Bloomberg Data Manipulation (SQL/Python) Interview Questions
Master your tech interview with our curated database of real questions from top companies.
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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
Bloomberg
Medium
Software EngineerCreate SQL report of top extensions by weekday
You are given a PostgreSQL table service_access_log with columns: method TEXT (HTTP verb), path TEXT (URL path that may include a filename and optiona...
Data Manipulation (SQL/Python)
0
0
Jul 26, 2025