{"id":161765,"date":"2024-11-04T09:09:28","date_gmt":"2024-11-04T01:09:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161765\/"},"modified":"2024-11-04T09:09:29","modified_gmt":"2024-11-04T01:09:29","slug":"%e6%a5%b5%e5%a4%a7%e6%94%b9%e5%96%84%e6%80%a7%e8%83%bd%e7%9a%84-redis-%e7%b7%a9%e5%ad%98%e9%81%a9%e7%94%a8%e6%96%bc%e5%93%aa%e4%ba%9b%e5%a0%b4%e6%99%af%ef%bc%88redis-%e7%b7%a9%e5%ad%98%e9%81%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161765\/","title":{"rendered":"\u6975\u5927\u6539\u5584\u6027\u80fd\u7684 Redis \u7de9\u5b58\u9069\u7528\u65bc\u54ea\u4e9b\u5834\u666f\uff08redis \u7de9\u5b58\u9069\u7528\u54ea\u4e9b\u5730\u65b9\uff09"},"content":{"rendered":"

\u6975\u5927\u6539\u5584\u6027\u80fd\u7684 Redis \u7de9\u5b58\u9069\u7528\u65bc\u54ea\u4e9b\u5834\u666f<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u512a\u5316\u662f\u6bcf\u500b\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u90fd\u5fc5\u9808\u9762\u5c0d\u7684\u6311\u6230\u3002\u96a8\u8457\u7528\u6236\u9700\u6c42\u7684\u589e\u52a0\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u548c\u63d0\u9ad8\u97ff\u61c9\u901f\u5ea6\u6210\u70ba\u4e86\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7de9\u5b58\u9069\u7528\u7684\u5e7e\u500b\u4e3b\u8981\u5834\u666f\u3002<\/p>\n

1. \u7db2\u7ad9\u548c\u61c9\u7528\u7684\u6578\u64da\u7de9\u5b58<\/h2>\n

\u5728\u8a31\u591a\u7db2\u7ad9\u548c\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u67e5\u8a62\u5f80\u5f80\u662f\u6027\u80fd\u74f6\u9838\u3002\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u6b21\u6578\u3002\u7576\u7528\u6236\u8acb\u6c42\u67d0\u4e9b\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u9996\u5148\u6aa2\u67e5 Redis \u7de9\u5b58\uff0c\u5982\u679c\u6578\u64da\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u67e5\u8a62\u6578\u64da\u5eab\u4e26\u5c07\u7d50\u679c\u5b58\u5165\u7de9\u5b58\u3002<\/p>\n

