Adopt a full-fledged stream processing framework Using the Kafka APIs directly works well for simple things. It doesn't pull in any heavy dependencies to your app. We called this hipster stream processing since it is a kind of low-tech solution that appealed to people who liked to roll their own Companies like Uber, Netflix and Slack use Kafka to process trillions of messages per day, and, unlike a traditional queue or message broker, Kafka functions as a unified, durable log of append-only, ordered events that can be replayed or archived Apache Kafka is an open-source stream-processing software platform developed by the Apache Software Foundation, written in Scala and Java.The project aims to provide a unified, high-throughput, low-latency platform for handling real-time data feeds. Kafka can connect to external systems (for data import/export) via Kafka Connect and provides Kafka Streams, a Java stream processing library Kafka Streams is a java library used for analyzing and processing data stored in Apache Kafka. As with any other stream processing framework, it's capable of doing stateful and/or stateless processing on real-time data. It's built on top of native Kafka consumer/producer protocols and is subject to the same advantages and disadvantages of. Kafka Streams is another entry into the stream processing framework category with options to leverage from either Java or Scala. In this post, we'll describe what is Kafka Streams, features and benefits, when to consider, how-to Kafka Stream tutorials, and external references. Ultimately, the goal of this post is to answer the question, why should you care
Spark Streaming, Flink, Storm, Kafka Streams - das sind nur die populärsten Vertreter einer stetig wachsenden Auswahl zur Verarbeitung von Streaming-Daten in großen Mengen. In diesem Artikel soll es um die wesentlichen Konzepte hinter diesen Frameworks gehen und die drei Apache-Projekte Spark Streaming, Flink und Kafka Streams kurz eingeordnet werden. Warum Stream Processing? Die. . This article is about the main concepts behind these frameworks. Furthermore the three Apache projects Spark Streaming, Flink and Kafka Streams are briefly classified In a few short years, Kafka has become the central communication platform for most services in our company. Stream Processing at Movio and Apache Samza. A lot of our services have a relatively simple usage pattern of Kafka: i.e. single-topic consumers or producers that use Kafka as a communication link. On the other hand, our ETL and CDC.
No, Kafka Streams processors as you call them do not run in (the JVMs of) the Kafka brokers = server-side. The Kafka Streams library is used to implement client-side Java/Scala/Clojure/... applications for stream processing. These applications talk to the Kafka brokers (which form the Kafka cluster) over the network Open-Source-Technologien für das Stream Processing Vier verschiedene Open-Source -basierte Technologien dominieren derzeit das Stream-Processing-Segment: Apache Spark, Apache Storm, Apache Flink und Kafka Streams, eine Unterkomponente von Apache Kafka Zur Datenstromverarbeitung kann Kafka Streams verwendet werden. Kafka Streams ist eine Java-Bibliothek, die Daten aus Kafka liest, verarbeitet und die Ergebnisse nach Kafka zurück schreibt. Kafka kann auch mit anderen Stream-Verarbeitungssystemen verwendet werden
So to overcome the complexity, kafkawe can use full-fledged stream processing framework and Kafka streams comes into the picture with the following goal. The goal is to simplify stream processing.. Distributed Stream Processing Frameworks Distributed Messaging Pub-Sub Frameworks - Kafka / Pulsar. Pub-Sub Frameworks are most suitable for current data streaming challenges. Kafka is more popular, based on huge community support and partner support on multiple technology providers. It's highly simple, flexible, scalable, highly available, fault-tolerant architecture. Distributed.
Goka is a compact yet powerful Go stream processing library for Apache Kafka that eases the development of scalable, fault-tolerant, data-intensive applications. Goka is a Golang twist of the ideas described in I heart logs by Jay Kreps and Making sense of stream processing by Martin Kleppmann. Our Data Team has been incubating the library for couple of months and now we are. Stream processing is also relevant for many other use cases, including fraud detection, as you will see in the next section. Fraud Detection in Gaming With Kafka. Real-time analytics for detecting. Stream processing is closely related to real time analytics, complex event processing, and streaming analytics. Today stream processing is the primary framework used to implement all these use cases. Stream processing engines are runtime libraries which help developers write code to process streaming data, without dealing with lower level streaming mechanics 6. Samza. Streaming processor made for Kafka. Apache Samza is a stateful stream processing Big Data framework that was co-developed with Kafka. Kafka provides data serving, buffering, and fault tolerance. The duo is intended to be used where quick single-stage processing is needed. With Kafka, it can be used with low latencies. Samza also saves.
