Abstract: Intra-operator(or partitioned) parallelism is a well-established mechanism for achieving high performance in parallel database systems. However, the problem of how to exp...
Physical database design is important for query performance in a shared-nothing parallel database system, in which data is horizontally partitioned among multiple independent node...
Jun Rao, Chun Zhang, Nimrod Megiddo, Guy M. Lohman
Index is an important element in databases, and the existence of index is unavoidable. When an index has been built on a particular attribute, database operations (e.g. selection,...