if (redis.exists(key)) {\n    return redis.get(key);\n} else {\n    data = database.query(sql);\n    redis.set(key, data);\n    return data;\n}<\/code><\/pre>\n
2. \u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da<\/h2>\n
\u5c0d\u65bc\u4e00\u4e9b\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\uff0c\u5982\u7528\u6236\u8cc7\u6599\u3001\u7522\u54c1\u4fe1\u606f\u7b49\uff0c\u4f7f\u7528 Redis \u7de9\u5b58\u53ef\u4ee5\u5927\u5e45\u63d0\u9ad8\u8b80\u53d6\u901f\u5ea6\u3002\u9019\u4e9b\u6578\u64da\u901a\u5e38\u4e0d\u6703\u7d93\u5e38\u8b8a\u52d5\uff0c\u56e0\u6b64\u5c07\u5176\u7de9\u5b58\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n
3. \u5be6\u6642\u6578\u64da\u5206\u6790<\/h2>\n
\u5728\u9700\u8981\u5be6\u6642\u6578\u64da\u5206\u6790\u7684\u5834\u666f\u4e2d\uff0cRedis \u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u7406\u60f3\u7684\u9078\u64c7\u3002\u4f8b\u5982\uff0c\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u53ef\u4ee5\u4f7f\u7528 Redis \u4f86\u5b58\u5132\u7528\u6236\u7684\u5373\u6642\u4e92\u52d5\u6578\u64da\uff0c\u4e26\u5feb\u901f\u751f\u6210\u7d71\u8a08\u5831\u544a\u3002\u9019\u6a23\u7684\u61c9\u7528\u5834\u666f\u9700\u8981\u5feb\u901f\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\uff0c\u800c Redis \u80fd\u5920\u8f15\u9b06\u61c9\u5c0d\u9019\u4e9b\u9700\u6c42\u3002<\/p>\n
4. \u6392\u884c\u699c\u548c\u8a08\u6578\u5668<\/h2>\n
Redis \u7684\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u7279\u6027\u975e\u5e38\u9069\u5408\u7528\u65bc\u6392\u884c\u699c\u548c\u8a08\u6578\u5668\u7684\u5be6\u73fe\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528 Redis \u63d0\u4f9b\u7684\u539f\u5b50\u64cd\u4f5c\u4f86\u5be6\u73fe\u9ad8\u6548\u7684\u8a08\u6578\u548c\u6392\u540d\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u904a\u6232\u61c9\u7528\u53ef\u4ee5\u4f7f\u7528 Redis \u4f86\u5be6\u6642\u66f4\u65b0\u73a9\u5bb6\u7684\u5206\u6578\u548c\u6392\u540d\uff0c\u4e26\u5feb\u901f\u67e5\u8a62\u524d\u5e7e\u540d\u7684\u73a9\u5bb6\u3002<\/p>\n
redis.zincrby(\"game_leaderboard\", score, player_id);\ntop_players = redis.zrevrange(\"game_leaderboard\", 0, 10, withscores=True);<\/code><\/pre>\n
5. \u6703\u8a71\u7ba1\u7406<\/h2>\n
\u5728 Web \u61c9\u7528\u4e2d\uff0c\u6703\u8a71\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002\u4f7f\u7528 Redis \u4f86\u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6703\u8a71\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0c\u4e26\u4e14\u652f\u6301\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u7684\u6703\u8a71\u5171\u4eab\u3002\u9019\u6a23\uff0c\u7121\u8ad6\u7528\u6236\u5728\u54ea\u500b\u4f3a\u670d\u5668\u4e0a\u767b\u9304\uff0c\u90fd\u80fd\u5920\u5feb\u901f\u7372\u53d6\u5176\u6703\u8a71\u4fe1\u606f\u3002<\/p>\n
redis.setex(session_id, session_timeout, session_data);<\/code><\/pre>\n
6. \u6d88\u606f\u968a\u5217<\/h2>\n
Redis \u4e5f\u53ef\u4ee5\u7528\u4f5c\u6d88\u606f\u968a\u5217\uff0c\u652f\u6301\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\u3002\u9019\u4f7f\u5f97\u4e0d\u540c\u7684\u61c9\u7528\u7d44\u4ef6\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u901a\u4fe1\uff0c\u4e26\u4e14\u80fd\u5920\u5be6\u73fe\u9ad8\u6548\u7684\u4efb\u52d9\u8655\u7406\u3002\u4f8b\u5982\uff0c\u5f8c\u53f0\u4efb\u52d9\u53ef\u4ee5\u5c07\u4efb\u52d9\u6d88\u606f\u63a8\u9001\u5230 Redis\uff0c\u5de5\u4f5c\u9032\u7a0b\u5247\u5f9e\u4e2d\u7372\u53d6\u4e26\u8655\u7406\u9019\u4e9b\u4efb\u52d9\u3002<\/p>\n
redis.publish(\"task_channel\", task_message);<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
Redis \u7de9\u5b58\u56e0\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u61c9\u7528\u5834\u666f\uff0c\u6210\u70ba\u4e86\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u7121\u8ad6\u662f\u7db2\u7ad9\u6578\u64da\u7de9\u5b58\u3001\u5be6\u6642\u6578\u64da\u5206\u6790\uff0c\u9084\u662f\u6703\u8a71\u7ba1\u7406\u548c\u6d88\u606f\u968a\u5217\uff0cRedis \u90fd\u80fd\u63d0\u4f9b\u5353\u8d8a\u7684\u652f\u6301\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u7d50\u5408 Redis \u7de9\u5b58\u6280\u8853\uff0c\u5c07\u80fd\u5920\u986f\u8457\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u6975\u5927\u6539\u5584\u6027\u80fd\u7684 Redis \u7de9\u5b58\u9069\u7528\u65bc\u9ad8\u6d41\u91cf\u7db2\u7ad9\u3001\u5373\u6642\u6578\u64da\u8655\u7406\u548c\u983b\u7e41\u67e5\u8a62\u7684\u5834\u666f\uff0c\u63d0\u5347\u61c9\u7528\u6548\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-161765","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161765","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=161765"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161765\/revisions"}],"predecessor-version":[{"id":161766,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161765\/revisions\/161766"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}