{"id":125185,"date":"2024-10-25T20:31:23","date_gmt":"2024-10-25T12:31:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125185\/"},"modified":"2024-10-25T20:31:23","modified_gmt":"2024-10-25T12:31:23","slug":"redis-%e8%a7%a3%e6%b1%ba%e9%ab%92%e8%ae%80%e5%95%8f%e9%a1%8c%ef%bc%8c%e9%81%bf%e5%85%8d%e6%ad%bb%e9%8e%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125185\/","title":{"rendered":"Redis \u89e3\u6c7a\u9ad2\u8b80\u554f\u984c\uff0c\u907f\u514d\u6b7b\u9396"},"content":{"rendered":"

Redis \u89e3\u6c7a\u9ad2\u8b80\u554f\u984c\uff0c\u907f\u514d\u6b7b\u9396<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u6bcf\u500b\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u9700\u6c42\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\u3002\u7136\u800c\uff0c\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u8907\u96dc\u6027\u589e\u52a0\uff0c\u9ad2\u8b80\u554f\u984c\u548c\u6b7b\u9396\u554f\u984c\u4e5f\u96a8\u4e4b\u800c\u4f86\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u9ad2\u8b80\u554f\u984c\uff1f<\/h2>\n

\u9ad2\u8b80\u554f\u984c\u662f\u6307\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u8b80\u53d6\u5230\u53e6\u4e00\u500b\u4e8b\u52d9\u5c1a\u672a\u63d0\u4ea4\u7684\u6578\u64da\u3002\u9019\u7a2e\u60c5\u6cc1\u53ef\u80fd\u5c0e\u81f4\u4e0d\u4e00\u81f4\u7684\u6578\u64da\u72c0\u614b\uff0c\u5f9e\u800c\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u78ba\u6027\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6709\u4e00\u500b\u4e8b\u52d9\u6b63\u5728\u66f4\u65b0\u7528\u6236\u7684\u9918\u984d\uff0c\u4f46\u5c1a\u672a\u63d0\u4ea4\uff0c\u53e6\u4e00\u500b\u4e8b\u52d9\u537b\u8b80\u53d6\u4e86\u9019\u500b\u672a\u63d0\u4ea4\u7684\u9918\u984d\uff0c\u9019\u6a23\u5c31\u6703\u5c0e\u81f4\u9ad2\u8b80\u3002<\/p>\n

Redis \u5982\u4f55\u89e3\u6c7a\u9ad2\u8b80\u554f\u984c<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u907f\u514d\u9ad2\u8b80\u554f\u984c\uff0c\u6700\u5e38\u898b\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u4e8b\u52d9\u548c\u6a02\u89c0\u9396\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n

1. \u4f7f\u7528 MULTI\/EXEC \u4e8b\u52d9<\/h3>\n

Redis \u7684 MULTI \u548c EXEC \u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5c07\u591a\u500b\u547d\u4ee4\u6253\u5305\u6210\u4e00\u500b\u4e8b\u52d9\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u4e8b\u52d9\u57f7\u884c\u671f\u9593\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u7121\u6cd5\u4fee\u6539\u76f8\u95dc\u7684\u6578\u64da\u3002<\/p>\n

