文档介绍：MEASURES FOR ASSESSING SQL CODE1
MAINTAINABILITY
MARIO PIATTINI+ , ANTONIO MARTÍNEZ+
+RESEARCH GROUP ALARCOS
DEPARTAMENTO DE INFORMÁTICA
UNIVERSITY OF CASTILLA-LA MANCHA
RONDA DE CALATRAVA, 5
13071, CIUDAD REAL. SPAIN.
Fax:00-34-926-221703 E-MAIL: {mpiattin, amartinez} ***@inf-
EXCMA. DIPUTACION DE CIUDAD REAL
CALLE TOLEDO, 17
13001, CIUDAD REAL (SPAIN)
Abstract
Nowadays, relational databases are introduced in has proposed some metrics for 4GL effort
most of the Information Systems, ing their estimation.
essential core. The relational database language, In this article we describe three simple measures for
SQL, is being increasingly used for application assessing SQL code maintainability. Both an
development. experiment with students and a real case in a state
Software engineers have been putting forward huge anization have empirically validated these
quantities of measures for software products, measures as maintainability indicators.
processes and resources. Unfortunately, almost all Keywords
the measures proposed until now, have focused on Software measurement, maintainability, SQL,
3GL program characteristics disregarding databases empirical software engineering.
and their associated languages. Only a few author
1 This research is part of the MANTICA project, partially supported by CICYT and the European Union (1FD97-0168).
1