单项选择题
IftheADDDBPARTITIONNUMcommandisusedtoaddanewdatabasepartitiontoanexistingDB2instance,whichstatementiscorrect?()
A.Allexistingdatabasesintheinstanceareexpandedtothenewdatabasepartitionbutdatacannotbestoredonthenewpartitionuntilithasbeenaddedtoapartitiongroup.
B.Databasepartitiongroupswithinexistingdatabaseswillautomaticallyincludethenewdatabasepartitionandwillredistributetheirexistingdatatothenewpartition.
C.Anysinglepartitiondatabaseswithintheinstancewillautomaticallybecomemulti-partitiondatabasesoncethenewpartitionisaddedtotheinstance.
D.Adatabaseadministratorwouldneedtomodifythedb2nodes.cfgfiletocompletetheadditionofthenewpartitiontotheinstance.