{"id":3608,"date":"2019-07-04T14:57:41","date_gmt":"2019-07-04T06:57:41","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=3608"},"modified":"2019-07-04T14:57:41","modified_gmt":"2019-07-04T06:57:41","slug":"%e5%9f%ba%e4%ba%8eredis%e6%8e%92%e8%a1%8c%e6%a6%9c%e7%9a%84%e5%ae%9e%e6%88%98%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/3608","title":{"rendered":"\u57fa\u4e8eredis\u6392\u884c\u699c\u7684\u5b9e\u6218\u603b\u7ed3"},"content":{"rendered":"

\u539f\u6587\u5730\u5740<\/a><\/p>\n

 <\/p>\n

\n
\n

\u524d\u8a00:<\/strong><\/em>
\n\u4e4b\u524d\u5199\u8fc7\u6392\u884c\u699c\u7684\u8bbe\u8ba1\u548c\u5b9e\u73b0, \u4e0d\u540c\u9700\u6c42\u5176\u80cc\u540e\u7684\u67b6\u6784\u548c\u8bbe\u8ba1\u6a21\u578b\u4e5f\u4e0d\u4e00\u6837.
\n\u5e73\u53f0\u5dee\u5f02, \u6709\u7684\u7acb\u8db3\u4e8e\u6e38\u620f\u5e73\u53f0, \u4e3a\u591a\u4e2a\u5e94\u7528\u63d0\u4f9b\u670d\u52a1, \u6709\u7684\u4ec5\u9650\u4e8e\u5355\u4e2a\u6e38\u620f.\u6392\u540d\u8303\u56f4\u5dee\u5f02, \u6709\u7684\u9762\u5411\u5168\u5c40\u6392\u540d, \u6709\u7684\u53ea\u505a\u670b\u53cb\u5708\u6392\u540d. \u5b9e\u65f6\u6027\u5dee\u5f02, \u79bb\u7ebf\u7edf\u8ba1\u6709\u4e4b, \u5b9e\u65f6\u6392\u540d\u66f4\u5e38\u89c1.
\n\u4e0d\u7ba1\u5982\u4f55, \u672c\u6587\u5c06\u7ed3\u5408\u4e4b\u524d\u5199\u7684\u7f51\u9875\u95ef\u5173\u6e38\u620f<\/a>, \u6765\u5177\u4f53\u9610\u8ff0\u57fa\u4e8eredis\u6392\u884c\u699c\u7684\u5b9e\u6218\u8fc7\u7a0b.<\/p>\n

\u76f8\u5173\u6587\u7ae0\u7cfb\u5217:<\/strong><\/em><\/p>\n

\r\n\u3000\u3000\u4e4b\u524d\u5199\u8fc7\u4e24\u7bc7\u5173\u4e8e\u6392\u884c\u699c\u7684\u6587\u7ae0, \u4e0d\u8fc7\u90a3\u662f\u9488\u5bf9\u6e38\u620f\u5e73\u53f0(\u7c7b\u4f3c\u5fae\u4fe1, \u624bQ\u7b49)\u800c\u8a00\u7684. \u6bcf\u4e2a\u7528\u6237\u90fd\u6709\u81ea\u5df1\u7684\u6392\u884c\u699c, \u4e0d\u662f\u5168\u5c40\u6027\u7684.\r\n\u3000\u3000\u2022<\/pre>\n
\u793e\u4ea4\u6e38\u620f\u7684\u6392\u884c\u699c\u8bbe\u8ba1\u548c\u5b9e\u73b0(1)<\/a><\/p>\n
\r\n\u3000\u3000\u2022<\/pre>\n
\u793e\u4ea4\u6e38\u620f\u7684\u6392\u884c\u699c\u8bbe\u8ba1\u548c\u5b9e\u73b0(2)<\/a><\/p>\n
 \r\n   \u9488\u5bf9\u6e38\u620f\u5168\u5c40\u6392\u884c\u7248\u7684\u6587\u7ae0\r\n   \u2022<\/pre>\n
\u57fa\u4e8eredis\u7684\u6392\u884c\u699c\u8bbe\u8ba1\u548c\u5b9e\u73b0<\/a><\/p>\n
 \r\n\r\n<\/pre>\n
\u9700\u6c42\u8bf4\u660e:<\/strong><\/em><\/p>\n