Ziggurat is a framework built to simplify Stream processing on Kafka. It can be used to create a full-fledged Clojure app that reads and processes messages from Kafka. Ziggurat is built with the intent to abstract out - reading messages from Kafka - retrying failed messages - setting up an HTTP serve The Kafka application for embedding the model can either be a Kafka-native stream processing engine such as Kafka Streams or ksqlDB, or a regular Kafka application using any Kafka client such as Java, Scala, Python, Go, C, C++, etc.. Pros and Cons of Embedding an Analytic Model into a Kafka Application. Trade-offs of embedding analytic models into a Kafka application
Kasper is a lightweight library for processing Kafka topics. kafka stream-processing golang-library Updated and stream processing paradigms. golang event-sourcing stream-processing brokers streaming-platforms Updated Jul 6, 2020; Go; logrange / logrange Star 179 Code Issues Pull requests High performance data aggregating storage. go golang database logging pipelines streams stream. Kafka Streams is a client library providing organizations with a particularly efficient framework for processing streaming data. It offers a streamlined method for creating applications and microservices that must process data in real-time to be effective. Using the Streams API within Apache Kafka, the solution fundamentally transforms input Kafka topics into output Kafka topics. The benefits. When considering building a data processing pipeline, take a look at all leader-of-the-market stream processing frameworks and evaluate them based on your requirements. Kafka Streams is a pretty new and fast, lightweight stream processing solution that works best if all of your data ingestion is coming through Apache Kafka Die Kafka-Streamverarbeitung erfolgt häufig über Apache Spark oder Apache Storm. In der Kafka-Version 1.1.0 (HDInsight 3.5 und 3.6) wurde die Kafka Streams-API eingeführt. Mit dieser API können Sie Datenstreams zwischen Eingabe- und Ausgabethemen transformieren Kafka Connect, an integration framework on top of core Kafka; examples of connectors include many databases and messaging systems Kafka Streams for stream processing, which for Waehner is the..
A KStream is either defined from one or multiple Kafka topics that are consumed message by message or the result of a KStream transformation. A KTable can also be converted into a KStream. A KStream can be transformed record by record, joined with another KStream, KTable, GlobalKTable, or can be aggregated into a KTable Kafka is primarily used as message broker or as a queue at times. While storm is a stream processing framework which takes data from kafka processes it and outputs it somewhere else, more like realtime ETL. The newer version of kafka has inbuilt stream processor which can do similar job of storm Apache Kafka ist eine Open Source Software, die die Speicherung und Verarbeitung von Datenströmen über eine verteilte Streaming-Plattform ermöglicht. Sie stellt verschiedene Schnittstellen bereit, um Daten in Kafka-Cluster zu schreiben, Daten zu lesen oder in und aus Drittsysteme zu importieren und zu exportieren Apache Kafka is an open-source distributed stream processing platform originally developed by LinkedIn and later donated to Apache in 2011. We can describe Kafka as a collection of files, filled..
