{"id":126161,"date":"2024-10-26T02:25:19","date_gmt":"2024-10-25T18:25:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126161\/"},"modified":"2024-10-26T02:25:20","modified_gmt":"2024-10-25T18:25:20","slug":"redis-%e9%9d%88%e6%b4%bb%e6%9f%a5%e8%a9%a2%e5%90%8c%e6%99%82%e8%ae%80%e5%8f%96%e5%a4%9a%e5%80%8b%e5%80%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126161\/","title":{"rendered":"Redis \u9748\u6d3b\u67e5\u8a62\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c"},"content":{"rendered":"

Redis \u9748\u6d3b\u67e5\u8a62\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u4efb\u4f55\u61c9\u7528\u7a0b\u5e8f\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u67e5\u8a62\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u67e5\u8a62\u6a5f\u5236\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528\u9019\u4e00\u5f37\u5927\u7684\u5de5\u5177\u3002<\/p>\n

Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u6a21\u578b\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n

\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c\u7684\u9700\u6c42<\/h2>\n

\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u958b\u767c\u8005\u9700\u8981\u540c\u6642\u8b80\u53d6\u591a\u500b\u9375\u7684\u503c\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u793e\u4ea4\u5a92\u9ad4\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u540c\u6642\u7372\u53d6\u591a\u500b\u7528\u6236\u7684\u8cc7\u6599\u3002\u9019\u7a2e\u9700\u6c42\u4fc3\u4f7f\u958b\u767c\u8005\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u4ee5\u6e1b\u5c11\u67e5\u8a62\u5ef6\u9072\u548c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n

\u4f7f\u7528 Redis \u7684 MGET \u547d\u4ee4<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u4e00\u500b\u540d\u70ba MGET \u7684\u547d\u4ee4\uff0c\u5141\u8a31\u7528\u6236\u540c\u6642\u7372\u53d6\u591a\u500b\u9375\u7684\u503c\u3002\u9019\u500b\u547d\u4ee4\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n

MGET key1 key2 key3 ...<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e09\u500b\u9375\uff1auser:1\u3001user:2 \u548c user:3\uff0c\u4e26\u5e0c\u671b\u540c\u6642\u7372\u53d6\u9019\u4e09\u500b\u7528\u6236\u7684\u8cc7\u6599\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
redis> MGET user:1 user:2 user:3<\/code><\/pre>\n
\u9019\u5c07\u8fd4\u56de\u4e00\u500b\u5305\u542b\u9019\u4e09\u500b\u9375\u5c0d\u61c9\u503c\u7684\u6578\u7d44\u3002\u5982\u679c\u67d0\u500b\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de nil\u3002<\/p>\n
\u4f7f\u7528\u7ba1\u9053\u6280\u8853\u63d0\u9ad8\u6027\u80fd<\/h2>\n
\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 MGET \u547d\u4ee4\u53ef\u80fd\u4ecd\u7136\u7121\u6cd5\u6eff\u8db3\u6027\u80fd\u9700\u6c42\u3002\u6b64\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u7684\u7ba1\u9053\u6280\u8853\u3002\u7ba1\u9053\u6280\u8853\u5141\u8a31\u5ba2\u6236\u7aef\u5728\u4e00\u6b21\u8acb\u6c42\u4e2d\u767c\u9001\u591a\u500b\u547d\u4ee4\uff0c\u7136\u5f8c\u4e00\u6b21\u6027\u63a5\u6536\u6240\u6709\u7684\u97ff\u61c9\uff0c\u5f9e\u800c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u7ba1\u9053\u7684\u793a\u4f8b\uff1a<\/p>\n
redis> MULTI\nredis> GET user:1\nredis> GET user:2\nredis> GET user:3\nredis> EXEC<\/code><\/pre>\n
\u9019\u6a23\u505a\u7684\u597d\u8655\u5728\u65bc\uff0c\u6240\u6709\u7684 GET \u547d\u4ee4\u90fd\u6703\u5728\u4e00\u6b21\u8acb\u6c42\u4e2d\u767c\u9001\u5230 Redis \u4f3a\u670d\u5668\uff0c\u7136\u5f8c\u518d\u4e00\u6b21\u6027\u63a5\u6536\u7d50\u679c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6027\u80fd\u3002<\/p>\n
\u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u8907\u96dc\u67e5\u8a62<\/h2>\n
\u5982\u679c\u9700\u8981\u9032\u884c\u66f4\u8907\u96dc\u7684\u67e5\u8a62\uff0cRedis \u9084\u652f\u6301\u4f7f\u7528 Lua \u8173\u672c\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u5728\u4f3a\u670d\u5668\u7aef\u57f7\u884c\u591a\u500b\u64cd\u4f5c\uff0c\u5f9e\u800c\u6e1b\u5c11\u5ba2\u6236\u7aef\u548c\u4f3a\u670d\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u6b21\u6578\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Lua \u8173\u672c\u793a\u4f8b\uff0c\u7528\u65bc\u540c\u6642\u7372\u53d6\u591a\u500b\u9375\u7684\u503c\uff1a<\/p>\n
local values = {}\nfor i, key in ipairs(KEYS) do\n    values[i] = redis.call('GET', key)\nend\nreturn values<\/code><\/pre>\n
\u9019\u6bb5\u8173\u672c\u5c07\u904d\u6b77\u50b3\u5165\u7684\u9375\uff0c\u4e26\u8fd4\u56de\u5b83\u5011\u7684\u503c\u3002\u4f7f\u7528 Lua \u8173\u672c\u7684\u597d\u8655\u5728\u65bc\u53ef\u4ee5\u5728\u4f3a\u670d\u5668\u7aef\u9032\u884c\u66f4\u8907\u96dc\u7684\u908f\u8f2f\u8655\u7406\uff0c\u5f9e\u800c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u9748\u6d3b\u7684\u67e5\u8a62\u65b9\u5f0f\u4f86\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c\uff0c\u5305\u62ec MGET \u547d\u4ee4\u3001\u7ba1\u9053\u6280\u8853\u548c Lua \u8173\u672c\u3002\u9019\u4e9b\u529f\u80fd\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u5b58\u53d6\u7684\u6548\u7387\uff0c\u9084\u80fd\u5920\u6eff\u8db3\u4e0d\u540c\u61c9\u7528\u5834\u666f\u7684\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u67e5\u8a62\u65b9\u5f0f\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c Redis\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22 Redis \u7684\u9748\u6d3b\u67e5\u8a62\u529f\u80fd\uff0c\u8f15\u9b06\u540c\u6642\u8b80\u53d6\u591a\u500b\u503c\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u61c9\u7528\u6027\u80fd\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-126161","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126161","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=126161"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126161\/revisions"}],"predecessor-version":[{"id":126162,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126161\/revisions\/126162"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126161"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126161"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126161"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}