{"id":161471,"date":"2024-11-04T06:42:24","date_gmt":"2024-11-03T22:42:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161471\/"},"modified":"2024-11-04T06:42:24","modified_gmt":"2024-11-03T22:42:24","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e6%a8%a1%e6%93%ac%e5%af%a6%e7%8f%be%ef%bc%88redis-%e6%a8%a1%e6%93%ac%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161471\/","title":{"rendered":"\u57fa\u65bc Redis \u7684\u689d\u4ef6\u67e5\u8a62\u6a21\u64ec\u5be6\u73fe\uff08redis \u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\uff09"},"content":{"rendered":"

\u57fa\u65bc Redis \u7684\u689d\u4ef6\u67e5\u8a62\u6a21\u64ec\u5be6\u73fe\uff08redis \u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u67e5\u8a62\u662f\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u96d6\u7136\u5176\u4e3b\u8981\u8a2d\u8a08\u662f\u7528\u65bc\u9375\u503c\u5b58\u5132\uff0c\u4f46\u6211\u5011\u53ef\u4ee5\u901a\u904e\u4e00\u4e9b\u6280\u5de7\u4f86\u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u5be6\u73fe\u689d\u4ef6\u67e5\u8a62\u7684\u6a21\u64ec\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

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

Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\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\u5728\u5167\u5b58\u4e2d\u64cd\u4f5c\u7684\u7279\u6027\uff0cRedis \u63d0\u4f9b\u4e86\u6975\u5feb\u7684\u6578\u64da\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n

\u689d\u4ef6\u67e5\u8a62\u7684\u6311\u6230<\/h2>\n

\u5728\u50b3\u7d71\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u689d\u4ef6\u67e5\u8a62\u901a\u5e38\u901a\u904e SQL \u8a9e\u53e5\u4f86\u5be6\u73fe\uff0c\u4f8b\u5982\uff1a<\/p>\n

