What is Spark Streaming Checkpoint?
What is the Spark or PySpark Streaming Checkpoint? As the Spark streaming application must operate 24/7, it should be fault-tolerant to the failures unrelated to the application logic (e.g., system…
Apache Kafka Article :
What is the Spark or PySpark Streaming Checkpoint? As the Spark streaming application must operate 24/7, it should be fault-tolerant to the failures unrelated to the application logic (e.g., system…
This article describes Spark Structured Streaming from Kafka in Avro file format and usage of from_avro() and to_avro() SQL functions using the Scala programming language. Spark Streaming Kafka messages in…
This article describes Spark Batch Processing using Kafka Data Source. Unlike Spark structure stream processing, we may need to process batch jobs which reads the data from Kafka and writes the data to Kafka topic in batch mode. To do this we should use read instead of resdStream similarly write instead of writeStream on DataFrame
This article describes how to Create Kafka topic and explains how to describe newly created and all existing topics in Kafka. All massages to and from Apache Kafka will happen via topics. Topic is a first class citizen in Kafka.
Some times you see this error in zookeeper logs, Don't worry about this error as it should not be a problem.. other information on this coming soon..
This article provides step by step instructions on how to install, setup, and run Apache Kafka Cluster on Ubuntu and test Producer and Consumer shell scripts that come with Kafka…
Kafka allows us to create our own serializer and deserializer so that we can produce and consume different data types like Json, POJO e.t.c. In this post will see how to produce and consumer User pojo object. To stream pojo objects one need to create custom serializer and deserializer.
This article explains how to write Kafka Producer and Consumer example in Scala. Producer sends messages to Kafka topics in the form of records, a record is a key-value pair along with topic name and consumer receives a messages from a topic.