\r\n    \u4ee5\u95ef\u5173\u6e38\u620f\u4e3a\u4f8b, \u5176\u6392\u884c\u699c\u662f\u57fa\u4e8e\u73a9\u5bb6\u7684\u95ef\u5173\u4e2a\u6570\u6765\u8fdb\u884c\u6392\u540d\u7684, \u8fd9\u662f\u5408\u4e4e\u5408\u7406. \u4f46\u662f\u82e5\u4e24\u4e2a\u73a9\u5bb6\u5f97\u5206\u76f8\u540c, \u8fd9\u79cd\u573a\u666f\u53c8\u8be5\u5982\u4f55\u8bc4\u5b9a\u5462?\r\n    \u6709\u4e00\u79cd\u601d\u8def\u662f, \u5f53\u5f97\u5206\u76f8\u540c\u65f6, \u4ee5\u73a9\u5bb6\u6700\u8fd1\u4e00\u5173\u7684\u7834\u89e3\u65f6\u95f4\u6765\u6392\u5b9a, \u65e2\u9f13\u52b1\u51c6\u786e\u7387, \u53c8\u9f13\u52b1\u901f\u5ea6.<\/pre>\n
\u6362\u53e5\u8bdd\u8bf4, score(\u5f97\u5206)\u4e3a\u7b2c\u4e00\u6392\u5e8f\u56e0\u7d20, time(\u7834\u89e3\u65f6\u95f4)\u4e3a\u7b2c\u4e8c\u6392\u5e8f\u56e0\u7d20<\/strong><\/p>\n
.\r\n    \u7136\u800c, \u5982\u679c\u91c7\u7528redis\u7684sorted set\u53bb\u5b9e\u73b0, \u53ea\u80fd\u8bbe\u5b9a\u5355\u4e00\u7684\u6392\u5e8f\u5206\u503cscore. \u8fd9\u6837\u7684\u8bdd, \u4e8c\u7ea7\u6392\u5e8f\u60f3\u501f\u52a9redis, \u4f3c\u4e4e\u8fd9\u6761\u8def\u884c\u4e0d\u901a.\r\n    \u4e0d\u8981\u7070\u5fc3, \u68a6\u60f3\u662f\u6709\u7684, \u4e07\u4e00\u5b9e\u73b0\u4e86\u5462? ^_^.\r\n    \u662f\u7684, \u89e3\u51b3\u65b9\u6848\u662f\u6709\u7684, \u5148\u5356\u4e2a\u5173\u5b50, \u4e14\u770b\u4e0b\u9762\u5206\u89e3. \u540c\u65f6\u4e5f\u6765\u5206\u6790\u4e0b, \u4f7f\u7528redis\u8f83\u4e4bmysql\u7684\u4f18\u52bf\u5728\u54ea?\r\n\r\n<\/pre>\n
mysql\u65b9\u6848:<\/strong><\/em><\/p>\n
\r\n    \u73a9\u5bb6\u6bcf\u95ef\u8fc7\u4e00\u5173, \u9700\u8981\u8bb0\u5f55\u5176\u5728\u8be5\u5173\u7684\u5f97\u5206\u8bb0\u5f55. \u53e6\u4e00\u65b9\u9762\u73a9\u5bb6\u662f\u5b58\u5728\u91cd\u590d\u95ef\u5173\u7684\u884c\u4e3a, \u56e0\u6b64\u5728\u8bbe\u8ba1\u5f97\u5206\u6a21\u578b\u4e2d, \u8be5\u5f97\u5206\u8bb0\u5f55\u4e5f\u5e2e\u52a9\u53bb\u91cd.\r\n    \u2022<\/pre>\n
\u95ef\u5173\u8bb0\u5f55\u6570\u636e\u6a21\u578b<\/strong><\/p>\n
\n
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\n\n\n\n
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1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n<\/td>\n
\n
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CREATE TABLE IF NOT EXISTS `tb_game_record` (<\/code><\/div>\n
\u00a0\u00a0<\/code>`id`\u00a0<\/code>int<\/code>(11) NOT NULL AUTO_INCREMENT,<\/code><\/div>\n
\u00a0\u00a0<\/code>`userid` varchar(32) NOT NULL COMMENT\u00a0<\/code>'\u7528\u6237\u6807\u8bc6'<\/code>,<\/code><\/div>\n
\u00a0\u00a0<\/code>`gateid`\u00a0<\/code>int<\/code>(11) NOT NULL COMMENT\u00a0<\/code>'\u5173\u5361\u7f16\u53f7'<\/code>,<\/code><\/div>\n
\u00a0\u00a0<\/code>`slove_time` bigint(20) NOT NULL COMMENT\u00a0<\/code>'\u89e3\u51b3\u65f6\u95f4\u70b9'<\/code>,<\/code><\/div>\n
\u00a0\u00a0<\/code>PRIMARY KEY (`id`),<\/code><\/div>\n
