ACM Transactions on Database Systems (TODS) , Volume 2

Volume 2, Number 1, March 1977

John B. Kam, Jeffrey D. Ullman:
A Model of Statistical Databases and Their Security. 1-10
Rudolf Bayer, Karl Unterauer:
Prefix B-Trees. 11-26
Mario Schkolnick:
A Clustering Algorithm for Hierarchical Structures. 27-44
S. Bing Yao:
An Attribute Based Model for Database Access Cost Analysis. 45-67
Henry D. Anderson, P. Bruce Berra:
Minimum Cost Selection of Secondary Indexes for Formatted Files. 68-90
Raymond A. Lorie:
Physical Integrity in a Large Segmented Database. 91-104

John Miles Smith, Diane C. P. Smith:
Database Abstractions: Aggregation and Generalization. 105-133
Nan C. Shu, Barron C. Housel, Robert W. Taylor, Sakti P. Ghosh, Vincent Y. Lum:
EXPRESS: A Data EXtraction, Processing, amd REStructuring System. 134-174
Esen A. Ozkarahan, Stewart A. Schuster, Kenneth C. Sevcik:
Performance Evaluation of a Relational Associative Processor. 175-195
Richard S. Brice, Stephen W. Sherman:
An Extension of the Performance of a Database Manager in a Virtual Memory System Using Partially Locked Virtual Buffers. 196-207

Guy M. Lohman, John A. Muckstadt:
Optimal Policy for Batch Operations: Backup, Checkpointing, Reorganization, and Updating. 209-222
Kai C. Wong, Murray Edelberg:
Interval Hierarchies and Their Application to Predicate Files. 223-232
Daniel R. Ries, Michael Stonebraker:
Effects of Locking Granularity in a Database Management System. 233-246
Joachim W. Schmidt:
Some High Level Language Constructs for Data of Type Relation. 247-261
Ronald Fagin:
Multivalued Dependencies and a New Normal Form for Relational Databases. 262-278
Salvatore T. March, Dennis G. Severance:
The Determination of Efficient Record Segmentations and Blocking Factors for Shared Data Files. 279-296

Esen A. Ozkarahan, Kenneth C. Sevcik:
Analysis of Architectural Features for Enhancing the Performance of a Database Machine. 297-316
Jorma Rissanen:
Independent Components of Relations. 317-325
Robert H. Bonczek, James I. Cash, Andrew B. Whinston:
A Transformational Grammar-Based Query Processor for Access Control in a Planning System. 326-338
Tomás Lang, Christopher Wood, Eduardo B. Fernández:
Database Buffer Paging in Virtual Storage Systems. 339-351
D. A. Thomas, B. Pagurek, Raymond J. A. Buhr:
Validation Algorithms for Pointer Values in DBTG DataBases. 352-369
Billy G. Claybrook:
A Facility for Defining and Manipulating Generalized Data Structures. 370-406

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