WhichstatementistrueregardingthecreationofnestedplansusingResourceManager?()

A.Onlyonenestedsubplanisallowed. B.Theplanscanbenesteduptofourlevels. C.ResourceManagerdoesnotsupportnestedplans. D.NestedplanscontrolonlythedegreeofparallelismbutnottheCPU. E.EachnestedplangetsaproportionoftheCPUresourcesassignedtoitsparentgroup.

时间:2023-09-09 17:31:24

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