?????? ????????flink1.12????????????????state????

[??????]

??????????????????????????????????????????????




------------------ ???????? ------------------
??????:                                                                         
                                               "user-zh"                        
                                                            
<hinobl...@gmail.com&gt;;
????????:&nbsp;2020??12??18??(??????) ????9:50
??????:&nbsp;"user-zh"<user-zh@flink.apache.org&gt;;

????:&nbsp;Re: ????????flink1.12????????????????state????



??????????????????????????????

?????? <25977...@qq.com&gt; ??2020??12??18?????? ????3:20??????

&gt; 
Hi????????????????????&amp;nbsp;????????????????????????????flink1.12????????????????????????????????????????????????????????group
&gt; by current_date,userId&amp;nbsp; ??????????????????flink 
state??????????????????????????????????????????????
&gt; 1??Stream??TTL&amp;nbsp;
&gt; 
2??tabEnv.getConfig().setIdleStateRetention(Duration.ofDays(1))????????????????????????????????????????????????????????????????????????