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Janani Ravi

Flink is a stateful, tolerant, and large scale system which works with bounded and unbounded datasets using the same underlying stream-first architecture.

Apache Flink is built on the concept of stream-first architecture where the stream is the source of truth. In this course, Exploring the Apache Flink API for Processing Streaming Data, you will perform custom transformations and windowing operations on streaming data.

First, you will explore different stateless and stateful transformations that Flink supports for data streams such as map, flat map, and filter transformations.

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Flink is a stateful, tolerant, and large scale system which works with bounded and unbounded datasets using the same underlying stream-first architecture.

Apache Flink is built on the concept of stream-first architecture where the stream is the source of truth. In this course, Exploring the Apache Flink API for Processing Streaming Data, you will perform custom transformations and windowing operations on streaming data.

First, you will explore different stateless and stateful transformations that Flink supports for data streams such as map, flat map, and filter transformations.

Next, you will learn the use of the process function and the keyed process function which allows you to perform very granular operations on input streams, get access to operator state, and access timer services.

Finally, you will round off your knowledge of the Flink APIs by performing transformations using the table API as well as SQL queries.

When you are finished with this course you will have the skills and knowledge to design Flink pipelines, access state and timers in Flink, perform windowing and join operations, and run SQL queries on input streams.

This course is no longer available. Find something similar by browsing:
Apache Flink Stream Processing Data Transformations Windowing SQL Queries Table API

What's inside

Syllabus

Course Overview
Applying Transforms on Input Streams
Performing Custom Transforms on Streams
Working with Windowing Operations on Streams
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Traffic lights

Read about what's good
what should give you pause
and possible dealbreakers
Teaches skills, knowledge, and/or tools that are highly relevant to industry
Builds a strong foundation for beginners
Develops professional skills or deep expertise in a particular topic or set of topics
Covers unique perspectives are ideas that may add color to other topics and subjects
Takes a creative approach to an otherwise established topic, field, or subject
Advises students to take other courses first as prerequisites
Requires that this course be taken in serial with others as part of a series
Requires learners to come in with extensive background knowledge first

