Databricks Certified Data Engineer - Professional
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Which of the following statements about data skipping is not accurate?
A
Data skipping on columns with long string values is a resource-intensive operation.
B
Including more columns to gather statistics increases the overhead when writing to delta tables enabled with data skipping.
C
Data skipping features require manual activation via the delta.dataSkipping table property as they are not enabled by default.
D
Data skipping enhances query performance by reducing the amount of data scanned.
E
For nested columns, each field is treated as a separate column during statistics collection.