Understanding Stream Processing And Apache Kafka. Cory Maklin . Apr 17, 2019 · 6 min read. Torrenting, as it is referred to when watching shows, involves downloading the entire mp4 file and watching it locally. In contrast, streaming means that you are watching the show as the packets arrive. Stream processing is then the act of processing a continuous flow of incoming data. Event Sourcing. Kafka would process this stream of information and make topics - which could be number of apples sold, or number of sales between 1pm and 2pm which could be analysed by anyone needing insights into the data. This may sound similar to how a conventional database lets you store or sort information, but in the case of Kafka it would be suitable for a national chain of grocery. Kafka Summit 2016 | Systems Track. The concept of stream processing has been around for a while and most software systems continuously transform streams of inputs into streams of outputs. Yet the idea of directly modeling stream processing in infrastructure systems is just coming into its own after a few decades on the periphery
Pilot-Streaming simpliﬁes the deployment of stream pro-cessing frameworks, such as Kafka and Spark Streaming, while providing a high-level abstraction for managing streaming in-frastructure, e.g. adding/removing resources as required by the application at runtime. This capability is critical for balancing complex streaming pipelines. To address the complexity in the development of streaming. The Apache Kafka Streams library is used by enterprises around the world to perform distributed stream processing on top of Apache Kafka. One aspect of this framework that is less talked about is its ability to store local state, derived from stream processing. In this blog post we describe how we took advantage of this ability in Imperva's Cloud Application Security product
We will present the NLP Service Framework representing a stream processing framework using Kafka in which NLP tasks run as microservices orchestrated in pipelines to perform complex end-to-end services. In the NLP Service Framework, Kafka is being used to orchestrate data flows containing of all kinds of textual information in different topics related to specific use cases. Different Kafka. Spark Streaming vs Flink vs Storm vs Kafka Streams vs Samza : Choose Your Stream Processing Framework Published on March 30, 2018 March 30, 2018 • 517 Likes • 41 Comment 4. Stream Processing Topology in Kafka. Kafka Streams most important abstraction is a stream. Basically, it represents an unbounded, continuously updating data set. In other words, on order, replayable, and fault-tolerant sequence of immutable data records, where a data record is defined as a key-value pair, is what we call a stream The Kafka Streams tutorial suggests using a Kafka Streams Maven Archetype to create a Streams project structure by using the mvn command. Follow these steps to do this by using the Eclipse IDE: From the menu, Select File > New > Project. In the New Project dialog, expand Maven, select Maven Project, and click Next
Stream processing frameworks face a similar problem as frameworks like fluentd, flume, logstash, and others: in order to support a wide variety of systems, and arbitrary combinations of systems, they have to make some sacrifices in their abstractions and implementations. Kafka Connect can avoid making these sacrifices because it is specific to Kafka, and since Kafka is a de facto standard data. Apache Storm is a fault-tolerant, distributed framework for real-time computation and processing data streams. It takes the data from various data sources such as HBase, Kafka, Cassandra, and many other applications and processes the data in real-time. It has been written in Clojure and Java Stream Processing with the Spring Framework (Like You've Never Seen It Before) - Confluent Kafka Streams, Apache Kafka's stream processing library, allows developers to build sophisticated stateful stream processing applications which you can deploy in an environment of your choice As people say that kafka is good choice for stream processing but essentially kafka is a messaging framework similar to ActivMQ, RabbitMQ etc. Why do we generally not say that ActiveMQ is good for stream processing as well. Is it the speed at which messages are consumed by the consumer determines if it is a stream Kafka Streams also lacks and only approximates a shuffle sort. KSQL sits on top of Kafka Streams and so it inherits all of these problems and then some more. Kafka isn't a database. It is a great messaging system, but saying it is a database is a gross overstatement. Saying Kafka is a database comes with so many caveats I don't have time to address all of them in this post. Unless you've.
. These topologies describe the various transformations or steps that will be taken on each incoming piece of data as it enters the system. The topologies are composed of In this tutorial, I would like to show you how to do real time data processing by using Kafka Stream With Spring Boot. Stream Processing: In the good old days, we used to collect data, store in a database and do nightly processing on the data. It is called batch processing! In this Microservices era, we get continuous / never ending stream of.
.3.0) Micro-Batching. Bedeutet, dass alle paar Millisekunden/Sekunden ein Batch ausgeführt wird. Dadurch entsteht ein kleiner Zeitverzug. Frameworks: Apache Spark, Apache Storm Trident. Native Streaming vs. Micro Batching. Beide Typen haben Vor. In Kafka, a stream processor is anything that takes continual streams of data from input topics, performs some processing on this input, and produces a stream of data to output topics (or external services, databases, the trash bin - wherever really) Earlier this year, we took you on a journey on how we built and deployed our event sourcing and stream processing framework at Grab. We're happy to share that we're able to reliably maintain our uptime and continue to service close to 400 billion events a week. We haven't stopped there though. To ensure that we can scale our framework as the Grab business continuously grows, we have.
