Hi Mike, I did attach the same in my previous mail. Well reattaching it again. Well error is at GetMongoDB Processor and error text is : "Upstream Connections is invalid because Processor does not allow upstream connections but currently has 1"
Brajendra Mishra Persistent Systems Ltd. -----Original Message----- From: Mike Thomsen <mikerthom...@gmail.com> Sent: Thursday, May 03, 2018 5:20 PM To: dev@nifi.apache.org Subject: Re: GetMongoDB : How to pass parameters as input to GetMongoDB processor Brajendra, Looks like the image didn't make it. On Wed, May 2, 2018 at 11:36 PM Brajendra Mishra < brajendra_mis...@persistent.com> wrote: > Hi Mike, > > Thanks for responding. > > Here, I have attached missing image attachment. > > > > Brajendra Mishra > > Persistent Systems Ltd. > > > > *From:* Mike Thomsen <mikerthom...@gmail.com> > *Sent:* Wednesday, May 02, 2018 6:24 PM > > > *To:* dev@nifi.apache.org > *Subject:* Re: GetMongoDB : How to pass parameters as input to > GetMongoDB processor > > > > That might require 1.6.0. Also, your image didn't come through in your > response to Sivaprasanna so resend that too. > > On Wed, May 2, 2018 at 8:37 AM Brajendra Mishra < > brajendra_mis...@persistent.com> wrote: > > Hi Mike, > > Thanks a lot for responding. > > On your statement > "That is its new default behavior if you leave the query field blank > and have an incoming connection from another processor. That would be > a good way to integrate the flow with another application" > > Could you please share a sample template for the same? > > > Brajendra Mishra > Persistent Systems Ltd. > > -----Original Message----- > From: Mike Thomsen <mikerthom...@gmail.com> > Sent: Wednesday, May 02, 2018 5:58 PM > To: dev@nifi.apache.org > Subject: Re: GetMongoDB : How to pass parameters as input to > GetMongoDB processor > > GetMongo can also use the body of a flowfile for the query. That is > its new default behavior if you leave the query field blank and have > an incoming connection from another processor. That would be a good > way to integrate the flow with another application. For example, you > could add FetchKafka to the flow and have your applications post > messages to Kafka with the queries they want it to run and FetchKafka > would send that JSON to GetMongo as it comes in. Or you could build a > REST service that writes the JSON to disk and use GetFile to load it. Lots of > ways to do this. > > On Wed, May 2, 2018 at 6:42 AM Sivaprasanna > <sivaprasanna...@gmail.com> > wrote: > > > Since I'm not so sure about your exact use case, I have just created > > a rough template based on the simple example flow that I had posted > > earlier which is GenerateFlowfile -> UpdateAttribute -> GetMongo. I > > have attached the template here. > > > > - > > Sivaprasanna > > > > On Wed, May 2, 2018 at 2:55 PM, Brajendra Mishra < > > brajendra_mis...@persistent.com> wrote: > > > >> Hi Sivaprasanna, > >> > >> Could you please provide me the sample template for the same, where > >> I can pass parameters (and get those parameters' value to process > >> further) to GetMongoDB processor? > >> It would be a great help for us. > >> > >> Brajendra Mishra > >> Persistent Systems Ltd. > >> > >> -----Original Message----- > >> From: Sivaprasanna <sivaprasanna...@gmail.com> > >> Sent: Wednesday, May 02, 2018 2:28 PM > >> To: dev@nifi.apache.org > >> Subject: Re: GetMongoDB : How to pass parameters as input to > >> GetMongoDB processor > >> > >> Hi. > >> > >> GetMongo can take input. So technically you can use a processor > >> before and then connect it to GetMongo. > >> > >> A simple example : > >> GenerateFlowfile -> UpdateAttribute -> GetMongo > >> > >> In the UpdateAttribute, you can add attributes for the database and > >> collection and then use them in GetMong using NiFi Expression Language. > >> > >> Let me know, if that doesn’t help. > >> > >> - > >> Sivaprasanna > >> > >> On Wed, 2 May 2018 at 1:26 PM, Brajendra Mishra < > >> brajendra_mis...@persistent.com> wrote: > >> > >> > Hi Team, > >> > We have found there is only 'GetMongoDB' processor to connect and > >> > query to MongoDB in Apache NiFi. > >> > Hence, we this processor does not take any type or input. > >> > > >> > Do we have another type to Apache NiFi processor which can take > >> > parameters as input (details of MongoDB, query, instance etc.) > >> > from > >> other processor? > >> > If not then please suggest when such type of processor can be > >> > expected in upcoming release? > >> > > >> > Brajendra Mishra > >> > Persistent Systems Ltd. > >> > > >> > DISCLAIMER > >> > ========== > >> > This e-mail may contain privileged and confidential information > >> > which is the property of Persistent Systems Ltd. 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