Hi Jiayi, This topic has been discussed by others, take a look here for some options by Lyft: https://youtu.be/WdMcyN5QZZQ
Rafi On Fri, Oct 12, 2018, 16:51 bupt_ljy <bupt_...@163.com> wrote: > Yes…that’s an option, but it’ll be very complicated because of our storage > and business. > > Now I’m trying to write an handler like the “KvStateHandler” so that I can > access(read/write) the state from my client. > > Original Message > *Sender:* Congxian Qiu<qcx978132...@gmail.com> > *Recipient:* bupt_ljy<bupt_...@163.com> > *Cc:* yanghua1127<yanghua1...@gmail.com>; user<user@flink.apache.org> > *Date:* Friday, Oct 12, 2018 20:14 > *Subject:* Re: How do I initialize the window state on first run? > > IIUC, we can't initialize state at first run, maybe you could store the > aggregated data in another place other than use flink's state, then use > flink to aggregate the data realtime. > > bupt_ljy <bupt_...@163.com> 于2018年10月12日周五 下午3:33写道： > >> Hi, vivo, >> >> My Flink program is to aggregate the data of a whole day, assume we >> start this program on 6:00 am, the default state in the window should be >> the aggregated result of 0:00 am to 6:00 am. >> >> Original Message >> *Sender:* vino yang<yanghua1...@gmail.com> >> *Recipient:* bupt_ljy<bupt_...@163.com> >> *Cc:* user<user@flink.apache.org> >> *Date:* Friday, Oct 12, 2018 15:13 >> *Subject:* Re: How do I initialize the window state on first run? >> >> Hi Jiayi, >> >> If you don't mind, I would like to ask you what kind of situation do you >> have in this situation? >> >> Thanks, vino. >> >> bupt_ljy <bupt_...@163.com> 于2018年10月12日周五 下午1:59写道： >> >>> Hi, >>> >>> I’m going to run a new Flink program with some initialized window >>> states. >>> >>> I can’t see there is an official way to do this, right? I’ve tried >>> the bravo project, but it doesn’t support FsStateBackend and it costs too >>> much work if we add a new StateBackend in it. >>> >>> Any good ideas about this? >>> >>> >>> >>> >>> Jiayi Liao,Best >>> >>> >>> >> > > -- > Blog:http://www.klion26.com > GTalk:qcx978132955 > 一切随心 >
