1Z0-053 Exam Dumps | View the Exhibit. Examine the following command that is executed for the TRANSPORT table in the SH schema:

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Question 9/444

View the Exhibit.
Examine the following command that is executed for the TRANSPORT table in the SH schema:
SQL> SELECT DBMS_STATS.CREATE_EXTENDED_STATS('sh', 'customers_obe', '(country_id, cust_state_province)') FROM dual; Which statement describes the significance of this command?
Exhibit:

A. It collects statistics into the pending area in the data dictionary.

B. It creates a virtual hidden column in the CUSTOMERS_OBE table.

C. It collects statistics with AUTO_SAMPLE_SIZE for ESTIMATE_PERCENT.

D. It creates a histogram to hold skewed information about the data in the columns.

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