{"id":170511,"date":"2024-11-06T22:34:25","date_gmt":"2024-11-06T14:34:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/170511\/"},"modified":"2024-11-06T22:34:26","modified_gmt":"2024-11-06T14:34:26","slug":"%e6%89%b9%e9%87%8f%e5%88%b7%e6%96%b0redis%e7%b7%a9%e5%ad%98%ef%bc%8c%e6%8f%90%e5%8d%87%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd%ef%bc%88redis%e7%b7%a9%e5%ad%98%e6%89%b9%e9%87%8f%e5%88%b7%e6%96%b0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/170511\/","title":{"rendered":"\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff08redis\u7de9\u5b58\u6279\u91cf\u5237\u65b0\uff09"},"content":{"rendered":"

\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u662f\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u7cfb\u7d71\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u5237\u65b0Redis\u7de9\u5b58\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\u7684\u7b56\u7565\u53ca\u5176\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u63d0\u5347\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\u7de9\u5b58\uff1f<\/h2>\n

Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5e38\u7528\u65bc\u7de9\u5b58\u6578\u64da\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u4e26\u4e14\u5177\u5099\u6301\u4e45\u5316\u529f\u80fd\u3002\u901a\u904e\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0cRedis\u80fd\u5920\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8b80\u53d6\u58d3\u529b\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u6279\u91cf\u5237\u65b0\u7de9\u5b58\uff1f<\/h2>\n

\u96a8\u8457\u61c9\u7528\u7684\u767c\u5c55\uff0c\u6578\u64da\u7684\u66f4\u65b0\u983b\u7387\u548c\u6578\u91cf\u90fd\u5728\u4e0d\u65b7\u589e\u52a0\u3002\u7576\u6578\u64da\u767c\u751f\u8b8a\u5316\u6642\uff0c\u820a\u7684\u7de9\u5b58\u6578\u64da\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u8fd4\u56de\u904e\u6642\u7684\u4fe1\u606f\u3002\u9019\u6642\uff0c\u6279\u91cf\u5237\u65b0\u7de9\u5b58\u5c31\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u6279\u91cf\u5237\u65b0\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u55ae\u500b\u8acb\u6c42\u7684\u5237\u65b0\u6b21\u6578\uff0c\u5f9e\u800c\u964d\u4f4e\u7cfb\u7d71\u7684\u8ca0\u64d4\uff0c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n

\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\u7684\u7b56\u7565<\/h2>\n

1. \u4f7f\u7528Redis\u7684Pipeline\u529f\u80fd<\/h3>\n

Redis\u63d0\u4f9b\u4e86Pipeline\u529f\u80fd\uff0c\u5141\u8a31\u5ba2\u6236\u7aef\u5728\u4e00\u6b21\u7db2\u7d61\u8acb\u6c42\u4e2d\u767c\u9001\u591a\u500b\u547d\u4ee4\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\uff0c\u63d0\u9ad8\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Pipeline\u6279\u91cf\u5237\u65b0\u7de9\u5b58\u7684\u793a\u4f8b\uff1a<\/p>\n

import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u4f7f\u7528Pipeline\npipe = r.pipeline()\nkeys_to_refresh = ['key1', 'key2', 'key3']\n\nfor key in keys_to_refresh:\n    pipe.delete(key)  # \u522a\u9664\u820a\u7684\u7de9\u5b58\n    pipe.set(key, 'new_value')  # \u8a2d\u7f6e\u65b0\u7684\u7de9\u5b58\n\n# \u57f7\u884c\u6240\u6709\u547d\u4ee4\npipe.execute()\n<\/code><\/pre>\n
2. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h3>\n
\u70ba\u4e86\u907f\u514d\u7de9\u5b58\u6578\u64da\u904e\u671f\u5f8c\u4ecd\u7136\u88ab\u4f7f\u7528\uff0c\u61c9\u8a72\u70ba\u7de9\u5b58\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u904e\u671f\u7684\u7de9\u5b58\uff0c\u6e1b\u5c11\u624b\u52d5\u5237\u65b0\u5e36\u4f86\u7684\u8ca0\u64d4\u3002<\/p>\n
r.set('key', 'value', ex=3600)  # \u8a2d\u7f6e\u4e00\u5c0f\u6642\u5f8c\u904e\u671f\n<\/code><\/pre>\n
3. \u6279\u91cf\u66f4\u65b0\u7b56\u7565<\/h3>\n
\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u6279\u91cf\u66f4\u65b0\u7de9\u5b58\u3002\u4f8b\u5982\uff0c\u7576\u6578\u64da\u5eab\u4e2d\u7684\u67d0\u4e00\u985e\u6578\u64da\u767c\u751f\u8b8a\u5316\u6642\uff0c\u53ef\u4ee5\u9078\u64c7\u6027\u5730\u5237\u65b0\u76f8\u95dc\u7684\u7de9\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u7de9\u5b58\u5237\u65b0\uff0c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n
def refresh_related_cache(data_type):\n    keys_to_refresh = get_keys_by_data_type(data_type)\n    pipe = r.pipeline()\n    \n    for key in keys_to_refresh:\n        pipe.delete(key)\n        pipe.set(key, fetch_new_data(key))\n    \n    pipe.execute()\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\u662f\u4e00\u7a2e\u6709\u6548\u7684\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u7684\u7b56\u7565\u3002\u901a\u904e\u5408\u7406\u5229\u7528Redis\u7684\u529f\u80fd\uff0c\u5982Pipeline\u3001\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u548c\u6279\u91cf\u66f4\u65b0\u7b56\u7565\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u7a69\u5b9a\u6027\u3002\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5237\u65b0\u7b56\u7565\uff0c\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u7ba1\u7406\u7de9\u5b58\uff0c\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u65bc\u9999\u6e2fVPS<\/a><\/code>\u548c\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6279\u91cf\u5237\u65b0Redis\u7de9\u5b58\u53ef\u986f\u8457\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u512a\u5316\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u5feb\u901f\u97ff\u61c9\u7528\u6236\u9700\u6c42\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-170511","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170511","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=170511"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170511\/revisions"}],"predecessor-version":[{"id":170512,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170511\/revisions\/170512"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=170511"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=170511"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=170511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}