November 1976 - Vol. 19 No. 11
Features
At every standards meeting, in clear view on the table there should be a small plaque engraved: “Do it once, do it right, do it internationally.” The many…
A sample set of Cobol programming standards is offered. These standards constrain code to be developed in a “structured” form for both data and control…
The design and implementation of a table driven, interactive diagnostic programming system
CAPS is a highly interactive diagnostic compiler/interpreter that allows beginning programmers to prepare, debug, and execute fairly simple programs at a graphics display…
Experiments in text file compression
A system for the compression of data files, viewed as strings of characters, is presented. The method is general, and applies equally well to English, to PL/I, or to…
The notions of consistency and predicate locks in a database system
In database systems, users access shared data under the assumption that the data satisfies certain consistency constraints. This paper defines the concepts of…
Optimal reorganization of distributed space disk files
In most database organizations, the cost of accessing the database will increase due to structural changes caused by updates and insertions. By reorganizing the database,…
High-level binding with low-level linkers
An easy to implement scheme is described by which a compiler can enforce agreement between complex data types in separately compiled modules. The scheme is designed to…