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Examine the command: SQL> DBMS_STATS.SET_TABLE_PREFS(’SH’, ’CUSTOMERS’, ’PUBLISH’, ’false’);  Which statementdescribes the effect of the above command()

发布日期:2020-04-10

Examine the command: SQL> DBMS_STATS.SET_TABLE_PRE...
A

Automatic statistics collection is stopped for the CUSTOMERS table.

B

Statistics for the CUSTOMERS table are locked and cannot be overwritten.

C

Existing statistics for the CUSTOMERS table become unusable for the query optimizer.

D

Subsequently, statistics gathered on the CUSTOMERS table are stored as pending statistics

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