Spark is an open-source distributed data-processing engine for parallel batch processing, real-time analytics, and large-scale data analysis. Its APIs support Scala, Java, Python, and R; RDDs provide fault-tolerant parallel processing, while Spark SQL, DataFrames, MLlib, and Spark Streaming extend its use across structured data, machine learning, and live streams. section 5.3
Tracking assets outside Chicago
A Spark adapter consumes asset-location messages containing asset_id, latitude, longitude, and timestamp. It computes the distance from Chicago and emits records exceeding 25 miles. A representative output reports asset 1 at 712.8314662207446 miles.