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Reviews summary

Practical apache flink api exploration

According to learners, this course offers a highly practical and clear exploration of the Apache Flink API for processing streaming data. Students frequently praise the instructor's clear explanations, especially for complex topics like the ProcessFunction and KeyedProcessFunction, which are core to Flink's state management. The numerous hands-on examples and coding exercises are highlighted as particularly useful for solidifying understanding and making concepts tangible. While it provides a solid foundation in Flink's stateless and stateful transformations, some suggest adding more advanced use cases or a capstone project for deeper real-world application. Overall, it's considered highly beneficial for intermediate data engineers seeking to develop Flink pipelines.
Earlier concerns about outdated code appear to have been addressed in recent course updates.
"Very up-to-date with current Flink versions."
"The course material is decent, but some sections feel a bit outdated compared to the latest Flink versions. For example, some syntax in the code examples seems slightly off..."
"Some minor technical issues with setting up the environment were present in older versions of the course, but it seems they've been resolved in recent updates."
Strong emphasis on practical demos and coding exercises that aid in real-world application.
"I especially appreciated the hands-on examples; they made the complex concepts very tangible."
"The practical demos and coding exercises solidified my understanding of windowing operations and custom transformations."
"A very practical course. The content is directly applicable to my work."
"The practical approach ensured I could immediately apply what I learned."
Provides incredibly clear insights into complex Flink API concepts and state management.
"The explanations of the ProcessFunction and KeyedProcessFunction were incredibly clear, providing deep insights into state management and timers."
"Excellent course! The instructor's explanations were clear and concise, making complex Flink concepts accessible."
"This course significantly improved my understanding of Flink. The explanation of windowing operations was particularly strong, making a complex topic easy to grasp."
"The depth on ProcessFunction and keyed state management is unparalleled for an introductory-to-intermediate course."
While comprehensive, some learners wished for more complex use cases or a concluding capstone project.
"I felt the Table API and SQL integration could have been explored with more complex use cases or practical project. It felt a bit rushed at the end."
"Some parts, particularly around advanced state management, could benefit from more detailed examples."
"My main feedback would be to maybe add a small project at the end to tie all the concepts together, instead of just isolated examples."
"The course is okay, but I wish there was more content on error handling and deployment strategies."
The course pace can be fast, potentially requiring prior experience in distributed systems or Java/Scala.
"Found this course quite challenging. While the instructor is knowledgeable, I felt there was an implicit assumption of prior Flink knowledge or extensive experience."
"The demos moved too quickly at times, making it hard to follow along if you hit a snag. Not ideal for true beginners."
"The course covers the stated topics, but I found the pace a bit fast, especially when diving into the custom Process Functions."
"It's best if you have some prior Java/Scala background and understand distributed systems basics."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Exploring the Apache Flink API for Processing Streaming Data with these activities:
Review the basics of data streaming
Refresh your understanding of the core concepts behind data streaming to strengthen your foundation for this course.
Browse courses on Streaming Data
Show steps
  • Review articles and online resources on data streaming.
  • Go through tutorials on basic data streaming concepts.
  • Try out simple data streaming exercises using a preferred programming language.
Attend a workshop on Apache Flink
Gain hands-on experience and insights into Apache Flink by attending a workshop led by experts, accelerating your progress in mastering the technology.
Show steps
  • Research and identify workshops on Apache Flink that align with your learning goals.
  • Register for the workshop and make necessary arrangements.
  • Actively participate in the workshop, ask questions, and engage with the instructors.
  • Follow up after the workshop by reviewing materials and practicing what you learned.
Practice data transformations on input streams
Reinforce your understanding of data transformations by practicing them on input streams, improving your fluency in using Flink's API.
Browse courses on Data Transformations
Show steps
  • Set up a development environment for Apache Flink.
  • Create a sample input data stream.
  • Apply various transformations to the input stream, such as map, flatMap, and filter.
  • Observe the transformed data and analyze the results.
Four other activities
Expand to see all activities and additional details
Show all seven activities
Create a comprehensive study guide for the Apache Flink API
Enhance your understanding and retention of the Apache Flink API by compiling a comprehensive study guide, providing you with a valuable resource for future reference and review.
Show steps
  • Gather all relevant course materials, including lecture notes, assignments, and online resources.
  • Organize and categorize the materials based on different aspects of the Flink API.
  • Summarize key concepts, examples, and best practices in a clear and concise manner.
  • Review and refine your study guide regularly to ensure it remains up-to-date and comprehensive.
Create a visualization of a data streaming pipeline
Deepen your understanding of Flink pipelines by creating a visual representation of their structure and data flow, enhancing your ability to design and debug them.
Browse courses on Data Visualization
Show steps
  • Choose a data streaming pipeline that you have implemented or studied.
  • Identify the key components and data flow of the pipeline.
  • Use a visualization tool or library to create a visual representation of the pipeline.
  • Share your visualization with others for feedback and discussion.
Participate in a coding competition focused on Apache Flink
Challenge yourself and showcase your skills by participating in a coding competition centered around Apache Flink, pushing your limits and gaining valuable experience.
Show steps
  • Identify and register for a coding competition that aligns with your skill level and interests.
  • Prepare thoroughly by practicing and reviewing Apache Flink concepts and techniques.
  • Participate in the competition, giving your best effort and seeking to solve the challenges efficiently.
  • Reflect on your performance and identify areas for improvement.
Offer guidance to other students learning about Apache Flink
Reinforce your understanding of Apache Flink and develop your communication skills by mentoring other students, fostering a supportive learning environment.
Show steps
  • Identify opportunities to assist fellow students through online forums, study groups, or informal discussions.
  • Provide clear and helpful explanations of concepts, answer questions, and share your experiences.
  • Encourage active participation and foster a positive and collaborative learning atmosphere.
  • Seek feedback from those you mentor to improve your mentoring approach.

