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Whiledesigningyourdatabase,youhavecreatedtheEMPLOYEEStableasanindex-organizedtable(IOT).YouwanttocreateabitmapindexontheJOB_IDcolumntomakequeriesfaster.Whichtaskmusthavebeencompletedsothatyouareabletocreatethebitmapindex?()

A.Aprimarykeymusthavebeencreated.

B.Amappingtablemusthavebeencreated.

C.Anoverflowtablespacemusthavebeenspecified.

D.ThePCTTHRESHOLDoptionmusthavebeenspecified.


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