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- Functions in Python- Syntax, execution, examples
- Functional Programming concepts in Python — Lambda functions and Decorators — with examples, data engineering use cases
- Recursion in Python – Deep Dive into Recursive Functions
- Python ALL Eyes on Strings- String Data Type & For Loop Combined
- Date and Time Functions- Pyspark Dataframes & Pyspark Sql Queries
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Tag: BDL
Big Data Lake: Data Storage HDFS is a scalable storage solution designed to handle massive datasets across clusters of machines. Hive tables provide a structured approach for querying and analyzing data stored in HDFS. Understanding how these components work together is essential for effectively managing data in your BDL ecosystem. HDFS – Hadoop Distributed File…
Ordered Guide to Big Data, Data Lakes, Data Warehouses & Lakehouses 1 The Modern Data Landscape — Bird’s‑Eye View Every storage paradigm slots into this flow at the Storage layer, but each optimises different trade‑offs for the rest of the pipeline. 2 Foundations: What Is Big Data? 5 Vs Meaning Volume Petabytes+ generated continuously Velocity Milliseconds‑level arrival & processing Variety Structured, semi‑structured, unstructured Veracity Data quality…