MULTI\nSET user:1:balance 100\nEXEC<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u53ea\u6709\u7576 EXEC \u88ab\u8abf\u7528\u6642\uff0c\u6578\u64da\u624d\u6703\u88ab\u5beb\u5165\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u9ad2\u8b80\u7684\u60c5\u6cc1\u3002<\/p>\n
2. \u4f7f\u7528 WATCH \u547d\u4ee4<\/h3>\n
WATCH \u547d\u4ee4\u53ef\u4ee5\u76e3\u8996\u4e00\u500b\u6216\u591a\u500b\u9375\uff0c\u7576\u9019\u4e9b\u9375\u5728\u4e8b\u52d9\u57f7\u884c\u4e4b\u524d\u88ab\u4fee\u6539\u6642\uff0c\u4e8b\u52d9\u5c07\u6703\u5931\u6557\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u907f\u514d\u9ad2\u8b80\u554f\u984c\u3002<\/p>\n
WATCH user:1:balance\nMULTI\nSET user:1:balance 100\nEXEC<\/code><\/pre>\n
\u5982\u679c\u5728 EXEC \u4e4b\u524d\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u4fee\u6539\u4e86 user:1:balance\uff0c\u5247 EXEC \u5c07\u6703\u5931\u6557\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u9ad2\u8b80\u3002<\/p>\n
\u4ec0\u9ebc\u662f\u6b7b\u9396\u554f\u984c\uff1f<\/h2>\n
\u6b7b\u9396\u554f\u984c\u662f\u6307\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u5728\u7b49\u5f85\u5f7c\u6b64\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c0e\u81f4\u6240\u6709\u4e8b\u52d9\u90fd\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u7684\u60c5\u6cc1\u3002\u9019\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\u5c24\u70ba\u5e38\u898b\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u7cfb\u7d71\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n
Redis \u5982\u4f55\u907f\u514d\u6b7b\u9396\u554f\u984c<\/h2>\n
Redis \u7684\u8a2d\u8a08\u672c\u8eab\u5c31\u6e1b\u5c11\u4e86\u6b7b\u9396\u7684\u53ef\u80fd\u6027\uff0c\u56e0\u70ba\u5b83\u662f\u55ae\u7dda\u7a0b\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u4efb\u4f55\u6642\u523b\u53ea\u6709\u4e00\u500b\u547d\u4ee4\u5728\u57f7\u884c\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528\u4e8b\u52d9\u548c\u9396\u7684\u60c5\u6cc1\u4e0b\uff0c\u4ecd\u7136\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n
1. \u4f7f\u7528\u5408\u7406\u7684\u9396\u7b56\u7565<\/h3>\n
\u5728\u4f7f\u7528\u9396\u6642\uff0c\u61c9\u8a72\u907f\u514d\u9577\u6642\u9593\u6301\u6709\u9396\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u77ed\u671f\u9396\u6216\u81ea\u52d5\u91cb\u653e\u9396\u7684\u6a5f\u5236\uff0c\u4ee5\u6e1b\u5c11\u6b7b\u9396\u7684\u98a8\u96aa\u3002<\/p>\n
2. \u8a2d\u7f6e\u8d85\u6642\u6a5f\u5236<\/h3>\n
\u70ba\u9396\u8a2d\u7f6e\u8d85\u6642\u6a5f\u5236\u53ef\u4ee5\u9632\u6b62\u56e0\u70ba\u67d0\u500b\u4e8b\u52d9\u672a\u80fd\u91cb\u653e\u9396\u800c\u5c0e\u81f4\u7684\u6b7b\u9396\u60c5\u6cc1\u3002Redis \u63d0\u4f9b\u4e86 SETNX \u547d\u4ee4\u4f86\u5be6\u73fe\u9019\u4e00\u9ede\u3002<\/p>\n
SET lock_key \"lock_value\" NX EX 10<\/code><\/pre>\n
\u9019\u6a23\uff0c\u5982\u679c\u9396\u5728 10 \u79d2\u5167\u672a\u88ab\u91cb\u653e\uff0c\u5247\u6703\u81ea\u52d5\u91cb\u653e\uff0c\u5f9e\u800c\u907f\u514d\u6b7b\u9396\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u89e3\u6c7a\u9ad2\u8b80\u554f\u984c\u548c\u907f\u514d\u6b7b\u9396\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\u4ecd\u7136\u80fd\u4fdd\u6301\u9ad8\u6548\u7684\u6027\u80fd\u3002\u901a\u904e\u4f7f\u7528\u4e8b\u52d9\u3001WATCH \u547d\u4ee4\u4ee5\u53ca\u5408\u7406\u7684\u9396\u7b56\u7565\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u5132\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis \u89e3\u6c7a\u9ad2\u8b80\u554f\u984c\uff0c\u900f\u904e\u9ad8\u6548\u7684\u9396\u6a5f\u5236\u907f\u514d\u6b7b\u9396\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u7cfb\u7d71\u7a69\u5b9a\u6027\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-125185","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125185","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=125185"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125185\/revisions"}],"predecessor-version":[{"id":125186,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125185\/revisions\/125186"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}