Descriptors → DataMgr Relation

File in QueryEngine/Descriptors	Includes file in DataMgr
QueryFragmentDescriptor.cpp	DataMgr.h
QueryFragmentDescriptor.h	ChunkMetadata.h
RowSetMemoryOwner.h	AbstractBuffer.h
RowSetMemoryOwner.h	Allocators / ArenaAllocator.h
RowSetMemoryOwner.h	DataMgr.h