{"id":128247,"date":"2024-10-26T12:44:35","date_gmt":"2024-10-26T04:44:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128247\/"},"modified":"2024-10-26T12:44:36","modified_gmt":"2024-10-26T04:44:36","slug":"redis-%e5%af%a6%e7%8f%be-list-%e6%95%b8%e6%93%9a%e6%b8%85%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128247\/","title":{"rendered":"Redis \u5be6\u73fe List \u6578\u64da\u6e05\u7406"},"content":{"rendered":"

Redis \u5be6\u73fe List \u6578\u64da\u6e05\u7406<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u7ba1\u7406\u548c\u6e05\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d List \u662f\u4e00\u7a2e\u5e38\u7528\u7684\u6578\u64da\u7d50\u69cb\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u5be6\u73fe List \u6578\u64da\u7684\u6e05\u7406\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u3002<\/p>\n

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

Redis List \u662f\u4e00\u500b\u7c21\u55ae\u7684\u5b57\u7b26\u4e32\u5217\u8868\uff0c\u6309\u63d2\u5165\u9806\u5e8f\u6392\u5e8f\u3002\u5b83\u652f\u6301\u5f9e\u5169\u7aef\u9032\u884c\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u6d88\u606f\u968a\u5217\u3001\u4efb\u52d9\u8abf\u5ea6\u7b49\u5834\u666f\u3002\u6bcf\u500b List \u53ef\u4ee5\u5305\u542b\u591a\u9054 2^32 – 1 \u500b\u5143\u7d20\uff0c\u9019\u610f\u5473\u8457\u5b83\u53ef\u4ee5\u5b58\u5132\u5927\u91cf\u7684\u6578\u64da\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u7406 List \u6578\u64da<\/h2>\n

\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cList \u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u5197\u9918\u6216\u904e\u6642\u3002\u9019\u4e0d\u50c5\u6703\u4f54\u7528\u5bf6\u8cb4\u7684\u5167\u5b58\u8cc7\u6e90\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7406 List \u6578\u64da\u662f\u5fc5\u8981\u7684\u3002\u6e05\u7406\u7684\u65b9\u5f0f\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u800c\u5b9a\uff0c\u4f8b\u5982\u6839\u64da\u6642\u9593\u6233\u3001\u6578\u64da\u5927\u5c0f\u6216\u7279\u5b9a\u689d\u4ef6\u9032\u884c\u6e05\u7406\u3002<\/p>\n

Redis List \u6578\u64da\u6e05\u7406\u7684\u65b9\u6cd5<\/h2>\n

1. \u4f7f\u7528 LTRIM \u547d\u4ee4<\/h3>\n

LTRIM \u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u4fee\u526a List\uff0c\u53ea\u4fdd\u7559\u6307\u5b9a\u7bc4\u570d\u5167\u7684\u5143\u7d20\u3002\u9019\u662f\u4e00\u7a2e\u7c21\u55ae\u800c\u6709\u6548\u7684\u6e05\u7406\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u5e0c\u671b\u4fdd\u7559 List \u4e2d\u7684\u6700\u65b0 100 \u500b\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

LTRIM mylist 0 99<\/code><\/pre>\n
\u9019\u6a23\uff0cList \u4e2d\u7684\u524d 100 \u500b\u5143\u7d20\u5c07\u88ab\u4fdd\u7559\uff0c\u5176\u9918\u7684\u5c07\u88ab\u522a\u9664\u3002<\/p>\n
2. \u4f7f\u7528 LREM \u547d\u4ee4<\/h3>\n
LREM \u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u522a\u9664 List \u4e2d\u7684\u7279\u5b9a\u5143\u7d20\u3002\u9019\u5c0d\u65bc\u6e05\u7406\u7279\u5b9a\u689d\u4ef6\u4e0b\u7684\u6578\u64da\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u5e0c\u671b\u522a\u9664\u6240\u6709\u503c\u70ba “delete_me” \u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
LREM mylist 0 \"delete_me\"<\/code><\/pre>\n
\u9019\u88e1\u7684 0 \u8868\u793a\u522a\u9664\u6240\u6709\u5339\u914d\u7684\u5143\u7d20\u3002<\/p>\n
3. \u4f7f\u7528\u904e\u671f\u6642\u9593<\/h3>\n
\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u81ea\u52d5\u6e05\u7406 List \u4e2d\u7684\u6578\u64da\u3002Redis \u652f\u6301\u70ba\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u96d6\u7136\u9019\u4e0d\u76f4\u63a5\u91dd\u5c0d List\uff0c\u4f46\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e List \u7684\u904e\u671f\u6642\u9593\u4f86\u9593\u63a5\u5be6\u73fe\u3002\u4f8b\u5982\uff1a<\/p>\n
EXPIRE mylist 3600<\/code><\/pre>\n
\u9019\u6a23\uff0cmylist \u5c07\u5728\u4e00\u5c0f\u6642\u5f8c\u81ea\u52d5\u522a\u9664\u3002<\/p>\n
\u6e05\u7406\u7b56\u7565\u7684\u9078\u64c7<\/h2>\n
\u9078\u64c7\u5408\u9069\u7684\u6e05\u7406\u7b56\u7565\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\u548c\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u5be6\u6642\u8655\u7406\u7684\u6578\u64da\uff0c\u4f7f\u7528 LTRIM \u548c LREM \u547d\u4ee4\u53ef\u80fd\u66f4\u70ba\u5408\u9069\u3002\u800c\u5c0d\u65bc\u4e0d\u9700\u8981\u5373\u6642\u6e05\u7406\u7684\u6578\u64da\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u5247\u662f\u4e00\u500b\u7c21\u55ae\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5728 Redis \u4e2d\u5be6\u73fe List \u6578\u64da\u7684\u6e05\u7406\u662f\u7ba1\u7406\u6578\u64da\u7684\u91cd\u8981\u4e00\u74b0\u3002\u901a\u904e\u4f7f\u7528 LTRIM\u3001LREM \u547d\u4ee4\u4ee5\u53ca\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406 List \u4e2d\u7684\u6578\u64da\uff0c\u4fdd\u6301\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5b9a\u671f\u6e05\u7406\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc \u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u5728 Redis \u4e2d\u5be6\u73fe List \u6578\u64da\u6e05\u7406\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u7a69\u5b9a\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-128247","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128247","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=128247"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128247\/revisions"}],"predecessor-version":[{"id":128248,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128247\/revisions\/128248"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128247"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}