{"id":202244,"date":"2025-05-10T13:30:16","date_gmt":"2025-05-10T05:30:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202244\/"},"modified":"2025-05-10T13:30:16","modified_gmt":"2025-05-10T05:30:16","slug":"redis%e5%9c%a8%e7%a4%be%e4%ba%a4%e7%bd%91%e7%bb%9c%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8%e6%8e%a2%e7%b4%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202244\/","title":{"rendered":"Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u63a2\u7d22"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u63a2\u7d22<\/h1>\n<p>\u5728\u6570\u636e\u5e93\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u5c31\u6574\u7406\u5206\u4eab\u300aRedis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u63a2\u7d22\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p>Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u63a2\u7d22<\/p>\n<p>Redis\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u952e\u503c\u5b58\u50a8\u6570\u636e\u5e93\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8eWeb\u5e94\u7528\u3001\u7f13\u5b58\u3001\u961f\u5217\u7b49\u573a\u666f\u3002\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\uff0cRedis\u7684\u5e94\u7528\u573a\u666f\u4e5f\u975e\u5e38\u4e30\u5bcc\uff0c\u672c\u6587\u5c06\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u63a2\u7d22Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n<p>\u4e00\u3001\u7528\u6237\u4fe1\u606f\u7684\u5b58\u50a8<\/p>\n<p>\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\uff0c\u7528\u6237\u4fe1\u606f\u7684\u5b58\u50a8\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u7528\u6237\u7684\u4e2a\u4eba\u4fe1\u606f\u3001\u597d\u53cb\u5217\u8868\u3001\u5173\u6ce8\u5217\u8868\u3001\u7c89\u4e1d\u5217\u8868\u7b49\u7b49\uff0c\u90fd\u9700\u8981\u88ab\u5b58\u50a8\u8d77\u6765\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7528\u6237\u4fe1\u606f\u5b58\u50a8\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u7528\u6237\u4fe1\u606f\u5b58\u50a8\nhash_set(\"user:1\", \"name\", \"Alice\")\nhash_set(\"user:1\", \"age\", \"20\")\nhash_set(\"user:1\", \"city\", \"Beijing\")\nhash_set(\"user:1\", \"gender\", \"female\")\n\n# \u597d\u53cb\u5217\u8868\u5b58\u50a8\nsadd(\"friend:1\", 2)\nsadd(\"friend:1\", 3)\n\n# \u5173\u6ce8\u5217\u8868\u5b58\u50a8\nsadd(\"following:1\", 4)\nsadd(\"following:1\", 5)\n\n# \u7c89\u4e1d\u5217\u8868\u5b58\u50a8\nsadd(\"follower:1\", 6)\nsadd(\"follower:1\", 7)<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528hash_set\u51fd\u6570\u5b58\u50a8\u4e86\u7528\u62371\u7684\u4e2a\u4eba\u4fe1\u606f\uff0c\u4f7f\u7528sadd\u51fd\u6570\u5b58\u50a8\u4e86\u7528\u62371\u7684\u597d\u53cb\u5217\u8868\u3001\u5173\u6ce8\u5217\u8868\u3001\u7c89\u4e1d\u5217\u8868\u3002<\/p>\n<p>\u4e8c\u3001\u6d88\u606f\u961f\u5217\u7684\u5e94\u7528<\/p>\n<p>\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\uff0c\u6d88\u606f\u961f\u5217\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5b9e\u65f6\u901a\u77e5\u3001\u79c1\u4fe1\u7b49\u573a\u666f\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u5b9e\u65f6\u901a\u77e5\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u7b80\u5316\u7248\u7684\u5b9e\u65f6\u901a\u77e5\ndef notify(user_id, message):\n    # \u5c06\u6d88\u606f\u5b58\u50a8\u5230\u6d88\u606f\u961f\u5217\u4e2d\n    lpush(\"notification:%d\" % user_id, message)\n    # \u4f7f\u7528Redis\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u901a\u77e5\u7528\u6237\n    