Career center

Learners who complete Exploring the Apache Flink API for Processing Streaming Data will develop knowledge and skills that may be useful to these careers:
Head of Data
A Head of Data is responsible for the overall data strategy and operations of an organization. Heads of Data who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Head of Data to better understand the challenges and opportunities involved in managing streaming data.
Chief Analytics Officer
A Chief Analytics Officer is responsible for the development and implementation of analytics initiatives across an organization. Chief Analytics Officers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Chief Analytics Officer to better understand the challenges and opportunities involved in managing streaming data.
Vice President of Data Science
A Vice President of Data Science is responsible for the development and implementation of data science initiatives across an organization. Vice Presidents of Data Science who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Vice President of Data Science to better understand the challenges and opportunities involved in managing streaming data.
Chief Data Officer
A Chief Data Officer is responsible for the overall data strategy of an organization. Chief Data Officers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Chief Data Officer to better understand the challenges and opportunities involved in managing streaming data.
Data Science Manager
A Data Science Manager leads a team of data scientists and is responsible for the development and implementation of data science projects. Data Science Managers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Data Science Manager to better understand the challenges involved in developing and implementing streaming data science projects. This course may also be helpful for Data Science Managers who want to build a foundation in stream processing.
Technical Product Manager
A Technical Product Manager is responsible for the technical aspects of a product's development and launch. Technical Product Managers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Technical Product Manager to better understand the technical challenges involved in developing and launching streaming products. This course may also be helpful for Technical Product Managers who want to build a foundation in stream processing.
Solutions Architect
A Solutions Architect designs and implements technology solutions for businesses. Solutions Architects who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Solutions Architect to design and implement more scalable and reliable solutions. This course may also be helpful for Solutions Architects who want to build a foundation in stream processing.
Product Manager
A Product Manager is responsible for the development and launch of new products. Product Managers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Product Manager to better understand the needs of their customers and to develop more successful products. This course may also be helpful for Product Managers who want to build a foundation in stream processing.
Business Analyst
A Business Analyst helps businesses to understand their data and make better decisions. Business Analysts who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Business Analyst to be more effective in their work. This course may also be helpful for Business Analysts who want to build a foundation in stream processing.
Data Analyst
A Data Analyst collects, cleans, and analyzes data to identify trends and patterns. Data Analysts who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Data Analyst to be more efficient in their work. This course may also be helpful for Data Analysts who want to build a foundation in stream processing.
Software Engineer
A Software Engineer designs, develops, and maintains software applications. Software Engineers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Software Engineer to build more scalable and reliable applications. This course may also be helpful for Software Engineers who want to build a foundation in stream processing.
Machine Learning Engineer
A Machine Learning Engineer builds and deploys machine learning models. These models can be used for a variety of purposes, such as predicting customer behavior, identifying fraud, and optimizing business processes. Machine Learning Engineers who work with streaming data may find this course useful. This course covers the fundamentals of stream processing with Apache Flink, a skill that could help a Machine Learning Engineer to build more accurate and timely models. This course may also be helpful for Machine Learning Engineers who want to build a foundation in stream processing.
Data Scientist
A Data Scientist uses data to find solutions to business problems. This can involve collecting, cleaning, and processing data; building models to predict future outcomes; and communicating findings to stakeholders. Data Scientists who specialize in stream data may find this course particularly useful, as it covers the fundamentals of stream processing with Apache Flink. These skills could help a Data Scientist to develop more accurate and timely models. This course may also be helpful for Data Scientists who want to build a foundation in stream processing.
Data Engineer
A Data Engineer designs, builds, and maintains the systems that ingest, process, and store data for an organization. Data Engineers who work with stream-first architecture may find this course useful. This course covers stream processing with Apache Flink, a skill that could help a Data Engineer be more effective in their work.
Data Architect
A Data Architect designs and builds pipelines to structure data into a format that makes it easy for the organization to use. Their work ensures the organization's data is accessible, reliable, and useful. To be a successful Data Architect, you should take courses that cover accessing data from streaming applications, such as Apache Flink. This course covers how to collect, filter, and move data using Flink, a skillset that may be useful for a Data Architect.

Reading list

We've selected eight books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Exploring the Apache Flink API for Processing Streaming Data.
Provides a comprehensive overview of the principles and practices of designing and building data-intensive applications. It covers topics such as data modeling, storage systems, stream processing, and distributed computing.
Provides a comprehensive overview of big data analytics with Apache Flink. It covers the fundamentals of Apache Flink, streaming data processing, batch data processing, and the use of Flink in various big data applications.
Provides a hands-on introduction to Apache Flink and its use cases. It covers the basics of Apache Flink, including its architecture, streaming and batch processing, and the Table API.
Provides a comprehensive overview of Python for data analysis, covering the fundamentals and advanced techniques. It can be a valuable resource for those who want to learn how to use Python for stream processing.
Provides a comprehensive overview of data stream management and processing, covering the fundamentals and advanced techniques. It can be a valuable resource for those who want to learn about the theoretical foundations of stream processing.
Provides a comprehensive overview of Hadoop, covering the fundamentals and advanced techniques. While it focuses on Hadoop, it can provide valuable background knowledge for those who want to learn about stream processing.
Provides a comprehensive overview of Spark, covering the fundamentals and advanced techniques. While it focuses on Spark, it can provide valuable background knowledge for those who want to learn about stream processing.

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