Re: NiFi for backup solution

2016-10-13 Thread Joe Witt
You'd only need to do that if you have strict ordering requirements like reading directly from a transaction log and replicating it. If yes I'd skip nifi unless your also doing other cases with it. Sounds like Matts path gets you going though so that might work out just fine. Thanks Joe On Oct

Re: NiFi for backup solution

2016-10-13 Thread Gop Krr
Thanks Joe and Matt. @Joe, based on your comment, I need to use NiFi as a producer which puts the data on Kafka queue and then have NiFi consumer, which writes the data back to the destination. Is my understanding correct? @Matt, My use case is for the DynamoDB. I will look into whether incrementa

Re: NiFi for backup solution

2016-10-13 Thread Matt Burgess
Rai, There are incremental data movement processors in NiFi depending on your source/target. For example, if your sources are files, you can use ListFile in combination with FetchFile, the former will keep track of which files it has found thus far, so if you put new files into the location (or up

Re: NiFi for backup solution

2016-10-13 Thread Joe Witt
Rai, NiFi can certainly be used for some data replication scenarios and quite often is. If you can treat the source like a continuous data source then there is some way to keep state about what has been pulled already, what has changed or needs yet to be pulled, and it can just keep running then

NiFi for backup solution

2016-10-13 Thread Gop Krr
Hi All, I am learning NiFi as well as trying to deploy it in production for few use cases. One of the use case is ETL and another use case is, using NiFi as a backup solution, where it takes the data from one source and moves to another database|file. Is anyone using NiFi for this purpose? Does Ni