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Examine the command: SQL&gt


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

  • AAutomatic statistics collection is stopped for the CUSTOMERS table.
  • BStatistics for the CUSTOMERS table are locked and cannot be overwritten.
  • CExisting statistics for the CUSTOMERS table become unusable for the query optimizer.
  • DSubsequently, statistics gathered on the CUSTOMERS table are stored as pending statistic
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分类:1Z0-052题库
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