{"id":1197,"date":"2022-05-06T16:19:00","date_gmt":"2022-05-06T08:19:00","guid":{"rendered":"https:\/\/fireinsect.top\/?p=1197"},"modified":"2022-05-06T16:43:12","modified_gmt":"2022-05-06T08:43:12","slug":"redis-zset","status":"publish","type":"post","link":"https:\/\/fireinsect.top\/index.php\/2022\/05\/06\/redis-zset\/","title":{"rendered":"Redis Zset"},"content":{"rendered":"\n<p>Zset\u662fRedis\u4e94\u5927\u6570\u636e\u7c7b\u578b\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>Zset\u96c6\u5408\u548cSet\u96c6\u5408\u975e\u5e38\u76f8\u4f3c\uff0c\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\uff1aZset\u96c6\u5408\u662f\u6709\u5e8f\u7684\uff0c\u800cSet\u96c6\u5408\u662f\u65e0\u5e8f\u7684\u3002<\/p>\n\n\n\n<p>Zset\u96c6\u5408\u6709\u5e8f\uff0c\u662f\u56e0\u4e3a\u96c6\u5408\u4e2d\u7684\u6bcf\u4e2a\u6210\u5458\u90fd\u6709\u4e00\u4e2a\u8bc4\u5206\uff08score\uff09\uff0c\u8fd9\u4e2a\u8bc4\u5206\uff08\u8bc4\u5206\u53ef\u4ee5\u91cd\u590d\uff09\u7528\u4e8e\u6309\u7167\u4ece\u4f4e\u5230\u9ad8\u7684\u65b9\u5f0f\u6392\u5e8f\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Zset\u7684\u63d2\u5165\u8bed\u6cd5\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"java\" class=\"language-java\">redisTemplate.opsForZSet().add(\"value\",data,score);<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u5b58\u5728\u7b2c\u4e00\u4e2a\u53c2\u6570\u8868\u793a\u6570\u636e\u7684Value,\u7b2c\u4e8c\u4e2a\u8868\u793a\u6570\u636e\u672c\u8eab\uff0c\u7b2c\u4e09\u4e2a\u8868\u793a\u6570\u636e\u7684score\u7528\u4e8eZset\u5bf9\u6570\u636e\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n\n\n\n<p>\u5176\u4e3b\u8981\u63d0\u4f9b\u4e24\u79cd\u67e5\u8be2\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<p>1.\u6839\u636e\u6392\u5e8f\u503c\uff08score\uff09\u5347\u5e8f\u6392\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"java\" class=\"language-java\">\/\/0\u548c-1\u4ee3\u8868\u67e5\u8be2\u8be5\u952e\u7684\u6240\u6709\u503c\u9ed8\u8ba4\u662f\u6309\u5347\u5e8f\u6392\u5e8f \nSet tv = redisTemplate.opsForZSet().rangeWithScores(\"TV\", 0, -1)<\/code><\/pre>\n\n\n\n<p>2.\u6839\u636e\u6392\u5e8f\u503c\uff08score\uff09\u964d\u5e8f\u5e8f\u6392\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">\/\/reverseRangeWithScores\u662f\u6839\u636escore\u964d\u5e8f\u6392\u5e8f\r\nSet tv = redisTemplate.opsForZSet().reverseRangeWithScores(\"TV\", 0, -1);<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\u7b2c\u4e00\u4e2a\u53c2\u6570\u662fKey\u503c<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u4e2a\u8868\u793a\u8d77\u59cb\u7d22\u5f15\uff08\u5305\u542b\uff09\u4ece0\u5f00\u59cb<\/p>\n\n\n\n<p>\u7b2c\u4e09\u4e2a\u8868\u793a\u7ed3\u675f\u7d22\u5f15\uff08\u5305\u542b\uff09<\/p>\n\n\n\n<p>\u7b2c\u4e09\u4e2a\u53c2\u6570\u4e3a-1\u65f6\u8868\u793a\u67e5\u8be2\u4e4b\u540e\u6240\u6709\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Zset\u8fd4\u56de\u7684\u7c7b\u578b\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"java\" class=\"language-java\">Set&lt;TypedTuple&lt;PersonalRecord&gt;&gt;<\/code><\/pre>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u5c06\u5bf9\u8c61\u5148\u4eceSet\u4e2d\u53d6\u51fa\uff0c\u7136\u540e\u4f7f\u7528getValue()\u65b9\u6cd5\u6765\u83b7\u53d6\u5bf9\u8c61\uff0c\u4f7f\u7528getScore()\u65b9\u6cd5\u83b7\u53d6\u5206\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"java\" class=\"language-java\">Set&lt;TypedTuple&lt;PersonalRecord&gt;&gt; datas = redisTemplate.opsForZSet().rangeWithScores(\"integralRank\", 0, -1);\n\n<em>\/\/ \u904d\u5386<\/em>\ndatas.forEach(data -&gt; {\n    <em>\/\/ \u5b58\u5165\u7684\u5bf9\u8c61<\/em>\n    PersonalRecord pr = data.getValue();\n    <em>\/\/ \u5bf9\u5e94\u7684\u5206\u6570<\/em>\n    Double score = data.getScore();\n    System.out.println(pr.getId() + \" - \" + score);\n});<\/code><\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zset\u662fRedis\u4e94\u5927\u6570\u636e\u7c7b\u578b\u4e4b\u4e00\u3002 Zset\u96c6\u5408\u548cSet\u96c6\u5408\u975e\u5e38\u76f8\u4f3c\uff0c\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\uff1aZset\u96c6\u5408\u662f\u6709\u5e8f\u7684\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-1197","post","type-post","status-publish","format-standard","hentry","category-6"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/1197"}],"collection":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/comments?post=1197"}],"version-history":[{"count":1,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/1197\/revisions"}],"predecessor-version":[{"id":1198,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/1197\/revisions\/1198"}],"wp:attachment":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/media?parent=1197"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/categories?post=1197"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/tags?post=1197"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}