please see my other reply Dr Mich Talebzadeh
LinkedIn * https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw <https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw>* http://talebzadehmich.wordpress.com On 27 April 2016 at 10:40, Esa Heikkinen <esa.heikki...@student.tut.fi> wrote: > Hi > > I have followed with interest the discussion about CEP and Spark. It is > quite close to my research, which is a complex analyzing for log files and > "history" data (not actually for real time streams). > > I have few questions: > > 1) Is CEP only for (real time) stream data and not for "history" data? > > 2) Is it possible to search "backward" (upstream) by CEP with given time > window? If a start time of the time window is earlier than the current > stream time. > > 3) Do you know any good tools or softwares for "CEP's" using for log data ? > > 4) Do you know any good (scientific) papers i should read about CEP ? > > > Regards > PhD student at Tampere University of Technology, Finland, www.tut.fi > Esa Heikkinen > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org > >
