关于“Working with JSON, Arrays, and Structs in BigQuery v1.5”的评价

Alyson A. · 已于 almost 3 years前审核

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Marina U. · 已于 almost 3 years前审核

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JOSE ALBERTO R. · 已于 almost 3 years前审核

The lab said that I needed to both CROSS JOIN and UNNEST a STRUCT or an ARRAY. But BigQuery ran and returned the same results as long as the STRUCT/ARRAY was CROSS JOINed, whether or not the UNNEST was used. Please explain why/when both are needed on the same column.

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Jeremiah S. · 已于 almost 3 years前审核

good

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