{"id":165355,"date":"2024-11-05T11:43:00","date_gmt":"2024-11-05T03:43:00","guid":{"rendered":"https:\/\/server.hk\/cnblog\/165355\/"},"modified":"2024-11-05T11:43:01","modified_gmt":"2024-11-05T03:43:01","slug":"%e8%82%af%e5%be%b7%e5%9f%ba%e5%a4%96%e8%b3%a3%e6%9c%8d%e5%8b%99%e6%8f%90%e9%80%9f%e5%bb%ba%e8%ad%b0%e4%bd%bf%e7%94%a8redis%ef%bc%88%e8%82%af%e5%be%b7%e5%9f%ba%e5%a4%96%e9%80%81%e6%9c%8d%e5%8b%99","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/165355\/","title":{"rendered":"\u80af\u5fb7\u57fa\u5916\u8ce3\u670d\u52d9\u63d0\u901f\u5efa\u8b70\u4f7f\u7528Redis\uff08\u80af\u5fb7\u57fa\u5916\u9001\u670d\u52d9\u63d0\u793aredis\uff09"},"content":{"rendered":"

\u80af\u5fb7\u57fa\u5916\u8ce3\u670d\u52d9\u63d0\u901f\u5efa\u8b70\u4f7f\u7528Redis<\/h1>\n

\u96a8\u8457\u5916\u8ce3\u670d\u52d9\u7684\u666e\u53ca\uff0c\u9910\u98f2\u696d\u8005\u9762\u81e8\u8457\u8d8a\u4f86\u8d8a\u5927\u7684\u7af6\u722d\u58d3\u529b\u3002\u80af\u5fb7\u57fa\u4f5c\u70ba\u5168\u7403\u77e5\u540d\u7684\u5feb\u9910\u54c1\u724c\uff0c\u5176\u5916\u8ce3\u670d\u52d9\u7684\u6548\u7387\u76f4\u63a5\u5f71\u97ff\u9867\u5ba2\u7684\u6eff\u610f\u5ea6\u548c\u54c1\u724c\u5f62\u8c61\u3002\u70ba\u4e86\u63d0\u5347\u5916\u8ce3\u670d\u52d9\u7684\u901f\u5ea6\u548c\u7a69\u5b9a\u6027\uff0c\u4f7f\u7528\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u6280\u8853\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5728\u9019\u65b9\u9762\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u512a\u52e2\uff0c\u80fd\u5920\u6709\u6548\u63d0\u5347\u80af\u5fb7\u57fa\u7684\u5916\u8ce3\u670d\u52d9\u6548\u7387\u3002<\/p>\n

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

Redis\u662f\u4e00\u7a2e\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\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6578\u64da\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u5834\u666f\uff0c\u5982\u5373\u6642\u6d88\u606f\u3001\u904a\u6232\u6392\u884c\u699c\u548c\u5916\u8ce3\u670d\u52d9\u7b49\u3002<\/p>\n

\u63d0\u5347\u5916\u8ce3\u670d\u52d9\u7684\u5e7e\u500b\u65b9\u9762<\/h2>\n

1. \u5feb\u901f\u7684\u8a02\u55ae\u8655\u7406<\/h3>\n

\u5728\u5916\u8ce3\u670d\u52d9\u4e2d\uff0c\u8a02\u55ae\u7684\u8655\u7406\u901f\u5ea6\u81f3\u95dc\u91cd\u8981\u3002\u4f7f\u7528Redis\u53ef\u4ee5\u5c07\u8a02\u55ae\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u5be6\u73fe\u5feb\u901f\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002\u9019\u6a23\uff0c\u7576\u9867\u5ba2\u4e0b\u55ae\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u8fc5\u901f\u5c07\u8a02\u55ae\u4fe1\u606f\u5beb\u5165Redis\uff0c\u4e26\u5728\u5e7e\u6beb\u79d2\u5167\u5b8c\u6210\u8655\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5b58\u5132\u8a02\u55ae\u4fe1\u606f\uff1a<\/p>\n

