IT Career Guides & Free Resources
Expert roadmaps, tutorials, salary guides and interview prep across Data Science, Generative AI, Python, Cloud & Analytics — written by GloryTecks trainers in Hyderabad.
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Scheduling Queries in BigQuery
A scheduled query is SQL that BigQuery runs for you on a timetable. This guide covers the run parameters, destination table templates checked against Google's own examples, backfills, credentials and notifications, and shows on real data why an appending statement doubles on a rerun while a MERGE does not.
BigQuery Interview Questions and Answers
BigQuery interviews mix SQL with cost: what a query will be billed, and how table design changes it. Seven questions are answered with GoogleSQL run locally on real New York taxi data and with Google's own documentation: column costs, LIMIT, approximate counts, QUALIFY, arrays, and partitioning with clustering.