{"id":127899,"date":"2024-10-26T10:08:24","date_gmt":"2024-10-26T02:08:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/127899\/"},"modified":"2024-10-26T10:08:24","modified_gmt":"2024-10-26T02:08:24","slug":"redis-%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e8%ae%80%e5%8f%96%e9%ab%92%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/127899\/","title":{"rendered":"Redis \u5982\u4f55\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da"},"content":{"rendered":"

Redis \u5982\u4f55\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5eab\u7b49\u3002\u7136\u800c\uff0c\u5728\u591a\u7dda\u7a0b\u6216\u5206\u4f48\u5f0f\u74b0\u5883\u4e2d\uff0c\u5982\u4f55\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u901a\u904e\u4e0d\u540c\u7684\u6a5f\u5236\u4f86\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u9ad2\u6578\u64da\uff1f<\/h2>\n

\u9ad2\u6578\u64da\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5728\u7684\u904e\u6642\u6216\u4e0d\u4e00\u81f4\u7684\u6578\u64da\u3002\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\uff0c\u7576\u4e00\u500b\u7528\u6236\u5c0d\u6578\u64da\u9032\u884c\u4fee\u6539\u6642\uff0c\u5176\u4ed6\u7528\u6236\u53ef\u80fd\u6703\u8b80\u53d6\u5230\u5c1a\u672a\u66f4\u65b0\u7684\u820a\u6578\u64da\uff0c\u9019\u7a2e\u60c5\u6cc1\u5c31\u7a31\u70ba\u8b80\u53d6\u9ad2\u6578\u64da\u3002\u9019\u4e0d\u50c5\u6703\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u78ba\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u696d\u52d9\u908f\u8f2f\u932f\u8aa4\u3002<\/p>\n

Redis \u7684\u6578\u64da\u4e00\u81f4\u6027\u6a21\u578b<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u4e00\u81f4\u6027\u6a21\u578b\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u4e3b\u8981\u7684\u6a5f\u5236\uff1a<\/p>\n

1. \u55ae\u7dda\u7a0b\u6a21\u578b<\/h3>\n

Redis \u7684\u6838\u5fc3\u8a2d\u8a08\u662f\u57fa\u65bc\u55ae\u7dda\u7a0b\u6a21\u578b\uff0c\u9019\u610f\u5473\u8457\u6240\u6709\u7684\u8acb\u6c42\u90fd\u662f\u5728\u540c\u4e00\u500b\u7dda\u7a0b\u4e2d\u8655\u7406\u7684\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u907f\u514d\u4e86\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u5e38\u898b\u7684\u7af6\u722d\u689d\u4ef6\u554f\u984c\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u9ad2\u6578\u64da\u7684\u98a8\u96aa\u3002\u7576\u4e00\u500b\u8acb\u6c42\u6b63\u5728\u57f7\u884c\u6642\uff0c\u5176\u4ed6\u8acb\u6c42\u5fc5\u9808\u7b49\u5f85\uff0c\u9019\u4fdd\u8b49\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n

2. \u4e8b\u52d9\u6a5f\u5236<\/h3>\n

Redis \u63d0\u4f9b\u4e86\u4e8b\u52d9\u652f\u6301\uff0c\u901a\u904e MULTI\u3001EXEC\u3001WATCH \u7b49\u547d\u4ee4\u4f86\u5be6\u73fe\u3002\u9019\u4e9b\u547d\u4ee4\u5141\u8a31\u958b\u767c\u8005\u5c07\u591a\u500b\u64cd\u4f5c\u6253\u5305\u6210\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u5f9e\u800c\u907f\u514d\u5728\u64cd\u4f5c\u904e\u7a0b\u4e2d\u51fa\u73fe\u9ad2\u6578\u64da\u3002\u4f8b\u5982\uff1a<\/p>\n

MULTI\nSET key1 value1\nSET key2 value2\nEXEC<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u53ea\u6709\u7576\u6240\u6709\u7684 SET \u64cd\u4f5c\u90fd\u6210\u529f\u57f7\u884c\u5f8c\uff0c\u6578\u64da\u624d\u6703\u88ab\u63d0\u4ea4\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n
3. WATCH \u547d\u4ee4<\/h3>\n
WATCH \u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\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\u9632\u6b62\u5728\u4e8b\u52d9\u57f7\u884c\u904e\u7a0b\u4e2d\u51fa\u73fe\u9ad2\u6578\u64da\u7684\u60c5\u6cc1\u3002\u4f8b\u5982\uff1a<\/p>\n
WATCH key1\nMULTI\nSET key1 value1\nEXEC<\/code><\/pre>\n
\u5982\u679c\u5728 EXEC \u57f7\u884c\u4e4b\u524d\uff0ckey1 \u88ab\u5176\u4ed6\u5ba2\u6236\u7aef\u4fee\u6539\uff0c\u5247\u9019\u500b\u4e8b\u52d9\u5c07\u6703\u88ab\u53d6\u6d88\u3002<\/p>\n
\u4f7f\u7528 Lua \u8173\u672c<\/h2>\n
Redis \u9084\u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5c01\u88dd\u5728\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\u4e2d\u57f7\u884c\u3002\u9019\u6a23\u53ef\u4ee5\u9032\u4e00\u6b65\u6e1b\u5c11\u9ad2\u6578\u64da\u7684\u98a8\u96aa\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Lua \u8173\u672c\u793a\u4f8b\uff1a<\/p>\n
local value1 = redis.call('GET', 'key1')\nlocal value2 = redis.call('GET', 'key2')\nreturn value1 .. value2<\/code><\/pre>\n
\u9019\u6bb5\u8173\u672c\u5728 Redis \u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u78ba\u4fdd\u4e86\u5728\u8b80\u53d6 key1 \u548c key2 \u6642\u4e0d\u6703\u53d7\u5230\u5176\u4ed6\u64cd\u4f5c\u7684\u5f71\u97ff\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5728\u4f7f\u7528 Redis \u6642\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u901a\u904e\u55ae\u7dda\u7a0b\u6a21\u578b\u3001\u4e8b\u52d9\u6a5f\u5236\u3001WATCH \u547d\u4ee4\u4ee5\u53ca Lua \u8173\u672c\u7b49\u591a\u7a2e\u65b9\u5f0f\u4f86\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da\u3002\u9019\u4e9b\u6a5f\u5236\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u9084\u589e\u5f37\u4e86\u61c9\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\u6027\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u4e86\u89e3\u9019\u4e9b\u7279\u6027\u5c07\u6709\u52a9\u65bc\u958b\u767c\u8005\u66f4\u597d\u5730\u8a2d\u8a08\u548c\u5be6\u73fe\u9ad8\u6548\u7684\u7cfb\u7d71\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u548c\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis \u900f\u904e\u4f7f\u7528\u5feb\u7167\u548c\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u7d50\u5408\u4e3b\u5f9e\u8907\u88fd\u548c\u4e8b\u52d9\uff0c\u4f86\u6709\u6548\u907f\u514d\u8b80\u53d6\u9ad2\u6578\u64da\u7684\u554f\u984c\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-127899","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127899","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=127899"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127899\/revisions"}],"predecessor-version":[{"id":127900,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127899\/revisions\/127900"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=127899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=127899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=127899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}