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Data engineering interview questions
When would you choose a Snowflake schema over a Star schema?
Detail examples of inner, outer, left, and right joins.
Difference Between Internal and External Tables in BigQuery
Difference between ROW_NUMBER(), RANK(), and DENSE_RANK() with examples.
Difference between where and having clause with examples.
Explain Common Table Expressions (CTEs) and their benefits.
Explain SQL Window Functions with examples.
Explain the difference between UNION and UNION ALL.
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