These frameworks are poorly integrated with Kafka (different concepts, configuration, monitoring, terminology). For example, these frameworks only use Kafka as its stream data source / sink of the whole processing topology, while using their own in-memory format for storing intermediate data (RDD, Bolt memory map, etc). If users want to persist these intermediate results to Kafka as well, they. 7) Kafka Stream Processing. We have various popular frameworks that read data from a topic, process it, and write that processed data over a new topic. This new topic containing the processed data becomes available to users and applications such as Spark Streaming, Storm, etc Stream processing. A framework such as Spark Streaming reads data from a topic, processes it and writes processed data to a new topic where it becomes available for users and applications. Kafka's strong durability is also very useful in the context of stream processing. Companies that leverage Apache Kafka
We use Kafka where it makes the most sense. We are an end-to-end, enterprise-grade, stream processing framework built on Apache Kafka and Apache Flink. We have connectors for AWS S3, a REST. Description. Apache Kafka is a de facto standard streaming data processing platform. It's widely deployed as a messaging system and has a robust data integration framework (Kafka Connect) and stream processing API (Kafka Streams) to meet the needs that commonly attend real-time message processing. But there's more Kafka Streams: A stream processing guide. Learn about Kafka Streams, key concepts and highlights with simple streaming or a word count application using Kafka Streams in Scala. Priyadarshan Mohanty. July 01, 2020. 4 min read. Kafka Streams is a Java library developed to help applications that do stream processing built on Kafka. To learn about Kafka Streams, you need to have a basic idea about. Correspondingly, data copied by Kafka Connect must integrate well with stream processing frameworks. Parallel - Parallelism should be included in the core abstractions, providing a clear avenue for the framework to provide automatic scalability. Accessible connector API - It must be easy to develop new connectors. The API and runtime model. A typical framework of distributed stream processing systems, as shown in Fig. 1, includes data access layer, data cache layer, stream processing layer, and cluster service.Data access layer is responsible for the processing of external data collection and access, corresponding to the data stream transmission .Data cache layer corresponds to manage the message queue
Moving data in and out of Kafka via our Stream Reactor Kafka Connect Connectors. Stream processing data and deploying workloads on Kubernetes or Kafka Connect. In this blog, we're primarily talking about the latter point: our Streaming Processing Engine underwent a big revamp as part of our 4.0 release. Firstly, we know that SQL isn't for everyone or every use case. You're not going to. processes around continuous data streams; car companies are collecting and process‐ ing real-time data streams from internet-connected cars; and banks are rethinking their fundamental processes and systems around Kafka as well The concept of stream processing has been around for a while and most software systems operate as simple stream processors at their core: they read data in, process Demystifying Stream Processing with Apache Kafka on Vime Kafka Streams, Apache Kafka's stream processing library, allows developers to build sophisticated stateful stream processing applications which you can deploy in an environment of your choice We are pleased to announce today the release of Samza 1.0, a significant milestone in the history of the project. Apache Samza is a distributed stream processing framework that we developed at LinkedIn in 2013. Samza became a top-level Apache project in 2014. Fast-forward to 2018, and we currently have over 3,000 applications in production leveraging Samza at LinkedIn
We will be using Sklearn and SpaCy to train an ML model from the Reddit Content Moderation dataset, and we will deploy that model using Seldon Core for real time processing of text data from Kafka real-time streams. You can also find an overview of the content in this post in video form, presented at the NLP Summit 2020 Part 1 - Programming Model Part 2 - Programming Model Continued Continuing on the previous two blog posts, in this series on writing stream processing applications with Spring Cloud Stream and Kafka Streams, now we will look at the details of how these applications handle deserialization on the inbound and serialization on the outbound Real-time Stream Processing teaches data engineer how to process unbounded streams of data in real-time using open-source framework. Apache Kafka, Apache Flink, Elasticsearch, Kibana, Flink AP Stream Processing and Data Integration With Kafka Apache Kafka® functions as a buffer between data producers and data consumers. It also brings in greater resilience to CropIn's cloud-native agtech platform by serving as a reliable, low-latency microservices communication bus. Stream Processing and Data Integration With Kafka
With the increased popularity of Apache Kafka, first as a simple message bus and later as a data integration system, many companies had a system containing many streams of interesting data, stored for long amounts of time and perfectly ordered, just waiting for some stream-processing framework to show up and process them. In other words, in the same way that data processing was significantly. Toggle navigation Stream Processing. Home; Frameworks . Kafka; Tools . Kafkacat; About; Search Previous Next ; Kafka; start/stop local kafka; kafka broker; Kafka start/stop local kafka - docker-compose -f docker-compose-kafka.yml up - docker-compose -f docker-compose-kafka.yml down kafka broker. localhost:9092; schema-registry-ui: localhost:8001 ; Documentation built with MkDocs. × Close.
