{"id":199593,"date":"2020-11-03T22:41:20","date_gmt":"2020-11-03T14:41:20","guid":{"rendered":"http:\/\/4563.org\/?p=199593"},"modified":"2020-11-24T11:43:38","modified_gmt":"2020-11-24T03:43:38","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88-redis-%e7%9a%84-srandmember-key-%e7%9a%84%e6%97%b6%e9%97%b4%e5%a4%8d%e6%9d%82%e5%ba%a6%e4%b8%ba-o1%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=199593","title":{"rendered":"\u4e3a\u4ec0\u4e48 Redis \u7684 SRANDMEMBER key \u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(1)\uff1f"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u4e3a\u4ec0\u4e48 Redis \u7684 SRANDMEMBER key \u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(1)\uff1f               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : JasonLaw <\/span>  <span><i><\/i> 1<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\">                        https:\/\/github.com\/redis\/redis\/blob\/unstable\/src\/t_set.c#L630      <\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>4<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"4210191\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : lithium4010 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @lithium4010 \u611f\u53f9 \u4ed6\u4eec\u7684\u6ce8\u91ca\u5199\u7684\u771f\u597d                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"4210192\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : shiji <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @shiji #2 \u597d\u7684\u4ee3\u7801\u4e0d\u9700\u8981\u6ce8\u91ca,\u4ee3\u7801\u5373\u662f\u6ce8\u91ca <img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/504J5BO2-83.png\" alt=\"\u4e3a\u4ec0\u4e48 Redis \u7684 SRANDMEMBER key \u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(1)\uff1f\"> <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"4210193\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : wysnylc <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u5b8c\u86cb \u770b\u4e0d\u61c2\u3002\u3002\u3002\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"4210194\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : ianEros <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @wysnylc Perl \u7a0b\u5e8f\u5458\u60f3\u6253\u4eba                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u4ec0\u4e48 Redis \u7684 SRAND&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/199593"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=199593"}],"version-history":[{"count":1,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/199593\/revisions"}],"predecessor-version":[{"id":199595,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/199593\/revisions\/199595"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=199593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=199593"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=199593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}