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Awesome Open Source

Apache Flink SQL Cookbook

The Apache Flink SQL Cookbook is a curated collection of examples, patterns, and use cases of Apache Flink SQL. Many of the recipes are completely self-contained and can be run in Ververica Platform as is.

The cookbook is a living document. 🌱

Table of Contents

Foundations

  1. Creating Tables
  2. Inserting Into Tables
  3. Working with Temporary Tables
  4. Filtering Data
  5. Aggregating Data
  6. Sorting Tables
  7. Encapsulating Logic with (Temporary) Views
  8. Writing Results into Multiple Tables

Aggregations and Analytics

  1. Aggregating Time Series Data
  2. Watermarks
  3. Analyzing Sessions in Time Series Data
  4. Rolling Aggregations on Time Series Data
  5. Continuous Top-N
  6. Deduplication
  7. Chained (Event) Time Windows
  8. Detecting Patterns with MATCH_RECOGNIZE
  9. Maintaining Materialized Views with Change Data Capture (CDC) and Debezium

Other Built-in Functions & Operators

  1. Working with Dates and Timestamps
  2. Building the Union of Multiple Streams

User-Defined Functions (UDFs)

  1. Extending SQL with Python UDFs

Joins

  1. Regular Joins
  2. Interval Joins
  3. Temporal Table Join between a non-compacted and compacted Kafka Topic
  4. Lookup Joins
  5. Star Schema Denormalization (N-Way Join)
  6. Lateral Table Join

About Apache Flink

Apache Flink is an open source stream processing framework with powerful stream- and batch-processing capabilities.

Learn more about Flink at https://flink.apache.org/.

License

Copyright © 2020 Ververica GmbH

Distributed under Apache License, Version 2.0.


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