{"id":163651,"date":"2024-11-05T01:17:24","date_gmt":"2024-11-04T17:17:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163651\/"},"modified":"2024-11-05T01:17:25","modified_gmt":"2024-11-04T17:17:25","slug":"%e8%a7%a3%e6%b1%baredis%e9%ab%92%e8%ae%80%e7%9a%84%e6%9c%89%e6%95%88%e6%96%b9%e6%b3%95%ef%bc%88redis%e7%9a%84%e9%ab%92%e8%ae%80%e6%80%8e%e9%ba%bc%e8%a7%a3%e6%b1%ba%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163651\/","title":{"rendered":"\u89e3\u6c7aRedis\u9ad2\u8b80\u7684\u6709\u6548\u65b9\u6cd5\uff08redis\u7684\u9ad2\u8b80\u600e\u9ebc\u89e3\u6c7a\uff09"},"content":{"rendered":"

\u89e3\u6c7aRedis\u9ad2\u8b80\u7684\u6709\u6548\u65b9\u6cd5<\/h1>\n

\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u7136\u800c\uff0cRedis\u7684\u9ad2\u8b80\u554f\u984c\u537b\u662f\u958b\u767c\u8005\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u5e38\u5e38\u9762\u81e8\u7684\u4e00\u500b\u6311\u6230\u3002\u9ad2\u8b80\u662f\u6307\u5728\u8b80\u53d6\u6578\u64da\u6642\uff0c\u8b80\u53d6\u5230\u4e86\u5c1a\u672a\u63d0\u4ea4\u7684\u6578\u64da\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7372\u53d6\u5230\u4e0d\u4e00\u81f4\u7684\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u9ad2\u8b80\u7684\u6210\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

\u9ad2\u8b80\u7684\u6210\u56e0<\/h2>\n

\u9ad2\u8b80\u7684\u4e3b\u8981\u6210\u56e0\u5728\u65bcRedis\u7684\u975e\u6301\u4e45\u5316\u7279\u6027\u548c\u9ad8\u4e26\u767c\u7279\u6027\u3002\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e0b\uff0c\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u5c0d\u6578\u64da\u9032\u884c\u5beb\u5165\u64cd\u4f5c\u6642\uff0c\u53e6\u4e00\u500b\u5ba2\u6236\u7aef\u53ef\u80fd\u6703\u5728\u6578\u64da\u5c1a\u672a\u63d0\u4ea4\u4e4b\u524d\u5c31\u8b80\u53d6\u5230\u9019\u4e9b\u6578\u64da\u3002\u9019\u7a2e\u60c5\u6cc1\u5728\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u5c64\u6642\u5c24\u70ba\u660e\u986f\uff0c\u56e0\u70ba\u7de9\u5b58\u7684\u6578\u64da\u53ef\u80fd\u8207\u5f8c\u7aef\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/p>\n

\u89e3\u6c7a\u9ad2\u8b80\u7684\u6709\u6548\u65b9\u6cd5<\/h2>\n

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

Redis\u652f\u6301\u4e8b\u52d9\u64cd\u4f5c\uff0c\u901a\u904eMULTI\u3001EXEC\u3001WATCH\u7b49\u547d\u4ee4\uff0c\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u6253\u5305\u6210\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u4e0d\u6703\u88ab\u5176\u4ed6\u64cd\u4f5c\u5e72\u64fe\uff0c\u5f9e\u800c\u6e1b\u5c11\u9ad2\u8b80\u7684\u53ef\u80fd\u6027\u3002<\/p>\n