\u00a0\u00a0<\/code>UNIQUE KEY `userid` (`userid`,`gateid`)<\/code><\/div>\n
) ENGINE=InnoDB\u00a0 DEFAULT CHARSET=utf8;\u3000<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u6ce8: userid\u8868\u793a\u7528\u6237, gateid\u4e3a\u5173\u5361\u7f16\u53f7, slove_time\u4e3a\u89e3\u51b3\u7684\u65f6\u95f4\u70b9. userid+gateid\u662f\u8054\u5408\u552f\u4e00\u7d22\u5f15, \u7528\u4e8e\u53bb\u91cd.\r\n    \u6839\u636e\u5355\u7eaf\u7684\u4f9d\u8d56\u8fd9\u4e2a\u6570\u636e\u8868\u7684\u8bbe\u8ba1, top-n\u67e5\u8be2\u4f1a\u5982\u4f55\u6f14\u5316.\r\n    \u6392\u884c\u699c\u67e5\u8be2\u7c7b\u4f3c\u4e8eTop-N, \u5176SQL\u8868\u8fbe\u6709\u4e9b\u590d\u6742, \u4e3a\u4e00\u4e2a\u5d4c\u5957\u7684\u5b50\u67e5\u8be2.\r\n<\/pre>\n
1). \u7edf\u8ba1\u95ef\u5173\u6570\u548c\u6700\u665a\u7834\u5173\u65f6\u95f4\u70b9<\/strong><\/p>\n
\n
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\n\n\n\n
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1<\/div>\n
2<\/div>\n
3<\/div>\n<\/td>\n
\n
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SELECT userid, COUNT(gateid) AS score, MAX(slove_time) AS last_slove_time<\/code><\/div>\n
FROM tb_game_record<\/code><\/div>\n
GROUP BY userid<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
<\/pre>\n
2). \u8fdb\u884c\u6392\u5e8f(\u6309\u5f97\u5206\u964d\u5e8f, \u65f6\u95f4\u5347\u5e8f)<\/strong><\/p>\n
\n
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\n\n\n\n
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1<\/div>\n
2<\/div>\n
3<\/div>\n<\/td>\n
\n
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SELECT useid, score, last_slove_time<\/code><\/div>\n
FROM (...)<\/code><\/div>\n
ORDER BY score DESC, last_slove_time ASC<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
 3). \u6574\u5408\u7684SQL+\u533a\u95f4\u6bb5<\/strong><\/p>\n
\n
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\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n<\/td>\n
\n
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SELECT userid, score, last_slove_time<\/code><\/div>\n
\u00a0\u00a0<\/code>FROM (<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>SELECT userid, COUNT(gateid) AS score, MAX(slove_time) AS last_slove_time<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>FROM tb_game_record<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code>GROUP BY userid<\/code><\/div>\n
\u00a0\u00a0<\/code>) t<\/code><\/div>\n
\u00a0\u00a0<\/code>ORDER BY score DESC, last_slove_time ASC<\/code><\/div>\n
