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Author: lochan2014
🚀 PySpark Architecture & Execution Engine — Complete Guide 🔥 1. Spark Evolution Recap ⚔️ 2. Spark vs Hadoop (Core Comparison) Feature Hadoop MapReduce Apache Spark Engine Disk-based In-memory Languages Java-only Scala, Python, R, SQL Iterative Support Poor (writes to disk) Native (in-memory) Speed Slow (I/O bound) Fast (RAM usage) Ecosystem Limited Unified stack 🧱…
In Apache Spark, data types are essential for defining the schema of your data and ensuring that data operations are performed correctly. Spark has its own set of data types that you use to specify the structure of DataFrames and RDDs. Understanding and using Spark’s data types effectively ensures that your data processing tasks are…