Description: Learn how to validate Spark SQL functions with step-by-step instructions and hands-on tasks. This article breaks down key concepts with code examples and provides a summary for further learning.
Explanation for the video
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Key Concepts Explanation
Key Concept 1
Spark SQL follows MySQL style. To validate functions we can just use SELECT clause - e. g.: SELECT current_date;
Key Concept 2
Another example - SELECT substr('Hello World', 1, 5);
Hands-On Tasks
Description of the hands-on tasks. Provide a list of tasks that the reader can perform to apply the concepts discussed in the article.
- Task 1
- Task 2
Conclusion
Summary of the main points discussed in the article. Encourage the reader to practice or engage with the community for further learning.