{"id":201441,"date":"2025-05-10T08:03:14","date_gmt":"2025-05-10T00:03:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201441\/"},"modified":"2025-05-10T08:03:14","modified_gmt":"2025-05-10T00:03:14","slug":"redis%e4%b8%ad%e5%ae%9e%e7%8e%b0%e6%9f%a5%e6%89%be%e6%9f%90%e4%b8%aa%e5%80%bc%e7%9a%84%e8%8c%83%e5%9b%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201441\/","title":{"rendered":"Redis\u4e2d\u5b9e\u73b0\u67e5\u627e\u67d0\u4e2a\u503c\u7684\u8303\u56f4"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u4e2d\u5b9e\u73b0\u67e5\u627e\u67d0\u4e2a\u503c\u7684\u8303\u56f4<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u600e\u4e48\u5165\u95e8\u6570\u636e\u5e93\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762golang\u5b66\u4e60\u7f51\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300aRedis\u4e2d\u5b9e\u73b0\u67e5\u627e\u67d0\u4e2a\u503c\u7684\u8303\u56f4\u300b\uff0c\u6d89\u53ca\u5230\u503c\u3001\u8303\u56f4\u3001Redis\u67e5\u627e\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n

\u672c\u6587\u6765\u81eaRedis\u5728Google Group\u4e0a\u7684\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u4e00\u4f4d\u540c\u5b66\u53d1\u8d34\u6c42\u52a9\uff0c\u8bf4\u8981\u89e3\u51b3\u5982\u4e0b\u7684\u4e00\u4e2a\u95ee\u9898\uff1a\u4ed6\u6709\u4e00\u4e2aIP\u8303\u56f4\u5bf9\u5e94\u5730\u5740\u7684\u5217\u8868\uff0c\u73b0\u5728\u9700\u8981\u7ed9\u51fa\u4e00\u4e2aIP\u7684\u60c5\u51b5\u4e0b\uff0c\u8fc5\u901f\u7684\u67e5\u627e\u5230\u8fd9\u4e2aIP\u5728\u54ea\u4e2a\u8303\u56f4\uff0c\u4e5f\u5c31\u662f\u8981\u5224\u65ad\u6b64IP\u7684\u6240\u6709\u5730\u3002\u8fd9\u4e2a\u95ee\u9898\u5f15\u6765\u4e86Redis\u4f5c\u8005Salvatore Sanfilippo\uff08@antirez\uff09\u7684\u56de\u7b54\u3002\u89e3\u7b54\u5982\u4e0b\uff1a<\/p>\n

\u4f8b\u5982\u6709\u4e0b\u9762\u4e24\u4e2a\u8303\u56f4\uff0c10\uff0d20\u548c30\uff0d40
<\/span> \u4ee3\u7801\u5982\u4e0b:
A_start 10, A_end 20
B_start 30, B_end 40<\/p>\n

\u6211\u4eec\u5c06\u8fd9\u4e24\u4e2a\u8303\u56f4\u7684\u8d77\u59cb\u4f4d\u7f6e\u5b58\u5728Redis\u7684Sorted Sets\u6570\u636e\u7ed3\u6784\u4e2d\uff0c\u57fa\u672c\u8303\u56f4\u8d77\u59cb\u503c\u4f5c\u4e3ascore\uff0c\u8303\u56f4\u540d\u52a0start\u548cend\u4e3a\u5176value\u503c\uff1a<\/p>\n

<\/span> \u4ee3\u7801\u5982\u4e0b:
redis 127.0.0.1:6379> zadd ranges 10 A_start
(integer) 1
redis 127.0.0.1:6379> zadd ranges 20 A_end
(integer) 1
redis 127.0.0.1:6379> zadd ranges 30 B_start
(integer) 1
redis 127.0.0.1:6379> zadd ranges 40 B_end
(integer) 1<\/p>\n

\u8fd9\u6837\u6570\u636e\u5728\u63d2\u5165Sorted Sets\u540e\uff0c\u76f8\u5f53\u4e8e\u662f\u5c06\u8fd9\u4e9b\u8d77\u59cb\u4f4d\u7f6e\u6309\u987a\u5e8f\u6392\u5217\u597d\u4e86\u3002<\/p>\n

