YouexecutedthefollowingcommandtocreateatablespacecalledSALES_DATA:SQL>CREATETABLESPACEsales_dataDATAFILESIZE100MSEGMENTSPACEMANAGEMENTAUTO;WhichtwostatementsaretrueabouttheSALES_DATAtablespace()A.Thedatabaseautomaticallydeterminestheextent-sizingpolicyfor
题目
YouexecutedthefollowingcommandtocreateatablespacecalledSALES_DATA:SQL>CREATETABLESPACEsales_dataDATAFILESIZE100MSEGMENTSPACEMANAGEMENTAUTO;WhichtwostatementsaretrueabouttheSALES_DATAtablespace()
A.Thedatabaseautomaticallydeterminestheextent-sizingpolicyforthetablespace.
B.Thesegmentsareautomaticallyshrunkwhenthecontentsareremovedfromthem.
C.Theallocationofextentswithinthetablespaceismanagedthroughthedictionarytables.
D.Thespaceutilizationdescriptionofthedatablocksinsegmentsisrecordedinbitmapblocks.
E.Thespaceutilizationdescriptionofthedatablocksinsegmentsismanagedthroughfreelists.