5%8a%9f%e9%9d%a2%e8%a9%a6%e7%a7%98%e8%a8%a3%ef%bc%88redis-%e9%8e%96%e9%9d%a2%e8%a9%a6%ef%bc%89-XEdigresUo\">Redis\u9396\u4e0b\u6c42\u8077\u6210\u529f\u9762\u8a66\u79d8\u8a23\uff08redis \u9396\u9762\u8a66\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6280\u8853\u884c\u696d\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u4f01\u696d\u7684\u9752\u775e\u3002\u5c24\u5176\u662f\u5728\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\u4e2d\uff0cRedis\u7684\u4f7f\u7528\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u56e0\u6b64\uff0c\u5c0d\u65bc\u6c42\u8077\u8005\u4f86\u8aaa\uff0c\u638c\u63e1Redis\u7684\u76f8\u95dc\u77e5\u8b58\u548c\u6280\u80fd\uff0c\u5c24\u5176\u662fRedis\u9396\u7684\u6982\u5ff5\uff0c\u5c07\u6709\u52a9\u65bc\u5728\u9762\u8a66\u4e2d\u812b\u7a4e\u800c\u51fa\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%8e%96%ef%bc%9f-XEdigresUo\">\u4ec0\u9ebc\u662fRedis\u9396\uff1f<\/h2>\n<p>Redis\u9396\u662f\u4e00\u7a2e\u7528\u65bc\u63a7\u5236\u5c0d\u5171\u4eab\u8cc7\u6e90\u8a2a\u554f\u7684\u6a5f\u5236\u3002\u5b83\u53ef\u4ee5\u9632\u6b62\u591a\u500b\u9032\u7a0b\u540c\u6642\u8a2a\u554f\u540c\u4e00\u8cc7\u6e90\uff0c\u5f9e\u800c\u907f\u514d\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u9396\u7684\u5be6\u73fe\u65b9\u5f0f\uff0c\u5176\u4e2d\u6700\u5e38\u898b\u7684\u662f\u57fa\u65bcSETNX\u547d\u4ee4\u7684\u9396\u3002<\/p>\n<pre><code>SETNX lock_key unique_lock_value\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u6703\u5728\u9375\u70balock_key\u7684\u60c5\u6cc1\u4e0b\uff0c\u8a2d\u7f6e\u4e00\u500b\u552f\u4e00\u7684\u9396\u503c\u3002\u5982\u679c\u8a72\u9375\u5df2\u5b58\u5728\uff0c\u5247SETNX\u547d\u4ee4\u5c07\u8fd4\u56de0\uff0c\u8868\u793a\u9396\u672a\u7372\u53d6\u6210\u529f\uff1b\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de1\uff0c\u8868\u793a\u9396\u7372\u53d6\u6210\u529f\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e5%84%aa%e5%8b%a2-XEdigresUo\">Redis\u9396\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5f97\u9396\u7684\u7372\u53d6\u548c\u91cb\u653e\u901f\u5ea6\u975e\u5e38\u5feb\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6027\uff1a<\/strong>\u4f7f\u7528Redis\u9396\u7684\u5be6\u73fe\u76f8\u5c0d\u7c21\u55ae\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>Redis\u652f\u6301\u5206\u4f48\u5f0f\u9396\uff0c\u9069\u5408\u5927\u898f\u6a21\u7cfb\u7d71\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%9d%a2%e8%a9%a6%e4%b8%adredis%e9%8e%96%e7%9a%84%e7%9b%b8%e9%97%9c%e5%95%8f%e9%a1%8c-XEdigresUo\">\u9762\u8a66\u4e2dRedis\u9396\u7684\u76f8\u95dc\u554f\u984c<\/h2>\n<p>\u5728\u9762\u8a66\u4e2d\uff0c\u9762\u8a66\u5b98\u53ef\u80fd\u6703\u554f\u5230\u8207Redis\u9396\u76f8\u95dc\u7684\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u554f\u984c\u53ca\u5176\u89e3\u7b54\u601d\u8def\uff1a<\/p>\n<h3 id=\"1-redis%e9%8e%96%e7%9a%84%e5%af%a6%e7%8f%be%e6%96%b9%e5%bc%8f%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f-XEdigresUo\">1. Redis\u9396\u7684\u5be6\u73fe\u65b9\u5f0f\u6709\u54ea\u4e9b\uff1f<\/h3>\n<p>\u9664\u4e86\u57fa\u65bcSETNX\u7684\u9396\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528Redisson\u7b49\u7b2c\u4e09\u65b9\u5eab\u4f86\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\u3002\u9019\u4e9b\u5eab\u901a\u5e38\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7d1a\u7684\u529f\u80fd\uff0c\u5982\u81ea\u52d5\u904e\u671f\u3001\u9396\u91cd\u5165\u7b49\u3002<\/p>\n<h3 