Database Reorganization—Principles and Practice
Gary H. Sockut, Robert P. Goldberg · ACM Computing Surveys · 1979
Database reorganization can be defined as changing some aspect of the way in which a database m arranged logically and/or physically.An example is changing from a one-toone to a one-to-many relationship.Reorganizatmn m a necessary function in a database system.This paper introduces the basic concepts of reorganization, including why it is performed.Many types of reorganization are described and classified into logical/physical levels.Then pragmatic issues such as reorganization strategies, a survey of several commercial reorganization facilities, case studies, and database administration cons~deratmns are covered.Finally, several research efforts are surveyed.