Tips and Tricks- Delta Lake Table in Apache Spark - Azure Data Engineering Interview Question

#PySpark #DeltaTable #AzureDatabricks #BigData #DataEngineering #DataLake #InterviewQuestions #TechTutorial #DataAnalytics #DataTransformation #SchemaEvolution #ACIDProperties #DataGovernance #TimeTravel #DataPipelines #Azure #Databricks

🔍 What We'll Cover:

Delta Table Overview: Understand why Delta Tables have become a popular choice for big data analytics in cloud-based platforms.
Code Walkthrough: Learn how to create a Delta Table in Azure Databricks using a sample dataframe.
Interview Question: Explore how to handle column names with spaces and special characters in Delta Tables.
Solutions: Discover two approaches to manage friendly column names—using Views and the latest Column Mapping feature.


TimeStamp:

0:00:00 - Intro
0:01:07 - Creating Delta Table
0:03:17 - Interview Question
0:07:26 - Approach 1- Creating views
0:10:25 - Approach 2- Enabling Name Mapping feature
0:13:25 - What is the best approach?

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