Hi Fabian, Thanks for your reply!
It seems like there is a word missing. Did you mean it’s possible to extract the operator ids from the savepoint? Or modify the ids in the savepoint? Best, Paul Lam > 在 2018年9月18日，20:09，Fabian Hueske <fhue...@gmail.com> 写道： > > The auto-generated ids are included in the savepoint data. So, it should be > possible to them from the savepoint. > However, AFAIK, there is no tool to do that. You'd need to manually dig into > the serialized data. > > Cheers, Fabian > > 2018-09-18 13:30 GMT+02:00 vino yang <yanghua1...@gmail.com > <mailto:yanghua1...@gmail.com>>: > Hi Paul, > > Referring to the Flink official documentation, it seems that this is not > possible at this time.[1] > > Someone has previously discussed the state of the savepoint in the dev > mailing list. Perhaps this method can meet your needs after implementation. > [2] > > Thanks, vino. > > [1]: > https://ci.apache.org/projects/flink/flink-docs-release-1.6/ops/state/savepoints.html#faq > > <https://ci.apache.org/projects/flink/flink-docs-release-1.6/ops/state/savepoints.html#faq> > [2]: > http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/Proposal-Utilities-for-reading-transforming-and-creating-Streaming-savepoints-td23843.html#a23859 > > <http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/Proposal-Utilities-for-reading-transforming-and-creating-Streaming-savepoints-td23843.html#a23859> > Paul Lam <paullin3...@gmail.com <mailto:paullin3...@gmail.com>> 于2018年9月18日周二 > 下午7:11写道： > Hi, > > I have a legacy stateful streaming job running in production, whose operator > ids are not set and were auto generated by Flink. And now I’m planning to > update the code and explicitly set operator ids for the job. > > Is it possible to keep the states of the job, since the operator ids would > change? Thanks a lot! > > Best, > Paul Lam >