import redis\n\n# \u9023\u63a5\u5230Redis\u670d\u52d9\u5668\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5132\u5b58\u8a02\u55ae\u4fe1\u606f\norder_id = \"order:12345\"\norder_data = {\"item\": \"\u80af\u5fb7\u57fa\u70b8\u96de\", \"quantity\": 2, \"status\": \"pending\"}\nr.hmset(order_id, order_data)\n<\/code><\/pre>\n
2. \u5be6\u6642\u5eab\u5b58\u7ba1\u7406<\/h3>\n
\u5916\u8ce3\u670d\u52d9\u9700\u8981\u5be6\u6642\u66f4\u65b0\u5eab\u5b58\u4fe1\u606f\uff0c\u4ee5\u907f\u514d\u9867\u5ba2\u4e0b\u55ae\u5f8c\u767c\u751f\u7f3a\u8ca8\u7684\u60c5\u6cc1\u3002Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u53ef\u4ee5\u5e6b\u52a9\u80af\u5fb7\u57fa\u5be6\u73fe\u5be6\u6642\u7684\u5eab\u5b58\u66f4\u65b0\u3002\u7576\u5eab\u5b58\u767c\u751f\u8b8a\u5316\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u901a\u904eRedis\u7684\u767c\u5e03\/\u8a02\u95b1\u6a5f\u5236\u901a\u77e5\u6240\u6709\u76f8\u95dc\u7684\u670d\u52d9\uff0c\u78ba\u4fdd\u5eab\u5b58\u4fe1\u606f\u7684\u5373\u6642\u6027\u3002<\/p>\n
# \u767c\u5e03\u5eab\u5b58\u66f4\u65b0\nr.publish('inventory_updates', 'item:\u70b8\u96de, quantity: 50')\n<\/code><\/pre>\n
3. \u63d0\u5347\u67e5\u8a62\u6548\u7387<\/h3>\n
\u5728\u9ad8\u5cf0\u6642\u6bb5\uff0c\u9867\u5ba2\u67e5\u8a62\u83dc\u55ae\u548c\u4e0b\u55ae\u7684\u9700\u6c42\u91cf\u6703\u5927\u5e45\u589e\u52a0\u3002\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u67e5\u8a62\u6548\u7387\u3002\u5c07\u71b1\u9580\u83dc\u54c1\u7684\u6578\u64da\u7de9\u5b58\u5728Redis\u4e2d\uff0c\u80fd\u5920\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n
# \u67e5\u8a62\u83dc\u55ae\nmenu_key = \"menu:latest\"\nmenu_data = r.get(menu_key)\n\nif not menu_data:\n    # \u5982\u679c\u7de9\u5b58\u4e2d\u6c92\u6709\u6578\u64da\uff0c\u5f9e\u6578\u64da\u5eab\u4e2d\u67e5\u8a62\n    menu_data = fetch_from_database()\n    r.set(menu_key, menu_data)\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u7e3d\u7d50\u4f86\u8aaa\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5728\u591a\u500b\u65b9\u9762\u63d0\u5347\u80af\u5fb7\u57fa\u7684\u5916\u8ce3\u670d\u52d9\u6548\u7387\u3002\u7121\u8ad6\u662f\u5feb\u901f\u7684\u8a02\u55ae\u8655\u7406\u3001\u5be6\u6642\u7684\u5eab\u5b58\u7ba1\u7406\uff0c\u9084\u662f\u63d0\u5347\u67e5\u8a62\u6548\u7387\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u5f37\u6709\u529b\u7684\u652f\u6301\u3002\u96a8\u8457\u5916\u8ce3\u5e02\u5834\u7684\u7af6\u722d\u65e5\u76ca\u6fc0\u70c8\uff0c\u63a1\u7528\u5148\u9032\u7684\u6280\u8853\u624b\u6bb5\u5c07\u6210\u70ba\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n
\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u4f7f\u7528VPS<\/a>\u4f86\u90e8\u7f72Redis\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63d0\u5347\u80af\u5fb7\u57fa\u5916\u8ce3\u670d\u52d9\u6548\u7387\uff0c\u5efa\u8b70\u4f7f\u7528Redis\u6280\u8853\u52a0\u901f\u8a02\u55ae\u8655\u7406\uff0c\u78ba\u4fdd\u5feb\u901f\u6e96\u78ba\u7684\u5916\u9001\u9ad4\u9a57\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-165355","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165355","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=165355"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165355\/revisions"}],"predecessor-version":[{"id":165356,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165355\/revisions\/165356"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=165355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=165355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=165355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}