\u00a0\u00a0<\/code>LIMIT ?, ?<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u603b\u7684\u6765\u8bf4, \u8fd8\u662f\u6bd4\u8f83\u987a\u5229\u7684, \u4f46\u662f\u6027\u80fd\u5982\u4f55\u5462? \u6211\u4eec\u6765\u505a\u4e00\u4e0bexplain\u8bc4\u4f30.<\/pre>\n
\"\"<\/p>\n
    \u5b50SQL\u4f7f\u7528\u5230filesort, \u8fd9\u4e2a\u662f\u5f88\u8017\u6027\u80fd, \u4f46\u786e\u5b9e\u4e5f\u65e0\u53ef\u5948\u4f55.\r\n    \u90a3\u6709\u6ca1\u6709\u6539\u8fdb\u7684\u65b9\u6848\u5462? \u5f53\u7136\u6709, \u4e3a\u4f55\u4e0d\u5355\u72ec\u5f15\u5165\u4e00\u4e2a\u5f97\u5206\u8868\u5462?\r\n    \u2022<\/pre>\n
\u603b\u5f97\u5206\u8bb0\u5f55\u6570\u636e\u6a21\u578b<\/strong><\/p>\n
\n
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\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n
7<\/div>\n
8<\/div>\n<\/td>\n
\n
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CREATE TABLE IF NOT EXISTS `tb_game_score` (<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>`id`\u00a0<\/code>int<\/code>(11) NOT NULL AUTO_INCREMENT,<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>`userid` varchar(32) NOT NULL,<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>`score`\u00a0<\/code>int<\/code>(11) NOT NULL,<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>`last_slove_time` bigint(20) NOT NULL,<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>UNIQUE KEY `id` (`id`),<\/code><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/code>UNIQUE KEY `userid` (`userid`)<\/code><\/div>\n
\u00a0\u00a0<\/code>) ENGINE=InnoDB DEFAULT CHARSET=utf8;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u6ce8: score\u4e3a\u8bb0\u5f55\u7684userid\u603b\u5f97\u5206.\r\n    \u6bcf\u5f53\u73a9\u5bb6\u7834\u89e3\u4e00\u5173\u7684\u65f6\u5019, \u5c31\u81ea\u52a8\u6dfb\u52a0\u4e00, \u867d\u7136\u6709\u6240\u5199\u6d88\u8017, \u4f46\u5bf9\u4e8e\u67e5\u8be2top-n, \u5219\u5e2e\u4e86\u5f88\u5927\u7684\u5fd9.\r\n    TOP-N\u7684\u67e5\u8be2SQL\u6f14\u53d8\u4e3a:<\/pre>\n
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\n\n\n\n
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1<\/div>\n
2<\/div>\n
3<\/div>\n<\/td>\n
\n
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SELECT userid, score, last_slove_time<\/code><\/div>\n
FROM tb_game_score<\/code><\/div>\n
ORDER BY score DESC, last_slove_time ASC<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u5982\u679c\u4f7f\u7528explain\u8fdb\u884csql\u5206\u6790:<\/pre>\n
\"\"<\/p>\n
