Bloomberg Data Engineer Data Manipulation (SQL/Python) Interview Questions
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Bloomberg
Medium
Data EngineerWrite Postgres string parsing and aggregation query
You are given a PostgreSQL table events(user_id TEXT, raw TEXT) where raw stores pipe-delimited key=value pairs, for example 'user=U1|country=US|ts=20...
Data Manipulation (SQL/Python)
0
0
Sep 6, 2025
Bloomberg
Medium
Data EngineerWrite PostgreSQL string-manipulation query
You are given a PostgreSQL table clickstream(session_id TEXT, page TEXT, query TEXT, ts TIMESTAMP). The page column contains full URLs like 'https://s...
Data Manipulation (SQL/Python)
0
0
Sep 6, 2025