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更新しました 2024/11/07
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array_size
Applies to: Databricks SQL Databricks Runtime
Returns the number of elements in array.
array
array_size(array)
array: An ARRAY expression.
An INTEGER.
> SELECT array_size(array(1, NULL, 3, NULL)); 4 > SELECT array_size(array()); 0
array function
element_at function