\u73b0\u5728\u6211\u9700\u8981\u67e5\u627e15\u8fd9\u4e2a\u503c\u5728\u54ea\u4e00\u4e2a\u8303\u56f4\u4e2d\uff0c\u53ea\u9700\u8981\u8fdb\u884c\u5982\u4e0b\u7684zrangbyscore\u67e5\u627e\uff1a
<\/span> \u4ee3\u7801\u5982\u4e0b:
redis 127.0.0.1:6379> zrangebyscore ranges (15 +inf LIMIT 0 1
1) “A_end”<\/p>\n

\u8fd9\u4e2a\u547d\u4ee4\u7684\u610f\u601d\u662f\u5728Sorted Sets\u4e2d\u67e5\u627e\u5927\u4e8e15\u7684\u7b2c\u4e00\u4e2a\u503c\u3002\uff08+inf\u5728Redis\u4e2d\u8868\u793a\u6b63\u65e0\u7a77\u5927\uff0c15\u524d\u9762\u7684\u62ec\u53f7\u8868\u793a>15\u800c\u975e>=15\uff09<\/p>\n

\u67e5\u627e\u7684\u7ed3\u679c\u662fA_end\uff0c\u7531\u4e8e\u6240\u6709\u503c\u662f\u6309\u987a\u5e8f\u6392\u5217\u7684\uff0c\u6240\u4ee5\u53ef\u4ee5\u5224\u5b9a15\u662f\u5728A_start\u5230A_end\u533a\u95f4\u4e0a\uff0c\u4e5f\u5c31\u662f\u8bf415\u662f\u5728A\u8fd9\u4e2a\u8303\u56f4\u91cc\u3002\u81f3\u6b64\u5927\u529f\u544a\u6210\u3002<\/p>\n

\u5f53\u7136\uff0c\u5982\u679c\u4f60\u67e5\u627e\u5230\u7684\u662f\u4e00\u4e2astart\uff0c\u6bd4\u5982\u54b1\u4eec\u752825\uff0c\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4
<\/span> \u4ee3\u7801\u5982\u4e0b:
redis 127.0.0.1:6379> zrangebyscore ranges (25 +inf LIMIT 0 1
1) “B_start”<\/p>\n

\u8fd4\u56de\u7ed3\u679c\u8868\u660e\u5176\u4e0b\u4e00\u4e2a\u8282\u70b9\u662f\u4e00\u4e2astart\u8282\u70b9\uff0c\u4e5f\u5c31\u662f\u8bf425\u8fd9\u4e2a\u503c\u4e0d\u5904\u5728\u4efb\u4f55start\u548cend\u4e4b\u95f4\uff0c\u4e0d\u5c5e\u4e8e\u4efb\u4f55\u8303\u56f4\u3002<\/p>\n

\u5f53\u7136\uff0c\u8fd9\u4e2a\u4f8b\u5b50\u4ec5\u9002\u7528\u4e8e\u7c7b\u4f3c\u4e0a\u9762\u7684IP\u8303\u56f4\u67e5\u627e\u7684\u6848\u4f8b\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u503c\u8303\u56f4\u4e4b\u95f4\u6ca1\u6709\u91cd\u5408\u3002\u5982\u679c\u662f\u6709\u91cd\u5408\u7684\u60c5\u51b5\uff0c\u8fd9\u4e2a\u95ee\u9898\u672c\u8eab\u4e5f\u5c31\u53d8\u6210\u4e86\u4e00\u4e2a\u4e00\u5bf9\u591a\u7684\u95ee\u9898\u3002\u597d\u5427\uff0c\u5982\u679c\u771f\u7684\u662f\u6709\u91cd\u5408\u7684\u8303\u56f4\uff0c\u6211\u4eec\u53c8\u5f53\u5982\u4f55\u89e3\u51b3\u5462\uff1f\u6b22\u8fce\u8bfb\u8005\u540c\u5b66\u4f60\u6765\u6311\u6218\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Redis\u4e2d\u5b9e\u73b0\u67e5\u627e\u67d0\u4e2a\u503c\u7684\u8303\u56f4...<\/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-201441","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201441","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=201441"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201441\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}