id=\"2-%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86%e9%8e%96%e7%9a%84%e8%b6%85%e6%99%82%e5%95%8f%e9%a1%8c%ef%bc%9f-XEdigresUo\">2. \u5982\u4f55\u8655\u7406\u9396\u7684\u8d85\u6642\u554f\u984c\uff1f<\/h3>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9396\u7684\u8d85\u6642\u662f\u4e00\u500b\u5e38\u898b\u554f\u984c\u3002\u53ef\u4ee5\u5728\u7372\u53d6\u9396\u6642\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u4e26\u5728\u696d\u52d9\u908f\u8f2f\u57f7\u884c\u5b8c\u6210\u5f8c\u91cb\u653e\u9396\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u70ba\u67d0\u4e9b\u539f\u56e0\u5c0e\u81f4\u9396\u7121\u6cd5\u91cb\u653e\u7684\u60c5\u6cc1\u3002<\/p>\n<pre><code>SET lock_key unique_lock_value EX 10 NX\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u6703\u5728\u7372\u53d6\u9396\u7684\u540c\u6642\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba10\u79d2\u3002<\/p>\n<h3 id=\"3-redis%e9%8e%96%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e%e6%98%af%e4%bb%80%e9%ba%bc%ef%bc%9f-XEdigresUo\">3. Redis\u9396\u7684\u512a\u7f3a\u9ede\u662f\u4ec0\u9ebc\uff1f<\/h3>\n<p>\u512a\u9ede\u5305\u62ec\u9ad8\u6548\u6027\u548c\u7c21\u55ae\u6027\uff0c\u4f46\u7f3a\u9ede\u5728\u65bc\u5982\u679c\u4e0d\u6b63\u78ba\u4f7f\u7528\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6b7b\u9396\u6216\u9396\u7684\u6cc4\u6f0f\u3002\u56e0\u6b64\uff0c\u5728\u4f7f\u7528Redis\u9396\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8b39\u614e\u8a2d\u8a08\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XEdigresUo\">\u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1Redis\u9396\u7684\u6982\u5ff5\u548c\u5be6\u73fe\u65b9\u5f0f\uff0c\u5c0d\u65bc\u6c42\u8077\u8005\u5728\u6280\u8853\u9762\u8a66\u4e2d\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4e86\u89e3\u5176\u512a\u7f3a\u9ede\u3001\u5e38\u898b\u554f\u984c\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5e6b\u52a9\u4f60\u5728\u9762\u8a66\u4e2d\u5c55\u793a\u51fa\u66f4\u9ad8\u7684\u6280\u8853\u6c34\u5e73\u3002\u96a8\u8457\u5c0dRedis\u9700\u6c42\u7684\u589e\u52a0\uff0c\u719f\u6089\u9019\u4e00\u6280\u8853\u5c07\u4f7f\u4f60\u5728\u6c42\u8077\u5e02\u5834\u4e0a\u66f4\u5177\u7af6\u722d\u529b\u3002\u5982\u679c\u4f60\u5c0d\u65bc\u4f3a\u670d\u5668\u548c\u96f2\u670d\u52d9\u6709\u8208\u8da3\uff0c\u5efa\u8b70\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\uff0c\u4ee5\u4fbf\u5728\u672a\u4f86\u7684\u8077\u696d\u751f\u6daf\u4e2d\u66f4\u597d\u5730\u61c9\u7528\u9019\u4e9b\u6280\u8853\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1Redis\u9396\u7684\u9762\u8a66\u6280\u5de7\uff0c\u63d0\u5347\u6c42\u8077\u6210\u529f\u7387\uff0c\u4e86\u89e3\u95dc\u9375\u6982\u5ff5\u8207\u5be6\u6230\u7d93\u9a57\uff0c\u52a9\u4f60\u5728\u9762\u8a66\u4e2d\u812b\u7a4e\u800c\u51fa\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-129425","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129425","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=129425"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129425\/revisions"}],"predecessor-version":[{"id":129426,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129425\/revisions\/129426"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}