    \u867d\u7136\u4e5f\u4f7f\u7528\u5230\u4e86filesort, \u4f46\u5176\u6570\u636e\u89c4\u6a21\u5374\u6bd4tb_game_record\u5c11\u4e86\u4e00\u4e2a\u6570\u91cf\u7ea7.\r\n    \u5f53\u7136\u5b83\u4e5f\u5f15\u5165\u4e86\u6570\u636e\u4e00\u81f4\u6027\u7684\u98ce\u9669, \u56e0\u6b64\u66f4\u65b0\u7684\u65f6\u5019\u9700\u8981\u505a\u4e8b\u52a1\u4e0a\u7684\u4fdd\u62a4.\r\n\r\n<\/pre>\n
redis+mysql\u65b9\u6848:<\/strong><\/em><\/p>\n
\r\n    \u5f15\u5165\u603b\u5f97\u5206\u8bb0\u5f55\u8868, \u5728\u67e5\u8be2\u4e0a\u8fd8\u662f\u6709\u4e00\u5b9a\u6027\u80fd\u635f\u5931\u7684. redis\u88ab\u8a89\u4e3a\u5185\u5b58\u6570\u636e\u7ed3\u6784\u670d\u52a1\u5668, \u80fd\u5426\u4ee3\u66ffmysql+cache\u7684\u529f\u80fd\u5462?\r\n    \u81f3\u5c11\u5728\u6392\u884c\u699c\u7684\u529f\u80fd\u4e0a, \u5176\u6570\u636e\u7ed3\u6784sorted set\u662f\u5b8c\u5168\u53ef\u4ee5\u6ee1\u8db3\u8981\u6c42\u7684. \u5176\u53ef\u4ee5\u4ee3\u66ff\u5f97\u5206\u8bb0\u5f55\u8868, ^_^.\r\n    \u5f53\u7136\u5176\u96be\u70b9\u5728\u4e8e\u4e8c\u7ea7\u6392\u5e8f\u7684\u6a21\u578b\u62bd\u8c61, sorted set\u53ea\u652f\u6301\u4e00\u7ea7\u6392\u5e8f(sorted set\u7684score\u57df\u4e3adouble\u7c7b\u578b), \u6240\u4ee5\u95ee\u9898\u5c31\u6f14\u53d8\u4e3a<\/pre>\n
\u80fd\u5426\u6784\u5efa\u4e00\u4e2a\u6620\u5c04\u51fd\u6570, \u628a\u4e8c\u7ea7\u6392\u5e8f\u6620\u5c04\u4e3a\u4e00\u7ea7\u6392\u5e8f(double\u57df)<\/strong><\/p>\n
.\r\n    \u5e78\u597d\u5728\u6392\u884c\u699c\u7684\u9700\u6c42\u4e0a, \u4e8c\u7ea7\u6392\u5e8f(score, time)\u662f\u53ef\u4ee5\u6620\u5c04\u4e3a\u4e00\u7ea7\u6392\u5e8f\u7684(sorted set\u7684score)\u57df.\r\n    \u53ef\u4ee5\u7b80\u5355\u8bbe\u5b9a:<\/pre>\n
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1<\/div>\n<\/td>\n
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score(\u5f97\u5206)+time(9999999999-unix\u7684\u7eaa\u5143\u79d2, \u4e14\u56fa\u5b9a\u957f\u5ea6)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u6ce8:<\/pre>\n
unix\u7684\u7eaa\u5143\u79d2, \u5728\u53ef\u9884\u89c1\u7684\u5c06\u6765, \u65f6\u95f4\u957f\u5ea6\u90fd\u662f\u56fa\u5b9a\u957f\u5ea6\u7684, \u4e14\u53d6\u8d1f. score\u5728\u524d, time\u5728\u540e.<\/strong><\/p>\n
\r\n    \u6bd4\u5982\u73a9\u5bb6A\u7684\u5f97\u5206\u4e3a10, \u6700\u540e\u95ef\u5173\u7684\u5173\u5361\u65f6\u95f4\u4e3a2016\/3\/30 17:35:47, \u5219\u65f6\u95f4\u6233\u4e3a:1459330547. \u6700\u7ec8\u4e3a:8540669452=9999999999 - 1459330547.\r\n    \u6700\u540e\u7684sorted set\u7684score\u5f97\u5206\u503c\u4e3a: 108540669452.<\/pre>\n
    \u8fd9\u6837\u5c31\u80fd\u5b8c\u7f8e\u7684\u5230\u8fbe\u521d\u671f\u8bbe\u5b9a\u7684\u4e8c\u7ea7\u6392\u5e8f\u7684\u6392\u884c\u699c\u9700\u6c42\u4e86.\r\n    \u2022<\/pre>\n
\u6620\u5c04\u51fd\u6570\u8bbe\u8ba1\u6ce8\u610f\u70b9<\/strong><\/p>\n