Kafka Connect provides a framework to integrate Kafka-based systems with external systems. Using Kafka Connect, connectors work like consumers and pull data from external systems into Kafka topics to make the data available for stream processing. For example, these external source systems include Amazon Web Services or Java Message Service. Sink connector Sink connectors work like. Stream Processing with the Spring Framework (Like You've Never Seen It Before) Session Level: Intermediate April 2, 2019, 10:15 am - 10:55 am , Stream Processing, Session Speakers. Tim Berglund Senior Director of Developer Experience, Confluent. Josh Long Spring Developer Advocate, Pivotal. Let's assume you are eager to refactor your existing monolith, legacy system, or other to-be. Stream Processing − Popular frameworks such as Storm and Spark Streaming read data from a topic, process it, and write processed data to a new topic where it becomes available for users and applications. Apache Kafka's strong durability is also very useful in the context of stream processing. Key components of Kafka A Reactive Batching Strategy of Apache Kafka for Reliable Stream Processing in Real-tim
Pods often had uneven traffic distribution despite fairly even partition load distribution in Kafka. The Stream Processing Framework(SPF) is essentially Kafka consumers consuming from Kafka topics, hence the number of pods scaling in and out resulted in unequal partition load per pod. Vertically Scaling with Fixed Number of Pods . We initially kept the number of pods for a pipeline equal to. The process() function will be executed every time a message is available on the Kafka stream it is listening to. To define the stream that this task listens to we create a configuration file. This file defines what the job will be called in YARN, where YARN can find the package that the executable class is included in. it also defines the Kafka topic that this task will listen to and how the.
Faust is a stream processing library, porting the ideas from Kafka Streams to Python. It is used at Robinhood to build high performance distributed systems and real-time data pipelines that process billions of events every day 1 Beyond the DSL - #process Unlocking the power I'm here to make you PAPI! ;) If you're PAPI and you know it, merge your streams! firstname.lastname@example.org Kafka is an open-source stream-processing software platform and comes under the Apache software foundation Kafka Streams is a more specialized stream processing API. Unlike Beam, Kafka Streams provides specific abstractions that work exclusively with Apache Kafka as the source and destination of your data streams
Kafka Streams is a lightweight library for building streaming applications. It's been designed with the goal of simplifying stream processing enough to make it easily accessible as a mainstream application programming model for asynchronous services. It can be a good alternative in scenarios where you want to apply a stream processing model to your problem, without embracing the complexity of. Kafka Streams is an extension of the Kafka core that allows an application developer to write continuous queries, transformations, event-triggered alerts, and similar functions without requiring a dedicated stream processing framework such as Apache Spark, Flink, Storm or Samza. Here's the interesting story of Kafka adoption by the Twitter Engineering team which highlights this use case. At. two distributed stream processing frameworks have been emphasized by their adoption in large industrial projects: Apache Spark and Apache Flink. Spark-Streaming is based on micro-batch execution mechanism, and provides the sub- second delay. Flink is another popular massively parallel data processing engine which supports real-time data processing and CEP. Due to the enrichment and the. Stream processing tools Dedicated technologies that make stream processors capable of fast computation and concurrent work with multiple data streams is the key to building a streaming analytics platform. Let's look at the major technologies. Apache tools: Kafka, Spark, Storm, and Flin Kafka Connect: A framework to import event streams from other source data systems into Kafka and export event streams from Kafka to destination data systems. 3. Kafka Streams: A Java library to process event streams live as they occur. 5 6. 1. Apache Kafka: a Streaming Data Platform Unix Pipelines Analogy $ cat < in.txt | grep apache | tr a-z A-Z > out.txt Kafka Core: Unix pipes Kafka.
Spring Cloud Stream is a framework for creating message-driven Microservices and It provides a connectivity to the message brokers. Something like Spring Data, with abstraction, we can produce / process / consume data stream with any message broker (Kafka / RabbitMQ) without much configuration Kafka Streams is a lightweight solution to real-time processing of data which is useful in use cases such as fraud and security monitoring, Internet of Things (IoT) operations and machine.. Confluent ksqlDB has become an increasingly popular stream processing framework built upon Kafka Streams. It enables developers to write real-time stream processing applications with the ease of SQL. No Kafka Streams knowledge required! For this course, I have partnered with KSQL expert Simon Aubury to bring you the ultimate KSQL course. We'll take a project based approach for this course. You.
