Hello Guys,
I'm sorry for asking you this question, it does not have any link with
Apache Flink, but if someone can help I would be so grateful. I want to
build a big data architecture for batch processing, we have a lot of data
that is generated everyday and we receive it upon a lot of sources
Hello Guys,
I am working on a Flink application, in which I consume data from Apache
Kafka, the data is published in three topics of the cluster, and I need to
read from them, I suppose I can create three
FlikKafkaConsumer constructors. The data I am consuming is in the same
format {Id_sensor:,
Hello Guys,
I have some sensors generating some data about their (température,
humidity, positioning , ...) and I want to apply some rules (simple
conditions, if température>25, ...), in order to define if the sensor is on
"Normal" status or "Alerte" status. Do i need to use flink CEP, or just
Hello Guys,
I am trying to launch a FLINK app on a distance server, but I have this
error message.
org.apache.flink.client.program.ProgramInvocationException: The main method
caused an error:
org.apache.flink.client.program.ProgramInvocationException: Job failed
(JobID:
Hello Guys,
Can someone please, explain to me how can I deploy a flink app on a server,
the steps I need to flow in order to achieve that ?
Sorry for disturbing you guys.
Aissa
Hello Guys,
I am asking if the CEP Api can resolve my use case. Actually, I have a lot
of sensors generating some data, and I want to apply a rules engine on
those sensor's data,in order to define a "sensor_status" if it is Normal or
Alert or warning.for each record I want to apply some conditions
Hello guys,
I have a use case, where I am receiving data from sensors about their
status (Normal or Alerte), {SensorID:"1", FactoryID:"1", Status:"Normal"
..}, a factory can contain a lot of sensors, so what I want to do is, if
the status of one sensor in a factory, is Alerte I want to raise an
Hello Guys,
I want to enrich a data stream with some mongoDB data, and I am willing to
use the RichFlatMapFunction, and I am lost , i don't know where to
configure the connection with my MongoDB. Can anyone Help me in this ?
Best,
Aissa
Hello everyone,
I hope you all doing well.I am reading from a Kafka topic some real-time
messages produced by some sensors, and in order to do some aggregations, I
need to enrich the stream with other data that are stocked in a mongoDB.
So, I want to know if it is possible to work with two sources
Hello Guys,
I am a beginner in this field of real-time streaming and i am working with
apache flink, and i ignore a lot of features of it, and actually I am
building an application, in which i receive some sensors data in this
format {"status": "Alerte", "classe": " ", "value": {"temperature":
Hello ,
I want to sink my data to MongoDB but as far as I know there is no sink
connector to MongoDB. How can I implement a MongoDB sink ? If there is any
other solutions, I hope you can share with me.
Hello Guys,
I am looking for some help concerning my flink sink, i want te output to be
stocked in MongoDB database. As far as I know, there is no sink
conector for MongoDB, and I need to implement one by my self, and i don't
know how to do that. Can you please help me in this ?
Hello Guys,
I am new to the real-time streaming field, and I am trying to build a BIG
DATA architecture for processing real-time streaming. I have some sensors
that generate data in json format, they are sent to Apache kafka cluster
then i want to consume them with Apache flinkin ordre to do some
Hello,
Please can you share with me, some demos or examples of deserialization
with flink.
I need to consume some kafka message produced by sensors in JSON format.
here is my JSON message :
{"date": "2018-05-31 15:10", "main": {"ph": 5.0, "whc": 60.0,
"temperature": 9.5, "humidity": 96}, "id":
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