30 SQL Interview Questions for Data Engineers: Window Functions to CTEs
Preparing for a data engineering interview? This guide walks through 30 SQL interview questions that Pune recruiters actually ask, from joins and aggregations to window functions, CTEs, indexing and query tuning. Each question comes with a clear, interview-ready answer and a note on why it matters in real pipelines. Built by the mentors behind IntelliBI's Data Engineering Course in Pune, it is the SQL revision checklist you need before your next technical round.