\r\n    \u8fd9\u4e2a\u5176\u5b9e\u5f88\u91cd\u8981, \u56e0\u4e3asorted set\u7684score\u662fdouble\u57df, \u5176\u8868\u8fbe\u7684\u7cbe\u5ea6\u5176\u5b9e\u662f\u6709\u6240\u9650\u5236\u7684. \u5982\u679c\u8d85\u8fc7\u8fd9\u4e2a\u7cbe\u5ea6\u9650\u5ea6, \u90a3\u4e48\u65e0\u8bba\u51e0\u7ea7\u6392\u5e8f\u90fd\u662f\u6ca1\u6709\u610f\u4e49\u7684.\r\n    Double \u57df\u7684\u8868\u793a<\/pre>\n
\n
\n
\n\n\n\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n
6<\/div>\n<\/td>\n
\n
\n
1bit\uff08\u7b26\u53f7\u4f4d\uff09<\/code><\/div>\n
11bits\uff08\u6307\u6570\u4f4d\uff09<\/code><\/div>\n
52bits\uff08\u5c3e\u6570\u4f4d\uff09<\/code><\/div>\n
<\/div>\n
value of floating-point = significand x\u00a0<\/code>base<\/code>\u00a0^ exponent , with sign<\/code><\/div>\n
(\u6d6e\u70b9) \u6570\u503c =\u00a0\u00a0\u00a0\u00a0\u00a0 \u5c3e\u6570\u00a0\u00a0\u00a0 \u00d7\u00a0\u00a0\u00a0 \u5e95\u6570 ^ \u6307\u6570\uff0c(\u9644\u52a0\u6b63\u8d1f\u53f7)<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
    \u800c2^52, 2^52 = 4503599627370496\uff0c\u4e00\u517116\u4f4d\uff0c\u7406\u8bba\u4e0a,<\/pre>\n
double\u7684\u7edd\u5bf9\u7cbe\u5ea6\u4e3a15\u4f4d<\/strong><\/p>\n
.\r\n<\/pre>\n
\u5728\u6620\u5c04\u51fd\u6570\u4e2d, \u5207\u8bb015\u4f4d\u7684\u4e0a\u9650\u9650\u5b9a<\/strong><\/p>\n
. \u4e4b\u524d\u7684\u8bbe\u5b9a\u6392\u884c\u699c\u7684\u6392\u5e8f\u6620\u5c04, \u603b\u5171\u4e3a12\u4f4d(2\u4f4d\u6e38\u620f\u5f97\u5206\u503c, 10\u4f4dunix\u7eaa\u5143\u79d2\u6570), \u8fd9\u662f\u6ee1\u8db3\u8981\u6c42\u7684.\r\n\r\n<\/pre>\n
\u603b\u7ed3:<\/strong><\/em><\/p>\n
\r\n    \u7f51\u4e0a\u5bf9redis sorted set\u7528\u4e8e\u6392\u884c\u699c\u7684\u6587\u7ae0\u5f88\u591a, \u4f46\u771f\u6b63\u7684\u6848\u5217\u89e3\u8bf4\u5e76\u4e0d\u591a. \u53ef\u80fd\u8fd9\u79cd\u591a\u7ea7\u6392\u5e8f\u5728\u5e94\u7528\u4e2d, \u66f4\u5e38\u89c1.<\/pre>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u539f\u6587\u5730\u5740   \u524d\u8a00: \u4e4b\u524d\u5199\u8fc7<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[119],"class_list":["post-3608","post","type-post","status-publish","format-standard","hentry","tag-03-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3608","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=3608"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3608\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=3608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=3608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=3608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}