publish(\"notification:%d\" % user_id, \"\")\n\n# \u53d1\u9001\u5b9e\u65f6\u901a\u77e5\nnotify(1, \"\u60a8\u6709\u65b0\u7684\u79c1\u4fe1\")<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528lpush\u51fd\u6570\u5c06\u6d88\u606f\u5b58\u50a8\u5230\u6d88\u606f\u961f\u5217\u4e2d\uff0c\u7136\u540e\u4f7f\u7528Redis\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u901a\u77e5\u7528\u6237\u3002\u5f53\u7528\u6237\u8bbf\u95ee\u9875\u9762\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u8bfb\u53d6\u6d88\u606f\uff1a<\/p>\n<pre># \u7b80\u5316\u7248\u7684\u83b7\u53d6\u5b9e\u65f6\u901a\u77e5\ndef get_notifications(user_id):\n    # \u4ece\u961f\u5217\u4e2d\u83b7\u53d6\u6d88\u606f\n    notifications = lrange(\"notification:%d\" % user_id, 0, -1)\n    # \u5220\u9664\u5df2\u8bfb\u6d88\u606f\n    delete(\"notification:%d\" % user_id)\n    return notifications\n\n# \u83b7\u53d6\u5b9e\u65f6\u901a\u77e5\nnotifications = get_notifications(1)\nfor notification in notifications:\n    print(notification)<\/pre>\n<p>\u4e09\u3001\u793e\u4ea4\u5173\u7cfb\u7684\u5b58\u50a8\u548c\u67e5\u8be2<\/p>\n<p>\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\uff0c\u793e\u4ea4\u5173\u7cfb\u7684\u5b58\u50a8\u548c\u67e5\u8be2\u662f\u975e\u5e38\u5173\u952e\u7684\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793e\u4ea4\u5173\u7cfb\u5b58\u50a8\u548c\u67e5\u8be2\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre># \u5efa\u7acb\u597d\u53cb\u5173\u7cfb\nsadd(\"friend:1\", 2)\nsadd(\"friend:2\", 1)\n\n# \u5efa\u7acb\u5173\u6ce8\u5173\u7cfb\nsadd(\"following:1\", 2)\nsadd(\"follower:2\", 1)\n\n# \u67e5\u8be2\u597d\u53cb\u5217\u8868\nfriends = smembers(\"friend:1\")\n\n# \u67e5\u8be2\u5171\u540c\u597d\u53cb\ncommon_friends = friends &amp; smembers(\"friend:2\")\n\n# \u67e5\u8be2\u5171\u540c\u5173\u6ce8\nfollowing = smembers(\"following:1\")\ncommon_following = following &amp; smembers(\"following:2\")\n\n# \u67e5\u8be2\u5171\u540c\u7c89\u4e1d\nfollower = smembers(\"follower:1\")\ncommon_follower = follower &amp; smembers(\"follower:2\")<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528sadd\u51fd\u6570\u5efa\u7acb\u597d\u53cb\u5173\u7cfb\u3001\u5173\u6ce8\u5173\u7cfb\uff0c\u4f7f\u7528smembers\u51fd\u6570\u67e5\u8be2\u597d\u53cb\u5217\u8868\u3001\u5171\u540c\u597d\u53cb\u3001\u5171\u540c\u5173\u6ce8\u3001\u5171\u540c\u7c89\u4e1d\u3002\u53e6\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7set\u7684\u4ea4\u96c6\u3001\u5e76\u96c6\u3001\u5dee\u96c6\u7b49\u64cd\u4f5c\uff0c\u5bf9\u793e\u4ea4\u5173\u7cfb\u8fdb\u884c\u66f4\u590d\u6742\u7684\u8ba1\u7b97\u548c\u67e5\u8be2\u3002<\/p>\n<p>\u7ed3\u8bed<\/p>\n<p>\u672c\u6587\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u4e86Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u573a\u666f\u3002\u5f53\u7136\uff0c\u8fd9\u53ea\u662f\u51b0\u5c71\u4e00\u89d2\uff0cRedis\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u5e7f\u6cdb\uff0c\u8bfb\u8005\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\uff0c\u8fdb\u4e00\u6b65\u6df1\u5165\u4e86\u89e3Redis\u7684\u66f4\u591a\u7528\u6cd5\u548c\u6280\u5de7\u3002<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u4f7f\u7528Docker\u8fdb\u884c\u5e94\u7528\u7684\u76d1\u63a7\u548c\u65e5\u5fd7\u7ba1\u7406\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u4f7f\u7528Docker\u8fdb\u884c\u5bb9\u5668\u7684\u6301\u4e45\u5316\u5b58\u50a8\u548c\u6570\u636e\u5907\u4efd\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u5728\u793e\u4ea4\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u63a2\u7d22&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202244","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202244","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202244"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202244\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}