{"id":201626,"date":"2025-05-10T08:52:19","date_gmt":"2025-05-10T00:52:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201626\/"},"modified":"2025-05-10T08:52:19","modified_gmt":"2025-05-10T00:52:19","slug":"redis%e8%ae%be%e7%bd%aekey%e7%9a%84%e8%bf%87%e6%9c%9f%e6%97%b6%e9%97%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201626\/","title":{"rendered":"Redis\u8bbe\u7f6ekey\u7684\u8fc7\u671f\u65f6\u95f4"},"content":{"rendered":"

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

Redis\u8bbe\u7f6ekey\u7684\u8fc7\u671f\u65f6\u95f4<\/h1>\n

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

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aRedis\u8bbe\u7f6ekey\u7684\u8fc7\u671f\u65f6\u95f4\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86Rediskey\u3001\u8fc7\u671f\u65f6\u95f4<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728golang\u5b66\u4e60\u7f51\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

Redis\u4e2d\u53ef\u4ee5\u8bbe\u7f6e\u6570\u636e\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u4e00\u65e6\u8fc7\u671f\u81ea\u52a8\u5220\u9664\u6570\u636e\u3002<\/p>\n

1.\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4 expire<\/p>\n

127.0.0.1:6379> set name\n\"ok\"\n\/\/\u8bbe\u7f6e10s\u540e\u8fc7\u671f\uff0cexpire\u5355\u4f4d\u79d2\n127.0.0.1:6379> expire name 10 \n\/\/\u8bbe\u7f6e10s\u540e\u8fc7\u671f\uff0cpexpire \u5355\u4f4d\u6beb\u79d2\n127.0.0.1:6379> pexpire age 10000\n(integer) 1\n<\/pre>\n
2.\u67e5\u770b\u5269\u4f59\u65f6\u95f4 ttl<\/p>\n
\u67e5\u770b\u5269\u4f59\u5b58\u6d3b\u65f6\u957f\uff0c\u5355\u4f4d\u79d2\n127.0.0.1:6379> ttl name\n(integer) 7\n\u67e5\u770b\u5269\u4f59\u5b58\u6d3b\u65f6\u957f\uff0c\u5355\u4f4d\u6beb\u79d2\n127.0.0.1:6379> pttl name\n(integer) 4006\n<\/pre>\n
3.\u53d6\u6d88\u8fc7\u671fpersist<\/p>\n
127.0.0.1:6379> set age 18\nOK\n127.0.0.1:6379> expire age 20\n(integer) 1\n127.0.0.1:6379> ttl age\n(integer) 15\n\u53d6\u6d88\u8fc7\u671f\n127.0.0.1:6379> persist age\n(integer) 1\nttl\u8fd4\u56de-1\u8868\u793a\u6ca1\u6709\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff0c\u8fd4\u56de-2\u8868\u793a\u6570\u636e\u4e0d\u5b58\u5728\n127.0.0.1:6379> ttl age\n(integer) -1\n127.0.0.1:6379> get age\n\"18\"\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
Redis\u8bbe\u7f6ekey\u7684\u8fc7\u671f\u65f6\u95f4 ...<\/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-201626","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201626","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=201626"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201626\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}