Parallel Sort Local Sort Local Sort Merge r Local Sort Local Sort Merge Local Sort Local Sort Merge : Local Sort Local Sort Merge Im 1.Range Partition 2.Local Sort 1.Local Sort 2.Range Partition and Merge (a)Range Partitioning Sort (b)Parallel External Sort-Merge Database System Concepts-7th Edition 22.9 @Silberschatz,Korth and SudarshanDatabase System Concepts - 7 22.9 ©Silberschatz, Korth and Sudarshan th Edition Parallel Sort