Hi Robert, This was the same posted by me in stack overflow since I was not getting any reply here :)
Regards, Vinay Patil On Thu, Jul 14, 2016 at 6:55 PM, rmetzger0 [via Apache Flink User Mailing List archive.] <ml-node+s2336050n796...@n4.nabble.com> wrote: > There is a parallel thread answering the questions going on here already: > http://stackoverflow.com/questions/38354713/ordering-of-records-in-stream > > > On Tue, Jul 12, 2016 at 7:12 PM, vinay patil <[hidden email] > <http:///user/SendEmail.jtp?type=node&node=7963&i=0>> wrote: > >> Hi, >> >> Here are some of the queries I have : >> >> I have two different streams stream1 and stream2 in which the elements are >> in order. >> >> 1) Now when I do keyBy on each of these streams, will the order be >> maintained ? (Since every group here will be sent to one task manager >> only ) >> My understanding is that the records will be in order for a group, correct >> me here >> >> 2) After the keyBy on both of the streams I am doing co-group to get the >> matching and non-matching records. Will the order be maintained here also >> ?, >> since this also works on KeyedStream. >> I am using EventTime, and AscendingTimestampExtractor for generating >> timestamp and watermark. >> >> 3) Now I want to perform the sequence check on the >> matching_nonMatchingStream I get from 2) using map/flatmap. >> Do I need to again perform the keyBy here , or if I keep in chain will the >> matching_nonMatchingStream run in same TaskManager ? >> My understanding here is that the chain will work here, correct me , >> getting >> confused. >> >> 4) slotSharingGroup - can you please describe more about this >> according to the doc : Sets the slot sharing group of this operation. >> Parallel instances of operations that are in the same slot sharing group >> will be co-located in the same TaskManager slot, if possible. >> >> >> Regards, >> Vinay Patil >> >> >> >> -- >> View this message in context: >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Discuss-Ordering-of-Records-tp7933.html >> Sent from the Apache Flink User Mailing List archive. mailing list >> archive at Nabble.com. >> > > > > ------------------------------ > If you reply to this email, your message will be added to the discussion > below: > > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Discuss-Ordering-of-Records-in-Stream-tp7933p7963.html > To start a new topic under Apache Flink User Mailing List archive., email > ml-node+s2336050n1...@n4.nabble.com > To unsubscribe from [Discuss] Ordering of Records in Stream, click here > <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=7933&code=dmluYXkxOC5wYXRpbEBnbWFpbC5jb218NzkzM3wxODExMDE2NjAx> > . > NAML > <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml> > -- View this message in context: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Discuss-Ordering-of-Records-in-Stream-tp7933p7964.html Sent from the Apache Flink User Mailing List archive. mailing list archive at Nabble.com.
