Patent Number: 8,793,280

Title: Key-break and record-loop processing in parallel data transformation

Abstract: Embodiments of the invention provide a method and apparatus for providing additional functionality to a data processing program. This is achieved by various means, including preprocessing records in a data volume, designating certain records with a key-break, and creating an aggregation structure that user programs may use to store previously-processed records from the data volume.

Inventors: McClean; Geoffrey M. (Milton Keynes, GB), Pu; Xiaoyan (Chelmsford, MA)

Assignee: International Business Machines Corporation

International Classification: G06F 17/30 (20060101)

Expiration Date: 7/29/12018