Kafka Streams binder implementation builds on the foundation provided by the Kafka Streams in Spring Kafka project. As part of this native integration, the high-level Streams DSL provided by the Kafka Streams API is available for use in the business logic, too. An early version of the Processor API support is available as well. As noted early-on, Kafka Streams support in Spring Cloud Stream. At LinkedIn, we develop and use Apache Samza as our stream processing framework, Apache Kafka as our durable pub-sub messaging pipe, and Databus (and its next generation replacement) for capturing.. Tables can be created from a Kafka topic or derived from existing streams and tables. In both cases, a table's underlying data is durably stored (persisted) within a Kafka topic on the Kafka brokers. Kafka Streams - A Java library for constructing stream processing applications. KSQL translates SQL statements to Kafka Streams applications
Hazelcast Jet is an application embeddable, stream processing framework designed for fast processing of big data sets. The Hazelcast Jet architecture is high performance and low-latency-driven, based on a parallel, streaming core engine that enables data-intensive applications to operate at near real-time speeds Kafka's messaging can be used to bridge technologies. Producers and consumers don't need to speak to each other, only to Kafka. This facilitates flexible, configurable architectures. Kafka provides a framework to perform analytics and processing across streams of data (with Kafka streams)
This is called Stream Processing or Stream Analytics. In this talk I will present the important concepts, a Stream Processing solution should support and then dive into some of the most popular. What is the best stream and batch data processing framework for Python ? Hi,I am looking for a stack where I can process item in real time, in a pipeline, with mostly Python function. As I understood, there is two things here: the messager broker and the data processing pipeline. The different options seems: Message broker: - Kafka - RabbitMQ - Google PubSub - Amazon Kinesis Stream - Redis. Apache flink is similar to Apache spark, they are distributed computing frameworks, while Apache Kafka is a persistent publish-subscribe messaging broker system. There is also Kafka-streams library which is also a distributed computing solution us..
Introduction To Streaming Data and Stream Processing with Apache Kafka 1. • Everything in the company is a real-time stream • > 1.2 trillion messages written per day • > 3.4 trillion messages read per day • ~ 1 PB of stream data • Thousands of engineers • Tens of thousands of producer processes • Used as commit log for distributed databas In fact, the KSQL streaming database is the missing element to transform Kafka into a proper platform, and it is something that Confluent co-founder Neha Narkhede, who helped create Kafka and its related Samza stream processing framework that mashes up Kafka and Hadoop at LinkedIn, has wanted to do for a long time The stream processing engine executes the predictive numerical models and algorithms represented in event processing (EP) languages for real-time analysis of the data streams. To prove the feasibility of the proposed framework, we implemented the system using a case study scenario of drought prediction and forecasting based on the Effective Drought Index (EDI) model. Firstly, we transform the. Kafka Streams 9 • Simple library, not a framework • Event at a time stream processing • Statefulprocessing, joins and aggregations • Distributed processing and fault tolerance • Part of main Apache Kafka project • Java only so far :(Python at Winton Many users, with different skillsets: • Developers • Researchers • Operations • 10. Talking to Kafka using kafka-python 11. Kafka Connect makes it easy to integrate all your data via Kafka, making it available as realtime streams. For example, you can use Kafka Connect to: For example, you can use Kafka Connect to: Stream changes from a relational database to make events available with low latency for stream processing applications
Distributed stream processing frameworks (DSPFs) have the capacity to handle real-time data processing for Smart Cities. In this paper, we examine the applicability of employing distributed stream processing frameworks at the data processing layer of Smart City and appraising the current state of their adoption and maturity among the IoT applications. Our experiments focus on evaluating the. The software provides a common framework for streaming real-time data feeds with a focus on high-throughput and distributed workloads. Kafka has become the de-facto standard for open-source streaming of data for stream processing. Since its launch, Kafka has been rapidly adopted by businesses to build a digital nervous system for stream processing and event-driven architectures. The platform. In dieser Session werden zwei bekannte und populäre Stream-Processing-Frameworks miteinander verglichen: Spark Structured Streaming und Kafka Streams. Wie unterscheiden sich die Frameworks voneinander, wo sind sie ähnlich? Was sind die Alleinstellungsmerkmale der Lösungen? Wie lassen sie sich in eine Big-Data-Umgebung integrieren? Diese und.