SELECT * FROM users WHERE age > 30 AND city = 'Hong Kong';<\/code><\/pre>\n
\u7136\u800c\uff0c\u5728 Redis \u4e2d\uff0c\u4e26\u6c92\u6709\u76f4\u63a5\u7684\u67e5\u8a62\u8a9e\u8a00\u4f86\u652f\u6301\u9019\u7a2e\u8907\u96dc\u7684\u67e5\u8a62\u3002\u9019\u5c31\u9700\u8981\u6211\u5011\u4f7f\u7528\u4e00\u4e9b\u7b56\u7565\u4f86\u6a21\u64ec\u9019\u7a2e\u67e5\u8a62\u3002<\/p>\n
\u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\u7684\u65b9\u6cd5<\/h2>\n
1. \u4f7f\u7528\u54c8\u5e0c\u8868<\/h3>\n
Redis \u7684\u54c8\u5e0c\u8868\u662f\u4e00\u7a2e\u975e\u5e38\u9069\u5408\u5b58\u5132\u5c0d\u8c61\u7684\u6578\u64da\u7d50\u69cb\u3002\u6211\u5011\u53ef\u4ee5\u5c07\u6bcf\u500b\u5c0d\u8c61\u7684\u5c6c\u6027\u4f5c\u70ba\u54c8\u5e0c\u8868\u7684\u5b57\u6bb5\uff0c\u7136\u5f8c\u901a\u904e\u591a\u6b21\u67e5\u8a62\u4f86\u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\u3002<\/p>\n
HMSET user:1 name \"Alice\" age 35 city \"Hong Kong\"<\/code><\/pre>\n
HMSET user:2 name \"Bob\" age 28 city \"Beijing\"<\/code><\/pre>\n
HMSET user:3 name \"Charlie\" age 32 city \"Hong Kong\"<\/code><\/pre>\n
\u8981\u67e5\u8a62\u5e74\u9f61\u5927\u65bc 30 \u4e14\u5c45\u4f4f\u5728\u9999\u6e2f\u7684\u7528\u6236\uff0c\u6211\u5011\u53ef\u4ee5\u5148\u7372\u53d6\u6240\u6709\u7528\u6236\u7684 ID\uff0c\u7136\u5f8c\u9010\u4e00\u6aa2\u67e5\u689d\u4ef6\uff1a<\/p>\n
keys = [\"user:1\", \"user:2\", \"user:3\"]\nresult = []\nfor key in keys:\n    user = HGETALL(key)\n    if user['age'] > 30 and user['city'] == \"Hong Kong\":\n        result.append(user)\n<\/code><\/pre>\n
2. \u4f7f\u7528\u96c6\u5408<\/h3>\n
\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528 Redis \u7684\u96c6\u5408\u4f86\u5b58\u5132\u7b26\u5408\u7279\u5b9a\u689d\u4ef6\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u70ba\u6bcf\u500b\u57ce\u5e02\u5275\u5efa\u4e00\u500b\u96c6\u5408\uff0c\u4e26\u5c07\u7b26\u5408\u689d\u4ef6\u7684\u7528\u6236 ID \u6dfb\u52a0\u5230\u76f8\u61c9\u7684\u96c6\u5408\u4e2d\u3002<\/p>\n
SADD city:HongKong user:1\nSADD city:HongKong user:3\nSADD city:Beijing user:2<\/code><\/pre>\n
\u7136\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u96c6\u5408\u64cd\u4f5c\u4f86\u7372\u53d6\u7b26\u5408\u689d\u4ef6\u7684\u7528\u6236\uff1a<\/p>\n
users_in_hk = SMEMBERS(city:HongKong)\nresult = []\nfor user_id in users_in_hk:\n    user = HGETALL(user_id)\n    if user['age'] > 30:\n        result.append(user)\n<\/code><\/pre>\n
\u6027\u80fd\u8003\u91cf<\/h2>\n
\u96d6\u7136\u4e0a\u8ff0\u65b9\u6cd5\u53ef\u4ee5\u5728 Redis \u4e2d\u6a21\u64ec\u689d\u4ef6\u67e5\u8a62\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u9019\u4e9b\u65b9\u6cd5\u7684\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u6578\u64da\u91cf\u7684\u5f71\u97ff\u3002\u5c0d\u65bc\u5927\u91cf\u6578\u64da\uff0c\u9010\u4e00\u6aa2\u67e5\u6bcf\u500b\u689d\u4ef6\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u56e0\u6b64\uff0c\u5728\u8a2d\u8a08\u6578\u64da\u7d50\u69cb\u6642\uff0c\u61c9\u8003\u616e\u5230\u67e5\u8a62\u7684\u983b\u7387\u548c\u6578\u64da\u7684\u5206\u4f48\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u96d6\u7136 Redis \u4e26\u4e0d\u76f4\u63a5\u652f\u6301\u8907\u96dc\u7684\u689d\u4ef6\u67e5\u8a62\uff0c\u4f46\u901a\u904e\u4f7f\u7528\u54c8\u5e0c\u8868\u548c\u96c6\u5408\u7b49\u6578\u64da\u7d50\u69cb\uff0c\u6211\u5011\u53ef\u4ee5\u6709\u6548\u5730\u6a21\u64ec\u9019\u4e9b\u67e5\u8a62\u3002\u9019\u4e9b\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u9084\u80fd\u5145\u5206\u5229\u7528 Redis \u7684\u9ad8\u6027\u80fd\u7279\u6027\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 \u9999\u6e2fVPS<\/a> \u4f86\u904b\u884c\u60a8\u7684 Redis \u5be6\u4f8b\uff0c\u4eab\u53d7\u5feb\u901f\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u548c\u9748\u6d3b\u7684\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u57fa\u65bc Redis \u7684\u689d\u4ef6\u67e5\u8a62\u6a21\u64ec\u5be6\u73fe\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u5730\u9032\u884c\u6578\u64da\u67e5\u8a62\u548c\u7be9\u9078\uff0c\u63d0\u5347\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-161471","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161471","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=161471"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161471\/revisions"}],"predecessor-version":[{"id":161472,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161471\/revisions\/161472"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}