Optimizing your BigQuery Queries for Performance Reviews

13263 reviews

Mario Y. · Reviewed больше 5 лет ago

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Igor K. · Reviewed больше 5 лет ago

Query in Efficient Joins -> Denormalization - shouldn't the new table (london_bicycles_denorm) contain all columns from cycle_hire, since otherwise you will have to join it to cycle_hire on each query (to get duration, date, etc.).

Anton S. · Reviewed больше 5 лет ago

Unfortunatelly too less time to do this lab

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Mariela Y. · Reviewed больше 5 лет ago

Very Satisfied

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