Build MQTT + SQLite + Hadoop Sales Data Pipeline (Proof of Concept, 5 Days)
PROJECT OVERVIEW We need a small, working proof of concept that collects retail sales transactions over MQTT, stores them locally in SQLite, loads them in…
Описание предложения
PROJECT OVERVIEW We need a small, working proof of concept that collects retail sales transactions over MQTT, stores them locally in SQLite, loads them into Hadoop (HDFS + Hive) and produces basic sales reports. Everything must run on one machine with Docker so we can demo it and build on it later. DATA FLOW 1. A sales simulator (Python) publishes transactions to an MQTT broker (Mosquitto) 2. A collector subscribes and saves every message in SQLite (it keeps working if Hadoop is down) 3. A loader moves new SQLite rows to HDFS on a schedule and on demand 4. Hive tables on HDFS and SQL queries produce the sales reports DELIVERABLES 1. : Mosquitto, single-node Hadoop 3.x (HDFS + YARN), Hive. One command starts it all. 2. Sales simulator - 5 stores, 200 products, configurable rate (defaul...
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