{"id":163535,"date":"2024-11-05T00:19:18","date_gmt":"2024-11-04T16:19:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163535\/"},"modified":"2024-11-05T00:19:19","modified_gmt":"2024-11-04T16:19:19","slug":"%e8%a7%a3%e6%b1%baredis%e7%ab%b6%e7%88%ad%e6%9c%89%e8%aa%b0%e6%93%81%e6%9c%89%e6%9b%b4%e5%a4%9a%e7%9a%84%e5%84%aa%e5%8b%a2%ef%bc%88redis%e7%ab%b6%e7%88%ad%e5%95%8f%e9%a1%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163535\/","title":{"rendered":"\u89e3\u6c7aRedis\u7af6\u722d\u6709\u8ab0\u64c1\u6709\u66f4\u591a\u7684\u512a\u52e2\uff08redis\u7af6\u722d\u554f\u984c\uff09"},"content":{"rendered":"

\u89e3\u6c7aRedis\u7af6\u722d\u6709\u8ab0\u64c1\u6709\u66f4\u591a\u7684\u512a\u52e2\uff08redis\u7af6\u722d\u554f\u984c\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u7136\u800c\uff0c\u96a8\u8457\u4f7f\u7528\u8005\u6578\u91cf\u7684\u589e\u52a0\uff0cRedis\u7684\u7af6\u722d\u554f\u984c\u9010\u6f38\u6d6e\u51fa\u6c34\u9762\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u9700\u8981\u5c0b\u627e\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u9ad8\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n

Redis\u7684\u7af6\u722d\u554f\u984c\u6982\u8ff0<\/h2>\n

Redis\u7684\u7af6\u722d\u554f\u984c\u4e3b\u8981\u6e90\u65bc\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u8a2a\u554f\u540c\u4e00\u500b\u9375\u7684\u60c5\u6cc1\u3002\u7576\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5c0d\u540c\u4e00\u500b\u9375\u9032\u884c\u8b80\u53d6\u6216\u5beb\u5165\u64cd\u4f5c\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6216\u6027\u80fd\u4e0b\u964d\u3002\u9019\u7a2e\u60c5\u6cc1\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u5c24\u70ba\u660e\u986f\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5be6\u6642\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4e2d\u3002<\/p>\n

\u89e3\u6c7aRedis\u7af6\u722d\u554f\u984c\u7684\u7b56\u7565<\/h2>\n

1. \u4f7f\u7528\u9396\u6a5f\u5236<\/h3>\n

\u9396\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u9632\u6b62\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u8a2a\u554f\u540c\u4e00\u500b\u9375\u3002Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u9396\u7684\u5be6\u73fe\u65b9\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528SETNX\u547d\u4ee4\u4f86\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n

SETNX lock_key 1\nEXPIRE lock_key 10\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u53ea\u6709\u7576\u9396\u4e0d\u5b58\u5728\u6642\uff0cSETNX\u547d\u4ee4\u624d\u6703\u6210\u529f\uff0c\u9019\u6a23\u5c31\u53ef\u4ee5\u78ba\u4fdd\u53ea\u6709\u4e00\u500b\u5ba2\u6236\u7aef\u80fd\u5920\u7372\u5f97\u9396\u3002\u7136\u5f8c\uff0c\u4f7f\u7528EXPIRE\u547d\u4ee4\u8a2d\u7f6e\u9396\u7684\u904e\u671f\u6642\u9593\uff0c\u4ee5\u9632\u6b62\u6b7b\u9396\u7684\u60c5\u6cc1\u767c\u751f\u3002<\/p>\n
2. \u4f7f\u7528\u4e8b\u52d9<\/h3>\n
Redis\u652f\u6301\u4e8b\u52d9\u64cd\u4f5c\uff0c\u53ef\u4ee5\u901a\u904eMULTI\u548cEXEC\u547d\u4ee4\u4f86\u5be6\u73fe\u539f\u5b50\u6027\u64cd\u4f5c\u3002\u9019\u610f\u5473\u8457\u5728\u4e8b\u52d9\u57f7\u884c\u671f\u9593\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u7121\u6cd5\u5c0d\u76f8\u95dc\u9375\u9032\u884c\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u4e8b\u52d9\u7684\u793a\u4f8b\uff1a<\/p>\n
MULTI\nSET key1 value1\nSET key2 value2\nEXEC\n<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u57f7\u884cSET\u64cd\u4f5c\u6642\uff0c\u4e0d\u6703\u6709\u5176\u4ed6\u5ba2\u6236\u7aef\u5c0dkey1\u548ckey2\u9032\u884c\u4fee\u6539\u3002<\/p>\n
3. \u4f7f\u7528Lua\u8173\u672c<\/h3>\n
Lua\u8173\u672c\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5728Redis\u4e2d\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\u3002\u901a\u904e\u5c07\u591a\u500b\u64cd\u4f5c\u5c01\u88dd\u5728\u4e00\u500bLua\u8173\u672c\u4e2d\uff0c\u53ef\u4ee5\u907f\u514d\u7af6\u722d\u689d\u4ef6\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Lua\u8173\u672c\u793a\u4f8b\uff1a<\/p>\n
local current = redis.call('GET', KEYS[1])\nif current then\n    redis.call('SET', KEYS[1], ARGV[1])\nend\n<\/code><\/pre>\n
\u9019\u6bb5\u8173\u672c\u9996\u5148\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\uff0c\u7136\u5f8c\u518d\u9032\u884c\u8a2d\u7f6e\u64cd\u4f5c\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u7af6\u722d\u554f\u984c\u3002<\/p>\n
4. \u4f7f\u7528Redis Cluster<\/h3>\n
Redis Cluster\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u5f9e\u800c\u6e1b\u5c11\u55ae\u500b\u7bc0\u9ede\u7684\u8ca0\u8f09\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\uff0c\u4e26\u964d\u4f4e\u7af6\u722d\u7684\u53ef\u80fd\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u5206\u7247\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u7bc0\u9ede\u7684\u8acb\u6c42\u91cf\u4fdd\u6301\u5728\u53ef\u63a5\u53d7\u7684\u7bc4\u570d\u5167\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u89e3\u6c7aRedis\u7684\u7af6\u722d\u554f\u984c\u9700\u8981\u6839\u64da\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u9396\u6a5f\u5236\u3001\u4e8b\u52d9\u3001Lua\u8173\u672c\u9084\u662fRedis Cluster\uff0c\u958b\u767c\u8005\u90fd\u61c9\u8a72\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u9078\u64c7\u548c\u5be6\u65bd\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0cRedis\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u5c07\u4e0d\u65b7\u63d0\u9ad8\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u66f4\u597d\u7684\u652f\u6301\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Redis\u7af6\u722d\u554f\u984c\uff0c\u5206\u6790\u4e0d\u540c\u89e3\u6c7a\u65b9\u6848\u7684\u512a\u52e2\uff0c\u5e6b\u52a9\u60a8\u9078\u64c7\u6700\u4f73\u7b56\u7565\u4ee5\u63d0\u5347\u6027\u80fd\u548c\u6548\u7387\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-163535","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163535","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=163535"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163535\/revisions"}],"predecessor-version":[{"id":163536,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163535\/revisions\/163536"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}