115. Databricks | Pyspark| SQL Coding Interview: Number of Calls and Total Duration

Azure Databricks Learning: LeetCode Coding Interview Exercise: Pyspark and Spark SQL
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Coding exercises are very common in most of the Bigdata interviews. It is important to develop coding skills before appearing for Spark/Databricks interviews.

In this video, I have explained a coding scenario to calculate the number of calls and total call duration between 2 persons. This is Leet Code SQL Exercise number 1699. This is also one of common coding exercise asked in MAANG/FAANG/GAMAM companies such as Google,Apple, Microsoft, Amazon, Meta etc.,

To get more understanding, watch this video

   • 115. Databricks | Pyspark| SQL Coding Inte...  

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