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170 results

DataDive with Aniket
Amazon SQL Interview Question | LEAD and LAG Functions Explained with Example | SQL Window Functions

In this video, I've explained one of the most commonly asked SQL interview questions at Amazon using LEAD() and LAG() ...

10:48
Amazon SQL Interview Question | LEAD and LAG Functions Explained with Example | SQL Window Functions

129 views

4 months ago

Data with Zach
The five levels of Apache Spark - Data Engineering

Apache Spark has levels to it: - Level 0 You can run spark-shell or pyspark, it means you can start - Level 1 You understand the ...

3:00
The five levels of Apache Spark - Data Engineering

53,135 views

11 months ago