{"id":167571,"date":"2024-11-06T01:46:26","date_gmt":"2024-11-05T17:46:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167571\/"},"modified":"2024-11-06T01:46:26","modified_gmt":"2024-11-05T17:46:26","slug":"%e5%88%a9%e7%94%a8redis%e9%80%b2%e8%a1%8c%e9%81%a0%e7%a8%8b%e6%89%b9%e9%87%8f%e6%95%b8%e6%93%9a%e5%88%aa%e9%99%a4%ef%bc%88redis%e9%81%a0%e7%a8%8b%e6%89%b9%e9%87%8f%e5%88%aa%e9%99%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167571\/","title":{"rendered":"\u5229\u7528Redis\u9032\u884c\u9060\u7a0b\u6279\u91cf\u6578\u64da\u522a\u9664\uff08redis\u9060\u7a0b\u6279\u91cf\u522a\u9664\uff09"},"content":{"rendered":"

\u5229\u7528Redis\u9032\u884c\u9060\u7a0b\u6279\u91cf\u6578\u64da\u522a\u9664\uff08redis\u9060\u7a0b\u6279\u91cf\u522a\u9664\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u9032\u884c\u9060\u7a0b\u6279\u91cf\u6578\u64da\u522a\u9664\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n

Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\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\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u5834\u666f\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u6279\u91cf\u522a\u9664\u6578\u64da\uff1f<\/h2>\n

\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u9700\u8981\u522a\u9664\u5927\u91cf\u6578\u64da\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u522a\u9664\u5e33\u6236\u6642\uff0c\u53ef\u80fd\u9700\u8981\u522a\u9664\u8207\u8a72\u5e33\u6236\u76f8\u95dc\u7684\u6240\u6709\u6578\u64da\u3002\u6279\u91cf\u522a\u9664\u4e0d\u50c5\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\uff0c\u9084\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u7cfb\u7d71\u8cc7\u6e90\u7684\u6d88\u8017\u3002<\/p>\n

Redis\u4e2d\u7684\u6578\u64da\u522a\u9664\u64cd\u4f5c<\/h2>\n

\u5728Redis\u4e2d\uff0c\u522a\u9664\u6578\u64da\u7684\u4e3b\u8981\u547d\u4ee4\u662fDEL<\/code>\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u522a\u9664\u4e00\u500b\u6216\u591a\u500b\u9375\u3002\u5c0d\u65bc\u6279\u91cf\u522a\u9664\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n

\u4f7f\u7528DEL\u547d\u4ee4<\/h3>\n
DEL key1 key2 key3<\/code><\/pre>\n
\u9019\u500b\u547d\u4ee4\u5c07\u522a\u9664\u6307\u5b9a\u7684\u591a\u500b\u9375\u3002\u5982\u679c\u9700\u8981\u522a\u9664\u7684\u9375\u6578\u91cf\u975e\u5e38\u591a\uff0c\u9019\u7a2e\u65b9\u6cd5\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002<\/p>\n
\u4f7f\u7528UNLINK\u547d\u4ee4<\/h3>\n
Redis 4.0\u5f15\u5165\u4e86UNLINK<\/code>\u547d\u4ee4\uff0c\u9019\u662f\u4e00\u500b\u975e\u963b\u585e\u7684\u522a\u9664\u64cd\u4f5c\uff0c\u9069\u5408\u7528\u65bc\u6279\u91cf\u522a\u9664\u3002\u8207DEL<\/code>\u4e0d\u540c\uff0cUNLINK<\/code>\u6703\u5c07\u522a\u9664\u64cd\u4f5c\u653e\u5165\u80cc\u666f\u9032\u884c\uff0c\u5f9e\u800c\u4e0d\u6703\u963b\u585e\u4e3b\u7dda\u7a0b\u3002<\/p>\n
UNLINK key1 key2 key3<\/code><\/pre>\n
\u9060\u7a0b\u6279\u91cf\u522a\u9664\u7684\u5be6\u73fe<\/h2>\n
\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u901a\u904e\u9060\u7a0b\u9023\u63a5\u4f86\u57f7\u884c\u6279\u91cf\u522a\u9664\u64cd\u4f5c\u3002\u9019\u53ef\u4ee5\u901a\u904eRedis\u7684\u5ba2\u6236\u7aef\u5eab\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u7684\u793a\u4f8b\uff1a<\/p>\n
import redis\n\n# \u9023\u63a5\u5230Redis\u670d\u52d9\u5668\nr = redis.StrictRedis(host='your_redis_host', port=6379, db=0)\n\n# \u8981\u522a\u9664\u7684\u9375\u5217\u8868\nkeys_to_delete = ['key1', 'key2', 'key3']\n\n# \u6279\u91cf\u522a\u9664\nr.delete(*keys_to_delete)\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230Redis\u670d\u52d9\u5668\uff0c\u7136\u5f8c\u4f7f\u7528delete<\/code>\u65b9\u6cd5\u6279\u91cf\u522a\u9664\u6307\u5b9a\u7684\u9375\u3002<\/p>\n
\u4f7f\u7528\u6a21\u5f0f\u5339\u914d\u9032\u884c\u6279\u91cf\u522a\u9664<\/h2>\n
\u6709\u6642\u5019\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u6839\u64da\u6a21\u5f0f\u4f86\u522a\u9664\u9375\u3002\u53ef\u4ee5\u4f7f\u7528SCAN<\/code>\u547d\u4ee4\u4f86\u67e5\u627e\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u9375\uff0c\u7136\u5f8c\u9032\u884c\u522a\u9664\uff1a<\/p>\n
cursor = 0\npattern = 'prefix:*'\nwhile True:\n    cursor, keys = r.scan(cursor, match=pattern)\n    if keys:\n        r.delete(*keys)\n    if cursor == 0:\n        break\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u67e5\u627e\u6240\u6709\u4ee5\u201cprefix:\u201d\u958b\u982d\u7684\u9375\u4e26\u5c07\u5176\u522a\u9664\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5229\u7528Redis\u9032\u884c\u9060\u7a0b\u6279\u91cf\u6578\u64da\u522a\u9664\u662f\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u7b56\u7565\u3002\u901a\u904e\u4f7f\u7528DEL<\/code>\u548cUNLINK<\/code>\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u5730\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u522a\u9664\u9700\u6c42\u3002\u6b64\u5916\uff0c\u7d50\u5408\u6a21\u5f0f\u5339\u914d\u7684\u67e5\u627e\u529f\u80fd\uff0c\u53ef\u4ee5\u66f4\u7cbe\u78ba\u5730\u63a7\u5236\u8981\u522a\u9664\u7684\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bcVPS<\/code>\u3001\u9999\u6e2fVPS<\/a>\u3001\u670d\u52a1\u5668<\/code>\u6216\u4e91\u670d\u52a1\u5668<\/code>\u6709\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u9060\u7a0b\u6279\u91cf\u6578\u64da\u522a\u9664\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u64cd\u4f5c\u6d41\u7a0b\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-167571","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167571","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=167571"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167571\/revisions"}],"predecessor-version":[{"id":167572,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167571\/revisions\/167572"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167571"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167571"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167571"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}