{"id":180348,"date":"2024-11-09T09:31:28","date_gmt":"2024-11-09T01:31:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180348\/"},"modified":"2024-11-09T09:31:29","modified_gmt":"2024-11-09T01:31:29","slug":"%e8%a8%ad%e5%ae%9a%e8%a8%82%e5%96%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%ef%bc%8credis%e5%af%a6%e7%8f%be%e4%b8%80%e9%8d%b5%e6%93%8d%e4%bd%9c%ef%bc%88redis%e8%a8%82%e5%96%ae%e9%81%8e%e6%9c%9f%e6%99%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180348\/","title":{"rendered":"\u8a2d\u5b9a\u8a02\u55ae\u904e\u671f\u6642\u9593\uff0cRedis\u5be6\u73fe\u4e00\u9375\u64cd\u4f5c\uff08redis\u8a02\u55ae\u904e\u671f\u6642\u9593\uff09"},"content":{"rendered":"

\u8a2d\u5b9a\u8a02\u55ae\u904e\u671f\u6642\u9593\uff0cRedis\u5be6\u73fe\u4e00\u9375\u64cd\u4f5c\uff08redis\u8a02\u55ae\u904e\u671f\u6642\u9593\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u8a02\u55ae\u7ba1\u7406\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u529f\u80fd\u3002\u96a8\u8457\u96fb\u5b50\u5546\u52d9\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u8a02\u55ae\u7684\u904e\u671f\u6642\u9593\u6210\u70ba\u4e86\u958b\u767c\u8005\u9700\u8981\u9762\u5c0d\u7684\u4e00\u500b\u6311\u6230\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u5f37\u5927\u7684\u65b9\u6cd5\u4f86\u8a2d\u7f6e\u8a02\u55ae\u7684\u904e\u671f\u6642\u9593\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u8a02\u55ae\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\uff1f<\/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\u7b49\u3002\u5b83\u7684\u9ad8\u6548\u6027\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002Redis\u7684\u6578\u64da\u6301\u4e45\u5316\u529f\u80fd\u548c\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u5728\u8655\u7406\u9ad8\u4e26\u767c\u8acb\u6c42\u6642\u8868\u73fe\u51fa\u8272\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u8a2d\u7f6e\u8a02\u55ae\u904e\u671f\u6642\u9593\uff1f<\/h2>\n

\u5728\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u8a02\u55ae\u7684\u6709\u6548\u6027\u901a\u5e38\u662f\u6709\u9650\u7684\u3002\u8a2d\u7f6e\u8a02\u55ae\u7684\u904e\u671f\u6642\u9593\u53ef\u4ee5\u5e6b\u52a9\u5546\u5bb6\u7ba1\u7406\u5eab\u5b58\u3001\u6e1b\u5c11\u7121\u6548\u8a02\u55ae\u7684\u6578\u91cf\uff0c\u4e26\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u5728\u7d50\u5e33\u904e\u7a0b\u4e2d\u9078\u64c7\u5546\u54c1\u6642\uff0c\u5546\u5bb6\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u82e5\u7528\u6236\u5728\u6b64\u6642\u9593\u5167\u672a\u5b8c\u6210\u652f\u4ed8\uff0c\u5247\u81ea\u52d5\u53d6\u6d88\u8a72\u8a02\u55ae\u3002<\/p>\n

Redis\u4e2d\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e<\/h2>\n

Redis\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u4f7f\u7528 EXPIRE<\/code> \u547d\u4ee4\u53ef\u4ee5\u70ba\u6307\u5b9a\u7684\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u6642\u9593\u55ae\u4f4d\u70ba\u79d2\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u7528\u6cd5\uff1a<\/p>\n

EXPIRE key seconds<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u82e5\u8981\u70ba\u4e00\u500b\u540d\u70ba order:12345<\/code> \u7684\u8a02\u55ae\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba30\u5206\u9418\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
EXPIRE order:12345 1800<\/code><\/pre>\n
\u4f7f\u7528Redis\u5be6\u73fe\u4e00\u9375\u64cd\u4f5c<\/h2>\n
\u70ba\u4e86\u7c21\u5316\u64cd\u4f5c\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u8a2d\u7f6e\u8a02\u55ae\u904e\u671f\u6642\u9593\u7684\u904e\u7a0b\u5c01\u88dd\u6210\u4e00\u500b\u51fd\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u548cRedis\u7684\u793a\u4f8b\uff1a<\/p>\n
import redis\n\ndef set_order_expiration(order_id, expiration_time):\n    r = redis.Redis(host='localhost', port=6379, db=0)\n    key = f'order:{order_id}'\n    r.set(key, 'order_data')  # \u5047\u8a2d\u9019\u88e1\u5b58\u5132\u4e86\u8a02\u55ae\u6578\u64da\n    r.expire(key, expiration_time)\n\n# \u8a2d\u7f6e\u8a02\u55ae12345\u7684\u904e\u671f\u6642\u9593\u70ba1800\u79d2\nset_order_expiration(12345, 1800)\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230Redis\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u4f7f\u7528 set<\/code> \u547d\u4ee4\u5b58\u5132\u8a02\u55ae\u6578\u64da\uff0c\u63a5\u8457\u4f7f\u7528 expire<\/code> \u547d\u4ee4\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\uff0c\u6211\u5011\u5c31\u80fd\u5920\u8f15\u9b06\u5730\u70ba\u6bcf\u500b\u8a02\u55ae\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/p>\n
\u76e3\u63a7\u904e\u671f\u8a02\u55ae<\/h2>\n
\u9664\u4e86\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9084\u9700\u8981\u76e3\u63a7\u904e\u671f\u7684\u8a02\u55ae\u3002Redis\u63d0\u4f9b\u4e86 TTL<\/code> \u547d\u4ee4\u4f86\u67e5\u8a62\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 TTL<\/code> \u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n
TTL order:12345<\/code><\/pre>\n
\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u8a02\u55ae order:12345<\/code> \u7684\u5269\u9918\u751f\u5b58\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679c\u8fd4\u56de\u503c\u70ba-1\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u6703\u904e\u671f\uff1b\u5982\u679c\u8fd4\u56de\u503c\u70ba-2\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4f7f\u7528Redis\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u70ba\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e0a\u7684\u8a02\u55ae\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6548\u7387\u548c\u7528\u6236\u9ad4\u9a57\u3002Redis\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u7ba1\u7406\u8a02\u55ae\u904e\u671f\u6642\u9593\u7684\u7406\u60f3\u9078\u64c7\u3002\u82e5\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u5be6\u73fe\u9019\u4e9b\u529f\u80fd\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Redis\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u8a2d\u5b9a\u8a02\u55ae\u904e\u671f\u6642\u9593\uff0c\u4f7f\u7528Redis\u5be6\u73fe\u4e00\u9375\u64cd\u4f5c\uff0c\u7c21\u5316\u7ba1\u7406\u6d41\u7a0b\uff0c\u63d0\u5347\u6548\u7387\uff0c\u78ba\u4fdd\u8a02\u55ae\u6e96\u6642\u8655\u7406\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-180348","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180348","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=180348"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180348\/revisions"}],"predecessor-version":[{"id":180349,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180348\/revisions\/180349"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180348"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180348"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}