MULTI\nSET key1 value1\nSET key2 value2\nEXEC<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u53ea\u6709\u7576\u6240\u6709\u7684SET\u64cd\u4f5c\u90fd\u6210\u529f\u57f7\u884c\u5f8c\uff0c\u6578\u64da\u624d\u6703\u88ab\u63d0\u4ea4\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u907f\u514d\u9ad2\u8b80\u7684\u60c5\u6cc1\u3002<\/p>\n
2. \u4f7f\u7528WATCH\u547d\u4ee4<\/h3>\n
WATCH\u547d\u4ee4\u53ef\u4ee5\u76e3\u8996\u4e00\u500b\u6216\u591a\u500b\u9375\uff0c\u7576\u9019\u4e9b\u9375\u88ab\u5176\u4ed6\u5ba2\u6236\u7aef\u4fee\u6539\u6642\uff0c\u7576\u524d\u7684\u4e8b\u52d9\u5c07\u6703\u5931\u6557\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u907f\u514d\u9ad2\u8b80\u7684\u554f\u984c\u3002<\/p>\n
WATCH key1\nMULTI\nSET key1 value1\nEXEC<\/code><\/pre>\n
\u5982\u679c\u5728EXEC\u4e4b\u524d\uff0ckey1\u88ab\u5176\u4ed6\u5ba2\u6236\u7aef\u4fee\u6539\uff0c\u5247\u7576\u524d\u4e8b\u52d9\u5c07\u4e0d\u6703\u57f7\u884c\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u9ad2\u8b80\u3002<\/p>\n
3. \u4f7f\u7528\u9396\u6a5f\u5236<\/h3>\n
\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5206\u4f48\u5f0f\u9396\u4f86\u4fdd\u8b77\u95dc\u9375\u6578\u64da\u3002\u901a\u904e\u4f7f\u7528SETNX\u547d\u4ee4\uff0c\u53ef\u4ee5\u5be6\u73fe\u4e00\u500b\u7c21\u55ae\u7684\u9396\u6a5f\u5236\uff0c\u78ba\u4fdd\u5728\u67d0\u4e00\u6642\u523b\u53ea\u6709\u4e00\u500b\u5ba2\u6236\u7aef\u53ef\u4ee5\u5c0d\u6578\u64da\u9032\u884c\u5beb\u5165\u64cd\u4f5c\u3002<\/p>\n
SETNX lock_key 1\nif lock acquired:\n    \/\/ perform write operation\n    DEL lock_key<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u907f\u514d\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5beb\u5165\u6578\u64da\uff0c\u5f9e\u800c\u6e1b\u5c11\u9ad2\u8b80\u7684\u98a8\u96aa\u3002<\/p>\n
4. \u4f7f\u7528\u7248\u672c\u865f<\/h3>\n
\u53e6\u4e00\u7a2e\u89e3\u6c7a\u9ad2\u8b80\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u7248\u672c\u865f\u3002\u5728\u6bcf\u6b21\u5beb\u5165\u6578\u64da\u6642\uff0c\u5c07\u7248\u672c\u865f\u4e00\u4f75\u66f4\u65b0\uff0c\u8b80\u53d6\u6578\u64da\u6642\u6aa2\u67e5\u7248\u672c\u865f\u662f\u5426\u4e00\u81f4\u3002\u5982\u679c\u4e0d\u4e00\u81f4\uff0c\u5247\u91cd\u65b0\u8b80\u53d6\u6578\u64da\u3002<\/p>\n
SET key1 value1\nSET key1_version 1<\/code><\/pre>\n
\u5728\u8b80\u53d6\u6642\uff0c\u53ef\u4ee5\u6aa2\u67e5\u7248\u672c\u865f\uff0c\u78ba\u4fdd\u8b80\u53d6\u5230\u7684\u662f\u6700\u65b0\u7684\u6578\u64da\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u9ad2\u8b80\u554f\u984c\u5728\u4f7f\u7528Redis\u6642\u662f\u4e00\u500b\u4e0d\u5bb9\u5ffd\u8996\u7684\u6311\u6230\uff0c\u4f46\u901a\u904e\u4f7f\u7528\u4e8b\u52d9\u3001WATCH\u547d\u4ee4\u3001\u9396\u6a5f\u5236\u548c\u7248\u672c\u865f\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u9ad2\u8b80\u7684\u767c\u751f\u3002\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u9084\u80fd\u63d0\u5347\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u6709\u6548\u89e3\u6c7aRedis\u9ad2\u8b80\u554f\u984c\u7684\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u4e00\u81f4\u6027\u8207\u7cfb\u7d71\u6027\u80fd\uff0c\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\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-163651","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163651","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=163651"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163651\/revisions"}],"predecessor-version":[{"id":163652,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163651\/revisions\/163652"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}